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The TL432AIDBVRE4 is a three-terminal adjustable shunt regulator from Texas Instruments, housed in an SOT-23-5 package. It features a nominal reference voltage of approximately 2.5V with an initial accuracy of 1%. The device supports an adjustable output voltage range up to 36V and operates within a temperature range of -40°C to +125°C. Key electrical specifications include a maximum cathode current of 100mA, a minimum cathode current of 600µA, and a temperature coefficient of 92 PPM/°C.
Verify the E4 suffix indicates lead-free packaging compliance consistent with RoHS standards. Confirm the specific pinout configuration matches the SOT-23-5 layout, as the TL432 series differs from the TL431. Ensure the selected grade meets the required initial accuracy tolerance for the target application.
Select this component when a compact, adjustable shunt regulator is needed for high-voltage applications up to 36V. The 1% accuracy and 92 PPM/°C temperature coefficient suit precision requirements. Consider the SOT-23-5 footprint constraints and the 100mA current capability against load demands.
This part belongs to the TL432 family, which offers functionality similar to the TL431 but utilizes a distinct pinout arrangement for DBV, DBZ, and PK packages. The TL432A variant specifies the 1% accuracy grade at 25°C, ensuring stable operation in commercial and automotive environments.
Direct functional substitutes include the TL431AIDBVR, though pin compatibility must be verified due to different internal arrangements. Other adjustable shunt regulators from various manufacturers may serve as alternatives if pinouts and electrical parameters align.