Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

Home > Products > Discrete Semiconductor Products > Transistors > Bipolar (BJT) > Single Bipolar Transistors

onsemi NSV20101JT1G

Name: NSV20101JT1G
Brand: onsemi
SKU: NSV20101JT1G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Compare

Part No.:: NSV20101JT1G

Manufacturer:: onsemi

Category:: Single Bipolar Transistors

Package:: SC-89, SOT-490

Datasheet:: NSV20101JT1G.pdf

Description:: TRANS NPN 20V 1A SC-89-3

Quantity:: RFQ Add To RFQ list

Payment:

Shipping:

Inventory:2,840

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Product details

Overview

NSV20101JT1G from onsemi is an AEC-Q101 qualified NPN bipolar junction transistor in SC-89 (Case 463C) package, rated for 20 V V_CEO, 1.0 A continuous collector current, and ultra-low 0.015 V V_CE(sat) at I_C = 10 mA / I_B = 0.5 mA. It delivers high DC current gain (h_FE = 200 min at I_C = 10 mA) and 350 MHz f_T, targeting low-voltage, high-speed switching in portable power management.

For engineers reviewing the NSV20101JT1G datasheet, pinout, applications, or equivalent options, key selection criteria include its automotive-grade qualification, thermal performance on 500 mm² copper (R_JA = 415 °C/W), low saturation voltage enabling <100 mW conduction loss at 1 A, and direct drive capability from PMU outputs without external base resistors.

Technical Context

This device belongs to onsemi's e2PowerEdge family of low V_CE(sat) transistors, engineered specifically for energy-efficient switching in battery-powered systems. Its linear h_FE curve supports analog amplifier use, while its 6 V V_EB0 rating and Class 3B HBM ESD tolerance ensure robustness in compact, high-density layouts.

The SC-89 package enables high-power density with 300 mW total dissipation at T_A = 25°C on 500 mm² FR-4 copper. Thermal derating is 2.4 mW/°C above ambient, supporting operation up to +150°C junction temperature in thermally constrained environments.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	20 V - Maximum safe collector-emitter voltage before breakdown; defines upper rail limit in 3.3 V/5 V/12 V DC-DC stages.
I_C (cont.)	1.0 A - Continuous current handling capacity; supports load switching up to ~12 W at 12 V with adequate heatsinking.
V_CE(sat)	0.015 V @ 10 mA/0.5 mA - Enables <15 mW conduction loss at light loads; critical for standby efficiency in always-on circuits.
h_FE	200 min @ 10 mA - Ensures reliable saturation with low base drive current; allows direct interface with 1.8 V/3.3 V GPIOs.
f_T	350 MHz - Supports switching frequencies up to ~50 MHz in hard-switched topologies; suitable for PWM control in motor drivers.
R_JA	415 °C/W - Thermal resistance on 500 mm² copper; enables ~72°C rise at 170 mW dissipation, guiding PCB layout for thermal reliability.
V_EB0	6.0 V - Maximum reverse emitter-base voltage; prevents damage during negative transient events in bidirectional signal paths.

Pinout & Package

NSV20101JT1G uses the SC-89 (Case 463C) surface-mount package: 1.60 × 0.85 × 0.70 mm, 3-lead, Pb-free, tape-and-reel (3000 pcs/reel). Pin 1 = Base, Pin 2 = Emitter, Pin 3 = Collector.

Pin/Terminal	Circuit Role	Design Meaning
1 (Base)	Control input	Receives base current to bias transistor into saturation; low V_BE(on) (0.90 V) enables logic-level drive compatibility.
2 (Emitter)	Current return path	Connected to ground or low-side reference; forms common node for current sensing and feedback in switch-mode regulators.
3 (Collector)	Switched output	Delivers controlled load current; low V_CE(sat) minimizes voltage drop and heat generation under full load.

Key Features

Feature	Design Value
AEC-Q101 qualified	Validated for automotive applications including airbag deployment and instrument clusters; includes PPAP documentation support.
Ultra-low V_CE(sat)	0.015 V at light load reduces conduction losses by >50% vs. standard BJT alternatives, extending battery life in portable devices.
High h_FE linearity	h_FE remains ≥100 from 10 mA to 1.0 A, enabling stable analog gain across operating range without external compensation.
350 MHz f_T	Supports fast edge rates and high-frequency switching, making NSV20101JT1G suitable for synchronous rectification and Class-D audio drivers.
SC-89 footprint	Compact 1.60 × 0.85 mm outline saves board space versus SOT-23; compatible with automated pick-and-place and reflow processes.

Applications

DC–DC Converter Switching	Portable Device Power Management
Use Scenario: High-efficiency buck converter in smartphone PMIC, switching 3.8 V battery to 1.2 V core voltage at 2 MHz. IC Role / Device Role / Timing Role: Low-side synchronous rectifier switch, replacing Schottky diode to reduce forward drop and improve light-load efficiency. Use Value: V_CE(sat) = 0.040 V @ 100 mA enables >92% efficiency at 100 mA load-1.8% higher than standard BJT alternatives.	Use Scenario: Load switch controlling power to USB peripheral port in Bluetooth headset, enabling rapid on/off cycling. IC Role / Device Role / Timing Role: Discrete high-gain NPN switch driven directly by 1.8 V PMU GPIO without level-shifting or base resistor network. Use Value: h_FE = 200 @ 10 mA ensures full saturation with only 50 µA base current, reducing control-side power consumption by 65%.
Automotive Instrument Cluster	Low-Voltage Motor Control
Use Scenario: LED backlight dimming driver in digital dashboard display, modulating 5 V rail at 1 kHz PWM frequency. IC Role / Device Role / Timing Role: Constant-current switch regulating LED string current; leverages linear h_FE for precise analog dimming control. Use Value: Stable h_FE over −40°C to +125°C ensures consistent brightness across automotive temperature range without calibration.	Use Scenario: H-bridge half-bridge driver for 5 V spindle motor in portable SSD enclosure, requiring bidirectional control and stall protection. IC Role / Device Role / Timing Role: Low-side switch in dual-NPN configuration; handles peak currents up to 2.0 A (I_CM) during motor startup. Use Value: 40 V V_CBO and 2.0 A I_CM provide margin against inductive kickback and surge currents during commutation.

DC–DC Converter Switching

Portable Device Power Management

Use Scenario: High-efficiency buck converter in smartphone PMIC, switching 3.8 V battery to 1.2 V core voltage at 2 MHz.

IC Role / Device Role / Timing Role: Low-side synchronous rectifier switch, replacing Schottky diode to reduce forward drop and improve light-load efficiency.

Use Value: V_CE(sat) = 0.040 V @ 100 mA enables >92% efficiency at 100 mA load-1.8% higher than standard BJT alternatives.

Use Scenario: Load switch controlling power to USB peripheral port in Bluetooth headset, enabling rapid on/off cycling.

IC Role / Device Role / Timing Role: Discrete high-gain NPN switch driven directly by 1.8 V PMU GPIO without level-shifting or base resistor network.

Use Value: h_FE = 200 @ 10 mA ensures full saturation with only 50 µA base current, reducing control-side power consumption by 65%.

Automotive Instrument Cluster

Low-Voltage Motor Control

Use Scenario: LED backlight dimming driver in digital dashboard display, modulating 5 V rail at 1 kHz PWM frequency.

IC Role / Device Role / Timing Role: Constant-current switch regulating LED string current; leverages linear h_FE for precise analog dimming control.

Use Value: Stable h_FE over −40°C to +125°C ensures consistent brightness across automotive temperature range without calibration.

Use Scenario: H-bridge half-bridge driver for 5 V spindle motor in portable SSD enclosure, requiring bidirectional control and stall protection.

IC Role / Device Role / Timing Role: Low-side switch in dual-NPN configuration; handles peak currents up to 2.0 A (I_CM) during motor startup.

Use Value: 40 V V_CBO and 2.0 A I_CM provide margin against inductive kickback and surge currents during commutation.

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN switching applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
MMBT2222ALT1G	V_CE(sat) = 0.3 V @ 150 mA (3× higher); h_FE = 100 min; no AEC-Q101 qualification.	Not suitable for automotive or high-efficiency portable designs; acceptable for cost-sensitive industrial logic-level switching.	Select when AEC-Q101 compliance and sub-0.1 V saturation are not required.
ZXTN2010ZTA	V_CE(sat) = 0.095 V @ 1 A; h_FE = 250 min; SOT-23 package (larger footprint); RoHS-compliant but not AEC-Q101 certified.	Higher V_CE(sat) increases conduction loss by 430% at 1 A; larger package limits high-density layout options.	Choose only if SC-89 footprint is unavailable and AEC-Q101 is not mandated.

Compared with MMBT2222ALT1G and ZXTN2010ZTA, NSV20101JT1G provides the lowest V_CE(sat), smallest footprint, and only automotive-qualified option-making it optimal for space-constrained, high-efficiency, and safety-critical applications where thermal performance and direct GPIO drive matter most.

Availability

NSV20101JT1G is available at Aetrix Electronics and suitable for DC–DC converters, portable device power management, and automotive instrument clusters requiring stable component supply and long-term lifecycle support despite its discontinued status.

Supply support for NSV20101JT1G includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

onsemi (formerly ON Semiconductor) is a global semiconductor supplier specializing in energy-efficient power, analog, sensor, and connectivity solutions for automotive, industrial, cloud, and consumer markets.

The NSV20101JT1G belongs to the e2PowerEdge family-designed explicitly for ultra-low-loss, high-speed switching in battery-powered and automotive systems where minimizing V_CE(sat) and maximizing h_FE linearity are primary design goals.

FAQ

Is NSV20101JT1G still recommended for new designs?

No-NSV20101JT1G is officially discontinued per onsemi's January 2026 revision notice. However, Aetrix Electronics maintains active inventory and supports legacy design continuity. Engineers should consult onsemi for approved replacements such as the NSS20101JT1G or newer e2PowerEdge variants before initiating new projects.

What is the maximum junction temperature rating for NSV20101JT1G?

The NSV20101JT1G has a specified junction temperature range of −55°C to +150°C. This rating is validated under conditions defined in the thermal characteristics table, including 500 mm² copper area and 1 oz. trace thickness, ensuring reliable operation in automotive under-hood and industrial environments.

Does NSV20101JT1G require a base current limiting resistor when driven by a 3.3 V microcontroller GPIO?

Yes-though NSV20101JT1G features high h_FE (200 min), a base resistor is still required to set precise I_B and avoid excessive base current. For 1.0 A collector current with h_FE = 100, I_B ≈ 10 mA is needed; using a 330 Ω resistor with 3.3 V GPIO yields ~10 mA, ensuring robust saturation without overstressing the MCU pin.

How does the SC-89 package of NSV20101JT1G compare thermally to SOT-23?

The SC-89 package used by NSV20101JT1G achieves R_JA = 415 °C/W on 500 mm² copper-comparable to mid-tier SOT-23 variants-but occupies 45% less board area (1.60 × 0.85 mm vs. 2.9 × 1.3 mm). Its smaller size demands tighter thermal pad design but enables higher power density in space-constrained modules.

Can NSV20101JT1G be used in analog amplifier configurations?

Yes-NSV20101JT1G exhibits linear h_FE behavior across I_C = 10 mA to 1.0 A, and its V_BE(on) = 0.90 V at I_C = 0.5 A supports stable biasing in Class-A and AB amplifier stages. The device's 350 MHz f_T also permits audio-frequency amplification up to 20 kHz with minimal phase shift.

NSV20101JT1G Specifications

Product attributes: Attribute value

Manufacturer:: onsemi

Series:: -

Package/Case:: SC-89, SOT-490

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Transistor Type:: NPN

Current - Collector (Ic) (Max):: 1 A

Voltage - Collector Emitter Breakdown (Max):: 20 V

Vce Saturation (Max) @ Ib, Ic:: 220mV @ 100mA, 1A

Current - Collector Cutoff (Max):: 100nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 200 @ 100mA, 2V

Power - Max:: 255 mW

Frequency - Transition:: 350MHz

Operating Temperature:: -55°C ~ 150°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: SC-89-3

NSV20101JT1G FAQ

1.How can I place an order for NSV20101JT1G through Aetrix?

Please submit a Request for Quotation (RFQ) for NSV20101JT1G on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for NSV20101JT1G reliable?

The price and inventory of NSV20101JT1G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NSV20101JT1G is usually 5 days.

3.What payment methods are accepted for NSV20101JT1G?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NSV20101JT1G transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for NSV20101JT1G?

NSV20101JT1G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your NSV20101JT1G order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for NSV20101JT1G?

For technical support, including NSV20101JT1G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NSV20101JT1G requirements.

6.How does Aetrix verify that NSV20101JT1G is sourced from the original manufacturer or authorized distributors?

All NSV20101JT1G products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that NSV20101JT1G meets industry standards.

7.What is the process for return or replacement of NSV20101JT1G?

All NSV20101JT1G units undergo pre-shipment inspection (PSI). If there is an issue with NSV20101JT1G, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The NSV20101JT1G part is unused and in its original packaging.

Return procedure for NSV20101JT1G:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

Tech Hub

2026-09-09 Counterfeit Electronic Components: How to Detect, Authenticate, and Test Suspect Parts

Counterfeit components can hide behind convincing markings and passing basic function tests. This engineering reference covers source traceability, external inspection, X-ray, XRF, electrical testing, …

2026-09-08 Obsolete Electronic Components: How to Source and Evaluate Replacements

A practical engineering and sourcing framework covering lifecycle verification, lifetime-buy calculations, replacement qualification, supplier checks and counterfeit-risk controls.

2026-09-07 TTL vs CMOS Logic Levels: 74HC and 74HCT Compatibility Explained

TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.

2026-09-04 Logic Level Shifter: How to Connect 3.3V and 5V Logic Safely

A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.

2026-09-03 74HC595 vs TPIC6B595: Output Drive, Pinout, Current, and Load Selection

The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…

2026-09-02 74HC595 Pinout, Timing, Output Current, and Applications

The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…

2026-09-01 Latch vs Flip-Flop: Timing, Differences and Design Choices

A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…

2026-08-30 D Latch Circuit: Truth Table, Timing, ICs and Applications

A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …

2026-08-28 SR Latch Explained: NOR and NAND Circuits, Truth Tables, and Applications

An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…

2026-08-27 Latch Circuit: SR and D Latches, Truth Tables, Timing, and Applications

Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…