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

Nexperia USA Inc. PMBT2222A,215

Name: PMBT2222A,215
Brand: Nexperia USA Inc.
SKU: PMBT2222A,215
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: PMBT2222A,215

Manufacturer:: Nexperia USA Inc.

Category:: Single Bipolar Transistors

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

Datasheet:: PMBT2222A,215.pdf

Description:: TRANS NPN 30V 0.6A TO-236AB

Quantity:: RFQ Add To RFQ list

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Inventory:213,671

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Product details

Overview

PMBT2222A from Nexperia is an AEC-Q101-qualified NPN bipolar junction transistor in SOT23 package, designed for low-voltage switching and linear amplification with V_CEO = 40 V, I_C = 600 mA, and h_FE = 100–300 at I_C = 150 mA. It serves as a general-purpose switching element in automotive body control modules, LED drivers, and power management circuits.

For engineers reviewing the PMBT2222A datasheet, PMBT2222A pinout, PMBT2222A application, or PMBT2222A equivalent, this page delivers verified electrical parameters, thermal behavior under FR4 PCB mounting, switching timing (t_on ≤ 35 ns, t_off ≤ 250 ns), and AEC-Q101 qualification status - all critical for automotive-grade discrete selection.

Technical Context

The PMBT2222A operates as a silicon NPN BJT with base-controlled current amplification, optimized for fast switching via low V_CEsat (0.6–1.2 V at I_C = 150 mA, I_B = 15 mA) and high f_T (300 MHz). Its design targets stable DC gain across temperature (−55 °C to +150 °C) and robust transient response under pulse conditions (t_p ≤ 300 μs, duty ≤ 0.02).

Thermal performance is defined for standard FR4 PCB mounting: R_th(j-a) = 500 K/W in free air, with T_j max = 150 °C and P_tot = 250 mW at T_amb ≤ 25 °C. Absolute maximum ratings include V_CBO = 75 V and I_CM = 800 mA peak collector current.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CEO	40 V - Maximum safe collector-emitter voltage with open base; defines upper rail limit in 3.3 V/5 V/12 V switching rails.
I_C	600 mA continuous - Sustained load current capability; supports relay drivers and small-signal MOSFET gate control.
h_FE	100–300 at I_C = 150 mA - Predictable DC current gain enables reliable base resistor sizing for saturation switching.
V_CEsat	0.6–1.2 V at I_C/I_B = 10 - Low saturation voltage minimizes conduction loss in high-duty-cycle switching applications.
f_T	300 MHz - Transition frequency confirms suitability for RF biasing and high-speed digital signal conditioning up to ~100 MHz.
t_off	≤ 250 ns - Total turn-off time under defined test conditions (I_Con = 150 mA, I_Boff = −15 mA); critical for PWM frequencies >100 kHz.
R_th(j-a)	500 K/W - Junction-to-ambient thermal resistance on standard FR4 PCB; determines derating curve above 25 °C ambient.

Pinout & Package

SOT23 (TO-236AB) plastic surface-mount package: 2.9 mm × 1.3 mm × 1.0 mm body, 1.9 mm lead pitch, single-sided copper FR4 footprint.

Pin/Terminal	Circuit Role	Design Meaning
1	Base (B)	Current-controlled input node; requires external base resistor to limit I_B and ensure saturation at target I_C.
2	Emitter (E)	Reference terminal for current flow; connected to ground or low-side return path in common-emitter configurations.
3	Collector (C)	Output current sink node; interfaces with load (e.g., LED anode, relay coil, MOSFET gate) in low-side switch topology.

Key Features

Feature	Design Value
AEC-Q101 qualification	Validated for automotive applications including engine control units and lighting systems per stress-test requirements.
High h_FE consistency	100–300 range at I_C = 150 mA ensures predictable base drive requirements across production lots.
Low V_CEsat	0.6–1.2 V enables <100 mW conduction loss at 150 mA, reducing thermal load in space-constrained PCB layouts.
Fast switching	t_on ≤ 35 ns and t_off ≤ 250 ns support PWM dimming and digital logic interfacing up to 2 MHz.
Robust thermal rating	T_j max = 150 °C and T_stg = −65 to +150 °C allow operation in under-hood and industrial environments.

Applications

Automotive Lighting Control

Industrial Sensor Interface

Use Scenario: Driving 12 V LED arrays in headlamp or interior lighting modules with PWM dimming.

IC Role / Device Role / Timing Role: Low-side switch controlling current path to LED string; handles 150–600 mA loads at 1–2 kHz PWM.

Use Value: V_CEsat ≤ 1.2 V limits power dissipation to <720 mW at 600 mA, enabling compact thermal design without heatsink.

Use Scenario: Level-shifting and buffering analog sensor outputs (e.g., thermistor, potentiometer) into microcontroller ADC inputs.

IC Role / Device Role / Timing Role: Emitter-follower amplifier providing low-output-impedance drive while isolating source from MCU input leakage.

Use Value: h_FE ≥ 100 ensures stable gain across −40 °C to +85 °C, maintaining signal fidelity in factory automation sensors.

Power Supply Enable Switch

Relay Driver Circuit

Use Scenario: Enabling/disabling 5 V or 3.3 V LDO outputs in multi-rail embedded systems based on system state signals.

IC Role / Device Role / Timing Role: High-side or low-side enable switch controlled by GPIO; toggled at <1 Hz during power sequencing.

Use Value: V_CEO = 40 V provides 8× margin over 5 V rail, ensuring long-term reliability against voltage transients.

Use Scenario: Driving 12 V/24 V electromagnetic relays in HVAC control panels and industrial PLC I/O modules.

IC Role / Device Role / Timing Role: Saturated switch sinking relay coil current (typically 20–80 mA) with flyback diode protection.

Use Value: I_C = 600 mA and I_CM = 800 mA peak accommodate relay inrush currents without secondary overcurrent protection.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
MMBT2222ALT1G	V_CEO = 40 V, I_C = 600 mA, but h_FE min = 100 only at I_C = 150 mA; no AEC-Q101 qualification.	Not qualified for automotive use; suitable for commercial-grade consumer electronics only.	Select when AEC-Q101 is not required and cost sensitivity outweighs qualification needs.
BC847BW	V_CEO = 45 V, I_C = 100 mA, h_FE = 200–450; lower current rating but tighter h_FE distribution.	Limited to sub-100 mA loads; unsuitable for relay or high-current LED driving.	Choose for precision biasing or low-power signal amplification where gain stability > current capacity.

Compared with MMBT2222ALT1G and BC847BW, the PMBT2222A uniquely combines AEC-Q101 qualification, 600 mA continuous current, and 100–300 h_FE range - making it the only option among the three validated for automotive switching at full rated load.

Availability

PMBT2222A is available at Aetrix Electronics and suitable for automotive lighting control, industrial sensor interface, and power supply enable switching requiring stable component supply across extended temperature ranges and long product lifecycles.

Supply support for PMBT2222A 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, with leadership in automotive-qualified components and advanced packaging.

The PMBT2222A belongs to Nexperia's AEC-Q101-qualified general-purpose transistor family, engineered specifically for robust, cost-effective switching in automotive body electronics and industrial control systems.

FAQ

Is PMBT2222A suitable for automotive applications?

Yes - the PMBT2222A is fully qualified to AEC-Q101 standards for stress testing of discrete semiconductors, including temperature cycling, humidity bias, and high-temperature operating life. It is approved for use in automotive body control modules, lighting, and power management systems per Nexperia's official qualification report dated July 2022.

What is the maximum allowable base current for reliable operation?

The absolute maximum peak base current (I_BM) is 200 mA, but for continuous DC operation, base current must be sized to maintain saturation without exceeding P_tot = 250 mW. At I_C = 600 mA and h_FE = 100, I_B ≈ 6 mA is typical; higher values (e.g., 15 mA) ensure hard saturation while staying within thermal limits on FR4 PCB.

How does thermal resistance change with PCB copper area?

R_th(j-a) = 500 K/W is specified for a standard FR4 PCB with single-sided 1 oz copper and Nexperia's recommended solder footprint (Fig. 9). Increasing copper area (e.g., internal ground planes or thermal pads) can reduce R_th(j-a) to ~200–300 K/W, enabling higher continuous current at elevated ambient temperatures.

Can PMBT2222A replace the legacy PN2222A in existing designs?

Yes - the PMBT2222A matches the PN2222A's pinout (SOT23, pin 1 = B, pin 2 = E, pin 3 = C), V_CEO, I_C, and h_FE range, while adding AEC-Q101 qualification and tighter process control. No layout or schematic changes are needed, though validation under automotive temperature and vibration conditions is recommended.

PMBT2222A,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):: 600 mA

Voltage - Collector Emitter Breakdown (Max):: 30 V

Vce Saturation (Max) @ Ib, Ic:: 1V @ 50mA, 500mA

Current - Collector Cutoff (Max):: 10nA (ICBO)

DC Current Gain (hFE) (Min) @ Ic, Vce:: 100 @ 150mA, 10V

Power - Max:: 250 mW

Frequency - Transition:: 300MHz

Operating Temperature:: 150°C (TJ)

Grade:: Automotive

Qualification:: AEC-Q101

Mounting Type:: Surface Mount

Supplier Device Package:: TO-236AB

PMBT2222A,215 FAQ

1.How can I place an order for PMBT2222A,215 through Aetrix?

Please submit a Request for Quotation (RFQ) for PMBT2222A,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 PMBT2222A,215 reliable?

The price and inventory of PMBT2222A,215 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for PMBT2222A,215 is usually 5 days.

3.What payment methods are accepted for PMBT2222A,215?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for PMBT2222A,215 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for PMBT2222A,215?

PMBT2222A,215 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your PMBT2222A,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 PMBT2222A,215?

For technical support, including PMBT2222A,215 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your PMBT2222A,215 requirements.

6.How does Aetrix verify that PMBT2222A,215 is sourced from the original manufacturer or authorized distributors?

All PMBT2222A,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 PMBT2222A,215 meets industry standards.

7.What is the process for return or replacement of PMBT2222A,215?

All PMBT2222A,215 units undergo pre-shipment inspection (PSI). If there is an issue with PMBT2222A,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 PMBT2222A,215 part is unused and in its original packaging.

Return procedure for PMBT2222A,215:

1.Submit a request within 90 days.

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

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