# TL432 Adjustable Precision Shunt Regulator

## Features

️· Voltage: Precise reference voltage to 1.240V (1.228 - 1.252V).
️· Tolerance: Guaranteed 1% voltage tolerance (suffix 'A') or 0.5% (suffix 'B').
️· Output: Adjustable output voltage (Vo) from Vref to 18V.
️· Current: Sink current capability of 80µA to 100mA.
️· Package Options: TO-92 (suffix T), SOT-23 (suffix LT1).
️· Dimensions: Die size 0.85 x 0.85mm², thickness 270µm.
️· Dynamic Impedance: 0.2 to 0.4 ohms.

## Maximum Ratings

️· Cathode Voltage (VKA): 18V
️· Cathode Current (IK): 100mA
️· Reference Current Range (Iref): 3.0mA
️· Ambient Temperature Range (TA): 0 to +85°C
️· Junction Temperature Range (TJ): -40 to +150°C
️· Storage Temperature Range (TSTG): -45 to +150°C

️· Lead Temperature (TSO): 260°C (for 10 seconds)

## Electrical Characteristics (at 25°C)

️· Reference Voltage (Vref): 1.228V - 1.252V
️· Reference Voltage Deviation (ΔVref/T): Up to 25 mV/V
️· Voltage Ratio (Open Loop Gain): 1.0 to 2.7 mV/V
️· Reference Current (Iref): 0.25 to 0.5 µA
️· Reference Current Deviation (Iref(dev)): 0.05 to 0.3 µA
️· Minimum Cathode Current (IK(min)): 60 to 80 µA
️· Off-State Cathode Current (IK(off)): 0.04 to 0.5 µA

## Pinouts

️· TO-92: 1. Reference, 2. Anode, 3. Cathode
️· SOT-23: 1. Reference, 2. Cathode, 3. Anode