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ACDST-99-G
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Product Detailed Parameters
- Description：DIODE ARRAY GP 70V 200MA SOT23-3
- Series：-
- Mfr：Comchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Diode Configuration：1 Pair Series Connection
- Technology：Standard
- Voltage - DC Reverse (Vr) (Max)：70 V
- Current - Average Rectified (Io) (per Diode)：200mA
- Voltage - Forward (Vf) (Max) @ If：1.25 V @ 150 mA
- Speed：Small Signal =< 200mA (Io), Any Speed
- Reverse Recovery Time (trr)：6 ns
- Current - Reverse Leakage @ Vr：2.5 µA @ 70 V
- Operating Temperature - Junction：150°C (Max)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23-3
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The ACDST-99-G is a small signal switching diode manufactured by Comchip Technology in an SOT-23 package. It features a reverse voltage of 70V and a forward current rating of 200mA. The device complies with RoHS standards and AEC-Q101 automotive qualification requirements. Key electrical parameters include a maximum reverse breakdown voltage of 70V at 100μA, a peak forward current surge of 500mA, and a power dissipation of 225mW. Thermal resistance from junction to ambient is 556°C/W, with an operating junction temperature range up to 150°C.
Feature Summary
- Fast switching speed for efficient signal processing
- High mounting capability with strong surge withstand capacity
- Compliance with AEC-Q101 automotive reliability standards
Applications
- Automotive electronic circuits requiring high reliability
- General purpose signal switching applications
- High-speed rectification in compact surface mount designs
Procurement Notes
Verify the component datasheet revision and marking code (A7) against the specific order to ensure authenticity. Confirm that the SOT-23 package dimensions and terminal solderability meet MIL-STD-750 method 2026 requirements for your assembly process. Ensure compliance with RoHS directives if applicable to your manufacturing environment.
Selection Notes
Select this component when a 70V reverse voltage rating and 200mA continuous forward current are required in a compact SOT-23 footprint. Consider its AEC-Q101 qualification for automotive environments where high reliability and surge withstand capability are critical. Evaluate the thermal resistance and power dissipation limits relative to your circuit's ambient temperature conditions.
Part Context
This part belongs to Comchip Technology's small signal switching diode family, designed for general-purpose applications. It shares similar characteristics with other fast-switching diodes but is distinguished by its specific 70V rating and automotive-grade qualification. The SOT-23 package allows for high-density PCB mounting, making it suitable for space-constrained modern electronic devices.
Replacement Considerations
Direct substitutes must match the 70V reverse voltage, 200mA forward current, and SOT-23 package. Verify that any replacement also meets AEC-Q101 standards if used in automotive contexts. Check for identical pinout configurations and comparable reverse recovery times to ensure circuit compatibility without redesign.
FAQ
What is the maximum reverse breakdown voltage for the ACDST-99-G?
The maximum reverse breakdown voltage is 70V, measured at a reverse current of 100μA.
Does the ACDST-99-G comply with automotive standards?
Yes, the device complies with the AEC-Q101 standard for automotive grade components.
What is the typical reverse recovery time for this diode?
The maximum reverse recovery time is 6ns, measured under specific test conditions of IF=IR=10mA and Irr=0.1×IR.
