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TL432A Dataheets PDF



Part Number TL432A
Manufacturers HTC
Logo HTC
Description Low Voltage(1.24V) Adjustable Precision Shunt Regulator
Datasheet TL432A DatasheetTL432A Datasheet (PDF)

Low Voltage(1.24V) Adjustable Precision Shunt Regulator TL432/A/C FEATURES z Low Voltage Operation : 1.24 V z Programmable Out Voltage to 18V z Sink Current Capability of 1mA to 100mA z Equivalent full range Temperature Coefficient of 50ppm/℃ z Temperature Compensated for operation over full rated operating Temperature Range z Low Output Noise Voltage z Moisture Sensitivity Level 3 APPLICATION z Shunt Regulator z Voltage Monitoring z Current Source and Sink Circuits z Analog & Digital Circuits .

  TL432A   TL432A



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Low Voltage(1.24V) Adjustable Precision Shunt Regulator TL432/A/C FEATURES z Low Voltage Operation : 1.24 V z Programmable Out Voltage to 18V z Sink Current Capability of 1mA to 100mA z Equivalent full range Temperature Coefficient of 50ppm/℃ z Temperature Compensated for operation over full rated operating Temperature Range z Low Output Noise Voltage z Moisture Sensitivity Level 3 APPLICATION z Shunt Regulator z Voltage Monitoring z Current Source and Sink Circuits z Analog & Digital Circuits Requiring Precision References z Low Out Voltage (3.0V to 3.3V) Switching Power Supply Error Amplifier TO-92 PKG 3 T O2 P 1 SOT-23 PKG 2 TOP 13 DESCRIPSION The TL432 is a three-terminal Shunt Voltage Reference providing a highly accuracy 1.24V band-gap reference with 0.5% and 1.0% tolerance. The TL432 thermal stability and wide operating current(100mA) makes is suitable for all variety of applications that are looking for a low cost solution with high performance. The TL432 is an ideal voltage reference in an isolated feed circuit for 3.0V to 3.3V switching mode power supplies. PIN 1. Reference 2. Anode 3. Cathode ORDERING INFORMATION Device Package TL432TA TO-92(Taping) TL432SF SOT-23 3L * Refer to the page 2 for detailed ordering Information, Absolute Maximum Ratings (Full operating ambient temperature range applies unless otherwise noted.) CHARACTERISTIC Cathode Voltage Cathode Current Range(Continuous) Reference Input Current Range Junction Temperature Range Operating Temperature Range Storage Temperature Range Total Power Dissipation SYMBOL VKA IK IREF TJ TOPR TSTG PD MIN. MAX. - 20 - 100 -3 -40 150 -40 125 -65 150 770 UNIT V mA mA ℃ ℃ ℃ mW Sep. 2010 – Rev.1.5 -1- HTC Low Voltage(1.24V) Adjustable Precision Shunt Regulator TL432/A/C RECOMMENDED OPERATING CONDITIONS CHARACTERISTIC SYMBOL Cathode Voltage Cathode Current VKA IK Ordering Information VREF Package Tolerance Order No. TO-92 1.24V SOT-23 0.5% 1% 0.5% 1% TL432CTA TL432ATA TL432CSF TL432GCSF TL432ASF TL432GASF MIN. VREF 0.1 MAX. 18 100 UNIT V mA Marking TL432-C TL432-A 432 432 432 432 Supplied As Tape Tape Reel Reel Reel Reel Status Active Active Active Contact us Active Contact us Sep. 2010 – Rev.1.5 -2- HTC Low Voltage(1.24V) Adjustable Precision Shunt Regulator FUNCTION BLOCK DIAGRAM TL432/A/C REFERENCE + - 1.24 VREF CATHODE REFERENCE (R) CATHODE (K) ANODE ANODE (A) EQUIVALENT SCHEMATIC * All component values are nominal. Sep. 2010 – Rev.1.5 -3- HTC Low Voltage(1.24V) Adjustable Precision Shunt Regulator PIN CONFIGURATION Marking Side 2 TOP TL432/A/C 123 TO-92 PKG PIN DESCRIPTION Pin No. 1 2 3 Name Reference Anode Cathode 13 SOT-23 PKG TO-92 / SOT-23 Function Reference Voltage Ground Input Supply Voltage TL432 ELECTRICAL CHARACTERISTICS CHARACTERISTIC SYMBOL TEST CONDITION Reference Input Voltage VREF VKA =VREF, IK =10mA TL432C TL432A Deviation of Reference Input Voltage Ratio of Change in Reference Input .


TL432 TL432A TL432C


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