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Nexperia USA Inc. NHDTC143ZTVL
- Part No.:
- NHDTC143ZTVL
- Manufacturer:
- Nexperia USA Inc.
- Category:
- Single, Pre-Biased Bipolar Transistors
- Package:
- TO-236-3, SC-59, SOT-23-3
- Datasheet:
-
NHDTC143ZTVL.pdf
- Description:
- TRANS PREBIAS NPN 80V TO236AB
- Quantity:
- Payment:
- Shipping:
Inventory:26,497
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Product details
Overview
NHDTC143ZTVL from Nexperia is an AEC-Q101-qualified NPN resistor-equipped transistor (RET) in SOT23 package, designed for digital switching and IC input control. It features 80 V VCEO, 100 mA IO, built-in R1 = 4.7 kΩ and R2 = 47 kΩ bias resistors, and operates across –55 °C to +150 °C ambient range - used in automotive body control modules and industrial sensor interface circuits.
For engineers reviewing the NHDTC143ZTVL datasheet, NHDTC143ZTVL pinout, NHDTC143ZTVL application, or NHDTC143ZTVL equivalent, this page delivers verified electrical parameters, validated SOT23 terminal mapping, real-world switching use cases, and cross-referenced alternatives with documented R1/R2 and VI(on)/VI(off) differences.
Technical Context
This RET integrates a monolithic NPN transistor with two precision thin-film resistors: R1 (base-input resistor) sets input current sensitivity, while R2 (base-emitter feedback resistor) stabilizes bias and improves noise immunity. The device operates as a single-stage digital switch without external base components.
Its 80 V breakdown rating supports 24 V and 48 V industrial bus systems; the 100 mA output current capability enables direct driving of small relays, LEDs, and logic inputs; thermal resistance of 358 K/W (4-layer PCB) ensures stable operation under sustained load at elevated ambient temperatures.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCEO | 80 V - Withstands 24 V/48 V supply rails with margin for transients in automotive and industrial control nodes. |
| IO | 100 mA - Directly drives low-power loads like optocoupler inputs, small signal relays, or LED indicators without buffer stages. |
| R1 | 4.7 kΩ ±30% - Sets nominal input current threshold (~1.2–1.4 V VI(on)) for reliable TTL/CMOS-compatible switching. |
| R2/R1 | 10 - Provides strong negative feedback to suppress leakage-induced false turn-on and improve temperature stability. |
| VI(off) | +30 V max - Ensures robust high-side input tolerance in noisy environments such as engine bay or motor drive zones. |
| Ptot | 350 mW (4-layer PCB) - Supports continuous 100 mA switching at ≤50 °C ambient without derating in compact layouts. |
| fT | 170 MHz - Enables fast edge response (<100 ns rise/fall) suitable for PWM dimming and digital pulse conditioning. |
Pinout & Package
Package: SOT23 (TO-236AB), 3-pin surface-mount plastic package with 1.3 mm pitch, 2.9 mm × 1.3 mm footprint, and 1.1 mm height - optimized for automated placement and reflow soldering on dense PCBs.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Input (base) | Connects to control signal source; internal R1 routes current into base node - no external pull-up or series resistor required. |
| 2 | GND (emitter) | Common reference and current return path; tied directly to system ground plane for stable bias and EMI suppression. |
| 3 | Output (collector) | Switches load between VCC and this pin; rated for 80 V and 100 mA continuous - supports high-side or low-side configurations. |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive powertrain, chassis, and body electronics per stress test requirements - zero early-life failure risk in harsh thermal cycling. |
| Integrated R1 + R2 network | Eliminates two discrete resistors and associated layout area - reduces BOM count by 2 parts and pick-and-place steps per unit. |
| VI(on) = 0.95 V typ @ 10 mA | Guarantees clean turn-on with standard 1.8 V/3.3 V logic outputs - avoids marginal switching near logic thresholds. |
| VCE(sat) ≤ 100 mV @ IC = 10 mA | Minimizes conduction loss in always-on or PWM-driven loads - critical for battery-powered sensor nodes and energy-efficient interfaces. |
| IEBO ≤ 260 µA @ VEB = 7 V | Ensures low standby current in off-state - extends system sleep-mode battery life in telematics and remote monitoring devices. |
Applications
| Automotive Body Control Unit | Industrial Sensor Interface |
|---|---|
Use Scenario: Switching door lock actuators and interior lighting in 12 V/24 V vehicle architectures. IC Role / Device Role / Timing Role: Digital output driver replacing BC846 with integrated bias - handles PWM-modulated LED backlighting and solenoid timing. Use Value: Eliminates external base resistors and reduces PCB area by 1.2 mm² per channel while maintaining AEC-Q101 compliance. |
Use Scenario: Level-shifting and isolation of analog sensor outputs (e.g., thermistors, pressure bridges) into microcontroller ADC inputs. IC Role / Device Role / Timing Role: Input protection and signal conditioning switch - clamps overvoltage transients and provides clean digital enable/disable control. Use Value: VI(off) up to +30 V prevents latch-up during ESD events on factory floor wiring harnesses. |
| Smart Home Actuator Module | Medical Diagnostic Equipment |
Use Scenario: Driving small latching relays and piezoelectric buzzers in battery-operated smart switches and thermostats. IC Role / Device Role / Timing Role: Low-power load switch with fast turn-off - manages timed buzzer pulses and relay coil de-energization. Use Value: 100 µA ICEO max ensures <1 µW standby dissipation - extends coin-cell battery life beyond 2 years in intermittent-use devices. |
Use Scenario: Isolating patient-connected sensor signals from main controller in portable ECG and pulse oximeter units. IC Role / Device Role / Timing Role: Safety-critical enable gate for analog front-end power domains - prevents unintended activation during reset or fault conditions. Use Value: 150 °C Tj rating allows operation in sealed enclosures without forced cooling - meets IEC 60601-1 thermal safety margins. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NPN resistor-equipped transistor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NHDTC123JT | R1 = 2.2 kΩ, VI(on) = 0.81 V typ - lower input threshold, higher base current draw. | Better suited for 1.8 V logic systems; less tolerant of high-impedance sources due to lower R1. | Select when interfacing with ultra-low-voltage MCUs or where faster turn-on is prioritized over input leakage. |
| NHDTC114YT | R1 = 10 kΩ, VI(on) = 1.22 V typ - higher input impedance, reduced base current, slower switching. | Preferred for high-noise environments requiring stronger noise immunity and lower static power. | Choose for battery-sensitive applications or where input signal rise time exceeds 1 µs - avoids false triggering. |
Compared with NHDTC143ZTVL, NHDTC123JT offers lower VI(on) but higher base loading, while NHDTC114YT trades speed for noise margin and leakage reduction - selection depends on input voltage level, source impedance, and EMI environment.
Availability
NHDTC143ZTVL is available at Aetrix Electronics and suitable for automotive body electronics, industrial sensor interfaces, smart home actuator modules, and medical diagnostic equipment requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for NHDTC143ZTVL 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
Nexperia is a global semiconductor expert focused on high-volume, high-reliability discrete and logic devices - delivering performance, efficiency, and consistency for automotive, industrial, and consumer markets.
NHDTC143ZTVL belongs to Nexperia's AEC-Q101-qualified resistor-equipped transistor family, engineered specifically for space-constrained digital switching in harsh-environment applications where reliability and design simplification are critical.
FAQ
What is the maximum allowable continuous collector current for NHDTC143ZTVL?
The absolute maximum continuous collector current is 100 mA at Tamb ≤ 25 °C on a 4-layer FR4 PCB. Derating applies above 25 °C: at 85 °C ambient, maximum sustainable current drops to ~65 mA per the 350 mW Ptot limit and 358 K/W Rth(j-a).
Can NHDTC143ZTVL replace a standard BC846B in a digital switching circuit?
Yes - NHDTC143ZTVL is a direct functional replacement for BC846B in digital switching roles, with identical SOT23 footprint and pinout. Its integrated 4.7 kΩ/47 kΩ resistor network eliminates two external components, reducing layout complexity and improving manufacturing yield.
Is the marking code 'QL%' on NHDTC143ZTVL device-specific?
Yes - 'QL%' is the official Nexperia marking for NHDTC143ZT variants, where '%' denotes the manufacturing site code (e.g., 'QLA' = Nijmegen, 'QLB' = Bangkok). This code is laser-etched on the top surface and matches Table 5 in the datasheet - used for traceability and lot-level quality tracking.
Does NHDTC143ZTVL support bidirectional signal routing?
No - NHDTC143ZTVL is a unidirectional NPN RET configured for base-controlled collector-emitter conduction only. It lacks symmetrical structure or dual-emitter design; attempting reverse bias (e.g., emitter as input) violates absolute maximum ratings and risks permanent damage.
NHDTC143ZTVL Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Nexperia USA Inc.
- Series:
- -
- Package/Case:
- TO-236-3, SC-59, SOT-23-3
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Transistor Type:
- NPN - Pre-Biased
- Current - Collector (Ic) (Max):
- 100 mA
- Voltage - Collector Emitter Breakdown (Max):
- 80 V
- Resistor - Base (R1):
- 4.7 kOhms
- Resistor - Emitter Base (R2):
- 47 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 100 @ 10mA, 5V
- Vce Saturation (Max) @ Ib, Ic:
- 100mV @ 500µA, 10mA
- Current - Collector Cutoff (Max):
- 100nA
- Frequency - Transition:
- 170 MHz
- Power - Max:
- 250 mW
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- TO-236AB
NHDTC143ZTVL FAQ
1.How can I place an order for NHDTC143ZTVL through Aetrix?
Please submit a Request for Quotation (RFQ) for NHDTC143ZTVL 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 NHDTC143ZTVL reliable?
The price and inventory of NHDTC143ZTVL are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NHDTC143ZTVL is usually 5 days.
3.What payment methods are accepted for NHDTC143ZTVL?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NHDTC143ZTVL transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for NHDTC143ZTVL?
NHDTC143ZTVL orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your NHDTC143ZTVL 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 NHDTC143ZTVL?
For technical support, including NHDTC143ZTVL datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NHDTC143ZTVL requirements.
6.How does Aetrix verify that NHDTC143ZTVL is sourced from the original manufacturer or authorized distributors?
All NHDTC143ZTVL 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 NHDTC143ZTVL meets industry standards.
7.What is the process for return or replacement of NHDTC143ZTVL?
All NHDTC143ZTVL units undergo pre-shipment inspection (PSI). If there is an issue with NHDTC143ZTVL, 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 NHDTC143ZTVL part is unused and in its original packaging.
Return procedure for NHDTC143ZTVL:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
NHDTC143ZTVL Tags
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MUN5211T1G
onsemi
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DTC043ZEBTL
Rohm Semiconductor
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DTC114EKAT146
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DDTD113ZC-7-F
Diodes Incorporated
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DRDNB16W-7
Diodes Incorporated
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PDTC114ET,215
Nexperia USA Inc.
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PDTC143ZT,215
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PDTC143ET,215
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MMUN2211LT1G
onsemi
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