Nexperia USA Inc. PMBTA06-QR

Overview

PMBTA06-QR from Nexperia is an AEC-Q101-qualified NPN general-purpose transistor in SOT23 package, rated for 80 V V_CEO, 500 mA I_C, and 100 minimum h_FE at 10 mA, used for low-voltage switching and amplification in automotive infotainment power stages and telecom interface circuits.

For engineers reviewing the PMBTA06-QR datasheet, PMBTA06-QR pinout, PMBTA06-QR application, or PMBTA06-QR equivalent, key selection criteria include automotive qualification status, SOT23 thermal derating behavior, V_CE(sat) ≤ 0.25 V at I_C/I_B = 10, and compatibility with FR4 PCB layouts using standard reflow footprints.

Technical Context

This discrete NPN bipolar junction transistor operates as a current-controlled switch or linear amplifier with fixed gain structure-no integrated biasing or protection circuitry. Its DC current gain (h_FE) remains ≥100 from −55 °C to 150 °C across collector currents of 1–100 mA, enabling stable operation in wide-temperature automotive environments.

The device features 80 V collector-base and collector-emitter breakdown ratings, 4 V emitter-base rating, and 250 mW total power dissipation at 25 °C ambient on standard FR4. Thermal resistance R_th(j-a) is 500 K/W in free air, requiring careful layout consideration for sustained >100 mA loads.

Key Specifications

Pinout & Package

SOT23 plastic surface-mount package: 3-terminal, 1.9 mm pitch, 2.9 mm × 1.3 mm × 1.0 mm body, optimized for automated placement and reflow soldering on FR4 boards.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar NPN general-purpose transistor applications.

Compared with BC846B,215, PMBTA06-QR provides guaranteed automotive qualification at the cost of lower h_FE spread; versus PMBTA06-Q, it offers identical performance with updated manufacturing traceability-making it the preferred choice for new automotive designs requiring full supply-chain visibility.

Availability

PMBTA06-QR is available at Aetrix Electronics and suitable for automotive body electronics, telecom infrastructure equipment, and industrial sensor interfaces requiring stable component supply and long-term lifecycle support.

Supply support for PMBTA06-QR 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 technologies.

The PMBTA06-QR belongs to Nexperia's AEC-Q101-qualified general-purpose transistor product line, engineered specifically for robust, cost-effective switching and amplification in harsh-temperature automotive and industrial environments.

FAQ

Is PMBTA06-QR pin-compatible with BC847 or BC848 series transistors?

No-PMBTA06-QR uses standard SOT23 pinning (1=B, 2=E, 3=C), but BC847/BC848 variants may follow different pinouts depending on manufacturer and marking. Always verify pin assignment using the specific device's datasheet; Nexperia's PMBTA06-QR matches the JEDEC TO-236AB outline with confirmed base-emitter-collector order.

What is the maximum allowable base current for continuous operation?

The absolute maximum peak base current is 200 mA per datasheet Table 5, but for continuous DC operation, IBM must be limited to ensure junction temperature stays within 150 °C. With typical V_BE ≈ 0.7–1.2 V and P_tot = 250 mW, sustained I_B should remain below 10 mA when driving 100 mA collector current to avoid thermal runaway.

Does PMBTA06-QR support pulse-width modulation (PWM) switching at 20 kHz?

Yes-its 100 MHz f_T and fast saturation characteristics enable clean PWM switching up to at least 50 kHz in low-inductance loads. However, V_CE(sat) and switching losses must be evaluated per application; no built-in anti-saturation clamping is present, so external Baker clamp may be needed for high-speed hard-switching.

Can PMBTA06-QR replace PN2222A in existing designs?

Only with validation-though both are NPN general-purpose transistors, PN2222A uses TO-92 package and has different thermal resistance, gain profile, and voltage ratings (V_CEO = 40 V). PMBTA06-QR's 80 V rating and SOT23 footprint offer advantages in space-constrained automotive PCBs, but layout, thermal, and drive circuit changes are required.