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Product Detailed Parameters
- Description：TRANS PREBIAS PNP 50V 0.1A SMT3
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Resistors Included：R2 Only
- Transistor Type：PNP - Pre-Biased
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：50 V
- Resistor - Base (R1)：-
- Resistor - Emitter Base (R2)：22 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce：56 @ 5mA, 5V
- Vce Saturation (Max) @ Ib, Ic：300mV @ 500µA, 10mA
- Current - Collector Cutoff (Max)：500nA (ICBO)
- Frequency - Transition：250 MHz
- Power - Max：200 mW
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SMT3
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Overview
The DTA124GKAT146 is a single PNP pre-biased digital transistor manufactured by ROHM Semiconductor. It features a maximum collector-emitter voltage of 50 V and a continuous collector current of 100 mA. The device includes an integrated base resistor with a typical value of 10 kOhms and a typical resistance ratio of 1. Packaged in a surface-mount SOT-346 (SC-88A) case, it offers a power dissipation of 200 mW and a maximum operating temperature of +150°C. The component supports a maximum operating frequency of 250 MHz and has a minimum DC current gain of 30.
Feature Summary
- Integrates a PNP bipolar junction transistor with a built-in bias resistor network to simplify circuit design.
- Provides high-speed switching capabilities suitable for applications requiring fast response times.
- Features a compact surface-mount package designed for automated assembly processes.
Applications
- General-purpose signal switching circuits
- Driver stages for logic interfaces
- Power management control circuits
Procurement Notes
Verify the specific suffix KAT146 against the manufacturer's latest datasheet to confirm the exact packaging configuration and reel specifications. Ensure that the required electrical parameters, such as voltage ratings and thermal characteristics, align with the target application's operational limits before finalizing procurement decisions.
Selection Notes
Select this component when a compact PNP solution with integrated biasing is required for space-constrained designs. Consider the 50V rating and 100mA current capacity relative to load requirements. Evaluate the SOT-346 footprint compatibility with existing PCB layouts and ensure thermal management strategies support the specified power dissipation limits.
Part Context
This part belongs to the DTx series of pre-biased transistors from ROHM Semiconductor. These devices combine discrete transistors with internal resistors to reduce board space and assembly costs. The DTA124GKAT146 specifically utilizes the PNP configuration within the SC-88A package family, offering a standardized interface for digital switching applications.
Replacement Considerations
Cross-reference with other ROHM DTA124 variants or equivalent PNP pre-biased transistors from different manufacturers. Verify pinout compatibility, voltage ratings, and package dimensions to ensure functional interchangeability without redesigning the host circuit.
FAQ
What is the typical input resistance value for this device?
The typical base resistor value is 10 kOhms.
What is the maximum collector-emitter voltage rating?
The maximum collector-emitter voltage (VCEO) is rated at 50 V.
