onsemi NSVBC850CLT1G
- Part No.:
- NSVBC850CLT1G
- Manufacturer:
- onsemi
- Category:
- Single Bipolar Transistors
- Package:
- TO-236-3, SC-59, SOT-23-3
- Datasheet:
-
NSVBC850CLT1G.pdf
- Description:
- TRANS NPN 45V 0.1A SOT23-3
- Quantity:
- Payment:

- Shipping:

Inventory:8,445
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Product details
Overview
NSVBC850CLT1G from onsemi is an AEC-Q101 qualified NPN general-purpose transistor in SOT-23 package, rated for VCEO = 30 V, IC = 100 mA, and hFE = 420–800 (at IC = 2.0 mA, VCE = 5.0 V), optimized for automotive signal switching and biasing in engine control units and body electronics.
For engineers reviewing the NSVBC850CLT1G datasheet, pinout, applications, or equivalent options, key selection criteria include its guaranteed high DC current gain band (C-grade), automotive qualification status, SOT-23 thermal performance (RJA = 417°C/W on alumina), and ESD robustness (HBM > 4000 V).
Technical Context
This device belongs to the BC846ALT1G Series family of silicon NPN transistors, designed for linear amplification and digital switching in space-constrained automotive environments. It features a maximum collector-emitter voltage of 30 V, collector current limit of 100 mA, and operates across −55°C to +150°C junction temperature range.
The NSVBC850CLT1G exhibits hFE = 420–800 at IC = 2.0 mA and VCE = 5.0 V, VCE(sat) ≤ 0.25 V at IC = 10 mA/IB = 0.5 mA, and fT = 100 MHz - confirming suitability for low-frequency analog gain stages and medium-speed digital logic interfacing.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VCEO | 30 V - Maximum safe collector-emitter voltage before breakdown; defines upper rail limit in 24 V automotive supply circuits. |
| IC (continuous) | 100 mA - Absolute max collector current; supports driving small relays, LEDs, or logic-level inputs without external heat sinking. |
| hFE (min–max) | 420–800 - Guaranteed DC current gain range at IC = 2.0 mA/VCE = 5.0 V; enables stable bias design with minimal gain variation across production lots. |
| VCE(sat) | ≤ 0.25 V @ IC/IB = 10 mA/0.5 mA - Low saturation voltage ensures < 2.5 mW power loss in saturated switch mode, critical for thermally constrained modules. |
| fT | 100 MHz - Transition frequency confirms usable bandwidth up to ~10 MHz for small-signal amplification in sensor front-ends or CAN bus interface stages. |
| ESD HBM | > 4000 V - Human Body Model rating allows direct handling in automotive assembly lines without special ESD precautions beyond standard protocols. |
| TJ range | −55°C to +150°C - Full automotive temperature grade; validated for under-hood applications including transmission control and battery management systems. |
Pinout & Package
SOT-23 (TO-236) surface-mount plastic package, 2.90 mm × 1.30 mm × 1.00 mm, with 1.90 mm lead pitch. RoHS-compliant, Pb-free, halogen-free/BFR-free construction.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Base | Control input node; requires current-limited drive (typically 1–10% of IC) to achieve full saturation or linear operation. |
| 2 | Emitter | Common reference terminal; tied to ground or low-side return path; must be routed with low-inductance trace in switching applications. |
| 3 | Collector | Output/load connection point; handles full switched current; layout must accommodate thermal dissipation (PD = 300 mW on alumina substrate). |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive use per stress test requirements including HTOL, TC, and UHAST; supports PPAP documentation for Tier-1 OEM programs. |
| C-grade hFE binning | Guaranteed hFE = 420–800 at IC = 2.0 mA/VCE = 5.0 V - reduces need for gain compensation circuitry in precision bias networks. |
| Low VCE(sat) | ≤ 0.25 V at IC/IB = 10 mA/0.5 mA - minimizes conduction loss and self-heating in always-on automotive subsystems like door lock controllers. |
| High fT | 100 MHz - enables stable small-signal amplification up to 10 MHz, supporting analog sensor conditioning (e.g., pressure, temperature) without external op-amps. |
| Moisture Sensitivity Level 1 | Unlimited floor life at ≤30°C/60% RH - eliminates bake requirements prior to reflow, reducing manufacturing cost and cycle time. |
Applications
| Engine Control Unit (ECU) Signal Switching | Automotive Body Control Module (BCM) |
|---|---|
Use Scenario: Switching 12 V solenoid drivers and diagnostic LED indicators in real-time ECU output stages. IC Role / Device Role: NPN switch configured in common-emitter topology with base resistor network for current limiting. Use Value: Guaranteed VCE(sat) ≤ 0.25 V ensures < 2.5 mW power loss per channel, enabling integration of 8+ outputs on a single 4-layer PCB section without thermal derating. |
Use Scenario: Level-shifting and buffering LIN bus signals between microcontroller GPIO and transceiver ICs. IC Role / Device Role: Digital buffer amplifier providing current gain and noise immunity for bidirectional LIN communication lines. Use Value: hFE ≥ 420 ensures reliable drive into 1 kΩ LIN termination loads across −40°C to +125°C ambient, eliminating need for active pull-ups. |
| Passive Entry System (PKE) Receiver Front-End | Electric Power Steering (EPS) Sensor Biasing |
Use Scenario: Amplifying weak RF envelope signals from LF antenna in keyless entry receivers. IC Role / Device Role: Low-noise common-emitter preamplifier stage operating at 125 kHz carrier frequency. Use Value: fT = 100 MHz and NF = 4.0 dB (at 1 kHz) support >60 dB dynamic range for detecting sub-μV signals amid vehicle electrical noise. |
Use Scenario: Providing stable bias current to Hall-effect position sensors in EPS motor feedback loops. IC Role / Device Role: Constant-current source using emitter-degenerated configuration with precision resistor. Use Value: Tight hFE tolerance (420–800) and −55°C to +150°C operation ensure ±0.5% bias current stability over full vehicle lifetime and environmental stress. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar NPN general-purpose transistor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| BC850CLT1G | No NSV prefix; not AEC-Q101 qualified; identical electrical specs and SOT-23 package. | Intended for industrial/commercial use only; unsuitable for automotive production without additional qualification testing. | Select BC850CLT1G only for non-automotive prototypes or cost-sensitive consumer designs where automotive reliability is not required. |
| NSVBC847BLT1G | B-grade hFE = 200–450; VCEO = 45 V; same SOT-23 package and AEC-Q101 qualification. | Better suited for higher-voltage 24 V subsystems (e.g., HVAC actuators); lower gain requires larger base drive resistors. | Choose NSVBC847BLT1G when system voltage exceeds 30 V or when moderate gain suffices and cost-per-unit optimization is prioritized. |
Compared with NSVBC850CLT1G, BC850CLT1G lacks automotive qualification but matches all electrical parameters, while NSVBC847BLT1G trades gain for higher voltage rating - making NSVBC850CLT1G optimal for cost-constrained, high-gain 12 V automotive signal paths requiring zero qualification overhead.
Availability
NSVBC850CLT1G is available at Aetrix Electronics and suitable for automotive engine control units, body control modules, and passive keyless entry systems requiring stable component supply with full AEC-Q101 traceability and long-term lifecycle support.
Supply support for NSVBC850CLT1G 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 is a global semiconductor supplier delivering energy-efficient, intelligent power and sensing solutions for automotive, industrial, cloud, medical, and IoT applications.
The BC846ALT1G Series - including NSVBC850CLT1G - was developed specifically for automotive signal conditioning and switching, emphasizing AEC-Q101 compliance, high-reliability packaging, and consistent parametric performance across extreme temperature ranges.
FAQ
What is the maximum operating temperature for NSVBC850CLT1G?
The NSVBC850CLT1G has a specified junction temperature range of −55°C to +150°C, fully compliant with AEC-Q101 automotive stress testing requirements. This allows deployment in under-hood environments such as engine control units and transmission control modules where ambient temperatures exceed 125°C. The device's thermal resistance (RJA = 417°C/W on alumina) supports continuous operation at rated current within this range when properly mounted.
Is NSVBC850CLT1G pin-compatible with BC850CLT1G?
Yes, NSVBC850CLT1G is physically and electrically pin-compatible with BC850CLT1G - both use SOT-23 package with identical pinout (Pin 1: Base, Pin 2: Emitter, Pin 3: Collector) and match all key electrical parameters including VCEO, IC, hFE, and VCE(sat). The sole distinction is the NSV prefix denoting AEC-Q101 qualification and PPAP capability, making NSVBC850CLT1G the drop-in replacement for automotive production where qualification is mandatory.
What does the 'C' suffix indicate in NSVBC850CLT1G?
The 'C' in NSVBC850CLT1G denotes the hFE gain bin: minimum 420, typical 520, maximum 800 at IC = 2.0 mA and VCE = 5.0 V. This high-gain bin enables simplified bias network design with fewer components and tighter current regulation in automotive sensor interfaces and low-power switching applications where predictable gain is critical for functional safety compliance.
Can NSVBC850CLT1G be used in linear amplifier configurations?
Yes, NSVBC850CLT1G supports linear operation with fT = 100 MHz and low noise figure (NF = 4.0 dB at 1 kHz), making it suitable for low-frequency analog amplification in automotive sensor signal chains - e.g., amplifying outputs from thermistors or potentiometric position sensors. Its guaranteed hFE range and thermal stability ensure predictable small-signal gain across temperature, though external emitter degeneration is recommended for DC bias stability.
Does NSVBC850CLT1G require special handling during PCB assembly?
No special handling is required beyond standard SMT practices: NSVBC850CLT1G has Moisture Sensitivity Level 1 (unlimited floor life at ≤30°C/60% RH) and is compatible with standard lead-free reflow profiles (peak 260°C). Its >4000 V HBM ESD rating eliminates need for ionizers or wrist straps during manual placement, and the SOT-23 footprint aligns with IPC-7351B standards for automated pick-and-place accuracy.
NSVBC850CLT1G Specifications
- Product attributes
- Attribute value
- Manufacturer:
- onsemi
- Series:
- -
- Package/Case:
- TO-236-3, SC-59, SOT-23-3
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Transistor Type:
- NPN
- Current - Collector (Ic) (Max):
- 100 mA
- Voltage - Collector Emitter Breakdown (Max):
- 45 V
- Vce Saturation (Max) @ Ib, Ic:
- 600mV @ 5mA, 100mA
- Current - Collector Cutoff (Max):
- 15nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce:
- 420 @ 2mA, 5V
- Power - Max:
- 225 mW
- Frequency - Transition:
- 100MHz
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-23-3 (TO-236)
NSVBC850CLT1G FAQ
1.How can I place an order for NSVBC850CLT1G through Aetrix?
Please submit a Request for Quotation (RFQ) for NSVBC850CLT1G 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 NSVBC850CLT1G reliable?
The price and inventory of NSVBC850CLT1G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NSVBC850CLT1G is usually 5 days.
3.What payment methods are accepted for NSVBC850CLT1G?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NSVBC850CLT1G transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for NSVBC850CLT1G?
NSVBC850CLT1G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your NSVBC850CLT1G 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 NSVBC850CLT1G?
For technical support, including NSVBC850CLT1G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NSVBC850CLT1G requirements.
6.How does Aetrix verify that NSVBC850CLT1G is sourced from the original manufacturer or authorized distributors?
All NSVBC850CLT1G 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 NSVBC850CLT1G meets industry standards.
7.What is the process for return or replacement of NSVBC850CLT1G?
All NSVBC850CLT1G units undergo pre-shipment inspection (PSI). If there is an issue with NSVBC850CLT1G, 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 NSVBC850CLT1G part is unused and in its original packaging.
Return procedure for NSVBC850CLT1G:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
NSVBC850CLT1G Tags

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