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

Nexperia USA Inc. PMBT6429,215

Name: PMBT6429,215
Brand: Nexperia USA Inc.
SKU: PMBT6429,215
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PMBT6429,215

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

Package:: TO-236-3, SC-59, SOT-23-3

Datasheet:: PMBT6429,215.pdf

Description:: TRANS NPN 45V 0.1A TO-236AB

Quantity:: RFQ Add To RFQ list

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Product details

Overview

PMBT6429,215 from Nexperia is a 45 V, 100 mA NPN general-purpose transistor in SOT23 package, designed for low-voltage switching and small-signal amplification with DC current gain (h_FE) of 500–1250 at 0.1 mA, AEC-Q101 qualified for automotive-grade reliability, and used in telephony interface stages.

For engineers reviewing the PMBT6429,215 datasheet, PMBT6429,215 pinout, PMBT6429,215 application, or PMBT6429,215 equivalent, key selection criteria include V_CEO = 45 V, I_C = 100 mA, h_FE range, SOT23 thermal resistance (500 K/W), and AEC-Q101 qualification status.

Technical Context

This discrete NPN bipolar junction transistor operates in linear or saturated switching modes with V_CE(sat) ≤ 600 mV at I_C = 100 mA / I_B = 5 mA and f_T = 100–700 MHz, enabling RF-capable amplification up to VHF band in compact designs.

Its AEC-Q101 qualification confirms robustness under automotive temperature cycling (−65 °C to +150 °C), while low leakage (I_CBO, I_EBO ≤ 10 nA) supports stable biasing in precision analog front-ends and low-power control logic.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	45 V - Maximum safe collector-emitter voltage before breakdown in open-base configuration
I_C	100 mA - Continuous collector current rating defining maximum load drive capability
h_FE	500–1250 - DC current gain range at V_CE = 5 V, I_C = 0.1 mA, enabling precise base-current sizing
V_CE(sat)	≤ 600 mV - Low saturation voltage at I_C = 100 mA / I_B = 5 mA, minimizing conduction loss in switch mode
f_T	100–700 MHz - Transition frequency indicating usable bandwidth for small-signal amplification
R_th(j-a)	500 K/W - Junction-to-ambient thermal resistance on FR4 PCB, guiding heatsinking requirements

Pinout & Package

SOT23 plastic surface-mount package (2.9 mm × 1.3 mm × 1.0 mm body, 1.9 mm lead pitch) with gull-wing leads and standard footprint per Nexperia's sot023_fr reflow layout.

Pin/Terminal	Circuit Role	Design Meaning
1	Base (B)	Control terminal for injecting bias current to modulate collector current flow
2	Emitter (E)	Current return path; grounded or referenced node in common-emitter configurations
3	Collector (C)	Output terminal carrying amplified or switched load current; connected to supply rail or load

Key Features

Feature	Design Value
AEC-Q101 qualification	Validated for automotive applications including engine control modules and body electronics
Low leakage currents	I_CBO and I_EBO ≤ 10 nA ensure stable DC operating points in high-impedance bias networks
High h_FE consistency	500–1250 range at low I_C enables predictable gain in sensor signal conditioning stages
Compact SOT23 footprint	Enables high-density placement in space-constrained telecom and portable equipment PCBs

Applications

Telephony Line Interface

Automotive Body Control Module

Use Scenario: Signal level shifting and ringing detection in analog telephone line cards.

IC Role / Device Role / Timing Role: NPN switch amplifying AC ring signals and driving optocoupler inputs.

Use Value: 45 V V_CEO withstands 90 V peak ring voltage; low V_CE(sat) ensures clean digital edge generation.

Use Scenario: Driving LED indicators and small relays in door module PCBs.

IC Role / Device Role / Timing Role: General-purpose switching transistor controlling 12 V loads.

Use Value: AEC-Q101 qualification guarantees operation across −40 °C to +125 °C ambient; 100 mA I_C suffices for indicator LEDs and coil drivers.

Industrial Sensor Signal Conditioning

Consumer Audio Input Stage

Use Scenario: Amplifying low-level output from thermistor or photodiode front-ends.

IC Role / Device Role / Timing Role: Small-signal NPN amplifier in common-emitter configuration.

Use Value: High h_FE (500–1250) provides stable gain at µA-level collector currents; low C_c (3 pF) preserves bandwidth.

Use Scenario: Input buffer and tone control stage in portable headphone amplifiers.

IC Role / Device Role / Timing Role: Low-noise, low-distortion small-signal amplifier.

Use Value: f_T ≥ 100 MHz supports full audio bandwidth; V_BE = 560–660 mV enables accurate bias point setting.

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
BC847BW,115	V_CEO = 45 V, I_C = 100 mA, h_FE = 200–450 - lower gain range, same SOT323 package	Lower h_FE requires higher base drive; suitable where gain tolerance >200 is acceptable	Select when cost sensitivity outweighs gain consistency needs and SOT323 footprint is preferred
MMBT3904LT1G	V_CEO = 40 V, I_C = 200 mA, h_FE = 100–300 - lower voltage rating, higher current, wider gain spread	Not AEC-Q101 qualified; unsuitable for automotive; better for higher-current non-automotive switching	Choose only for non-automotive industrial or consumer use requiring >100 mA I_C and no qualification mandate

Compared with BC847BW,115 and MMBT3904LT1G, PMBT6429,215 delivers superior h_FE consistency and automotive qualification at identical I_C/V_CEO ratings, making it optimal for precision biasing and safety-critical embedded systems.

Availability

PMBT6429,215 is available at Aetrix Electronics and suitable for telephony interfaces, automotive body control modules, industrial sensor signal conditioning, and consumer audio input stages requiring stable component supply and AEC-Q101 compliance.

Supply support for PMBT6429,215 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 leading global semiconductor manufacturer specializing in high-performance, reliable discrete and logic devices, headquartered in Nijmegen, Netherlands.

The PMBT6429,215 belongs to Nexperia's AEC-Q101-qualified general-purpose transistor product line, engineered for robust performance in automotive, industrial, and communications applications demanding reliability and consistent parametric behavior.

FAQ

Is PMBT6429,215 suitable for automotive applications?

Yes. It is fully qualified to AEC-Q101 standards, tested for temperature cycling, humidity, mechanical shock, and ESD, and rated for operation from −65 °C to +150 °C junction temperature-making it approved for under-hood and cabin electronics in passenger vehicles and commercial fleets.

What is the maximum power dissipation of PMBT6429,215?

The total power dissipation (P_tot) is 250 mW at T_amb ≤ 25 °C on an FR4 PCB with single-sided copper. Derating is required above 25 °C at 2.0 mW/°C, based on its 500 K/W junction-to-ambient thermal resistance.

Does PMBT6429,215 have a built-in ESD protection diode?

No. The device does not integrate ESD protection diodes. External protection (e.g., TVS or series resistors) is recommended for I/O pins exposed to handling or system-level transients, especially in telephony or automotive harness-connected circuits.

Can PMBT6429,215 replace BC847B in existing designs?

Yes, with verification. Both are SOT23 NPN transistors with matching pinout (B-E-C), but PMBT6429,215 offers higher h_FE (500–1250 vs. 200–450) and AEC-Q101 qualification. Base resistor values may need adjustment to maintain desired operating point due to gain difference.

PMBT6429,215 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

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):: 10nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 500 @ 100µA, 5V

Power - Max:: 250 mW

Frequency - Transition:: 700MHz

Operating Temperature:: 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: TO-236AB

PMBT6429,215 FAQ

1.How can I place an order for PMBT6429,215 through Aetrix?

Please submit a Request for Quotation (RFQ) for PMBT6429,215 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 PMBT6429,215 reliable?

The price and inventory of PMBT6429,215 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PMBT6429,215 is usually 5 days.

3.What payment methods are accepted for PMBT6429,215?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PMBT6429,215 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PMBT6429,215?

PMBT6429,215 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PMBT6429,215 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 PMBT6429,215?

For technical support, including PMBT6429,215 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PMBT6429,215 requirements.

6.How does Aetrix verify that PMBT6429,215 is sourced from the original manufacturer or authorized distributors?

All PMBT6429,215 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 PMBT6429,215 meets industry standards.

7.What is the process for return or replacement of PMBT6429,215?

All PMBT6429,215 units undergo pre-shipment inspection (PSI). If there is an issue with PMBT6429,215, 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 PMBT6429,215 part is unused and in its original packaging.

Return procedure for PMBT6429,215:

1.Submit a request within 90 days.

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

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