MMBTA28-7

$0.41

Description：TRANS NPN DARL 80V 0.5A SOT-23-3
Series：-

SKU:e908ce0120d9 Category: Single Bipolar Transistors Brand: Diodes Incorporated

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Product introduction

MMBTA28-7 is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists Diodes Incorporated. Its product description is TRANS NPN DARL 80V 0.5A SOT-23-3. Review the specifications below when checking this part for your BOM.

Single Bipolar Transistors specifications for MMBTA28-7

Description：TRANS NPN DARL 80V 0.5A SOT-23-3
Series：-
Mfr：Diodes Incorporated
Package：Tape & Reel (TR),Cut Tape (CT)
Transistor Type：NPN - Darlington
Current - Collector (Ic) (Max)：500 mA
Voltage - Collector Emitter Breakdown (Max)：80 V
Vce Saturation (Max) @ Ib, Ic：1.5V @ 100µA, 100mA
Current - Collector Cutoff (Max)：500nA
DC Current Gain (hFE) (Min) @ Ic, Vce：10000 @ 100mA, 5V
Power - Max：300 mW
Frequency - Transition：125MHz
Operating Temperature：-55°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-236-3, SC-59, SOT-23-3
Supplier Device Package：SOT-23-3
Grade：-
Qualification：-

Single Bipolar Transistors datasheet and documents for MMBTA28-7

MMBTA28-7

Single Bipolar Transistors Overview

The MMBTA28-7-F is an NPN Darlington transistor manufactured by Diodes Incorporated, housed in a surface-mount SOT-23-3 package. It features a maximum collector-emitter voltage of 80 V and a continuous collector current of 500 mA. The device has a maximum power dissipation of 300 mW and a transition frequency of 125 MHz. Operating temperature ranges from -55°C to +150°C junction temperature.

Single Bipolar Transistors Feature Summary

NPN Darlington configuration for high current gain
Compact SOT-23-3 surface mount packaging
High voltage capability up to 80 V
Wide operating temperature range

Single Bipolar Transistors Applications

General purpose switching applications
Driver circuits for relays or motors
Low-power amplifier stages
Signal isolation interfaces

Single Bipolar Transistors Procurement Notes

Verify the specific suffix (e.g., -7-F) against official Diodes Incorporated documentation to confirm tape-and-reel specifications and RoHS compliance status. Ensure the ordering part number matches the exact electrical parameters required for the design. Cross-reference with authorized distributors to confirm availability and authenticity of the component source.

Single Bipolar Transistors Selection Notes

Select this component when a high-gain NPN switch is needed in a small footprint. The Darlington structure provides significant current amplification suitable for driving loads directly. Consider the 80V rating and 500mA limit relative to the load requirements. The SOT-23-3 package is appropriate for space-constrained PCB layouts requiring surface mount technology.

Single Bipolar Transistors Part Context

This part belongs to the MMBTA series of small-signal bipolar transistors from Diodes Incorporated. The series includes various NPN and PNP variants optimized for low-power applications. The MMBTA28 specifically utilizes a Darlington pair architecture within a standard SOT-23-3 case, distinguishing it from single-transistor counterparts in the same family.