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Siemens TLE 4276 Low-Drop Voltage Regulator Data Handbook

Summary

This low-drop voltage regulator is engineered for demanding power management in automotive and general electronics applications. It reliably steps down high input voltages (up to 42V) to fixed, precise outputs like 5V, 8.5V, or 10V. The comprehensive manual provides engineers with essential technical data, detailed performance characteristics, protection circuit information (including short-circuit and overtemperature safeguards), and recommended component values for designing stable and efficient power solutions.

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Low-Drop Voltage Regulator TLE 4276

Features Output voltage tolerance 4% Low-drop voltage Inhibit input Very low current consumption Short-circuit-proof Reverse polarity proof Suitable for use in automotive electronics P-TO220-5-3

Type Ordering Code Package TLE 4276 V50 Q67000-A9262 P-TO220-5-3 TLE 4276 V85 Q67000-A9263 P-TO220-5-3 TLE 4276 V10 Q67000-A9264 P-TO220-5-3 TLE 4276 G V50 Q67006-A9266 P-TO220-5-122 TLE 4276 G V85 Q67006-A9268 P-TO220-5-122

P-TO220-5-43

TLE 4276 G V10 Q67006-A9270 P-TO220-5-122 TLE 4276 S V50 Q67000-A9267 P-TO220-5-43 TLE 4276 S V85 Q67000-A9269 P-TO220-5-43 TLE 4276 S V10 Q67000-A9271 P-TO220-5-43 TLE 4276 V Q67000-A9265 P-TO220-5-3 TLE 4276 SV Q67000-A9273 P-TO220-5-43 TLE 4276 GV Q67006-A9272 P-TO220-5-122

P-TO220-5-122

TLE 4276 D V50 Q67006-A9358 P-TO252-5-1 TLE 4276 DV Q67006-A9361 P-TO252-5-1

SMD = Surface Mounted Device ▼ New type

P-TO252-5-1 (D-PAK)

Semiconductor Group 1998-11-01

Page Summary Contents For Siemens TLE 4276 Low-Drop Voltage Regulator Data Handbook

Page 1 Low-Drop Voltage Regulator TLE 4276 Features Output voltage tolerance 4% Low-drop voltage Inhibit input Very low current consumption Short-circuit-proof Reverse polarity proof Suitable for use in auto...
Page 2 TLE 4276 Functional Description The TLE 4276 is a low-drop voltage regulator in a TO220 package. The IC regulates an input voltage up to 40 V to VQrated 5.0 V (V50), 8.5 V (V85), 10 V (V10) and adjust...
Page 3 TLE 4276 Pin Configuration (top view) P-TO220-5-3 P-TO220-5-43 P-TO252-5-1P-TO220-5-122 INH N.C. GND (VA) AEP02560 INH N.C. AEP02043 GND QΙ N.C.INH (VA) GNDΙ AEP02041 INH N.C. (VA) AEP02042 Figure 1 P...
Page 4 TLE 4276 Saturation Temperature Control and Sensor Protection Circuit Control Amplifier Buffer Bandgap Reference INH VA GND For fixed Voltage Regulator only For adjustable Voltage Regulator only AEB02...
Page 5 TLE 4276 Absolute Maximum Ratings Tj = – 40 to 150 °C Parameter Symbol Limit Values Unit Test Condition min. max. Voltage Regulator Input Voltage VI Current II Internally limited Inhibit Voltage VINH ...
Page 6 TLE 4276 Operating Range Parameter Symbol Limit Values Unit Remarks min. max. Input voltage VI VQ 0.5 Junction temperature Tj °C Thermal Resistance Junction ambient Rthja K/W TO220 Junction ambient Rt...
Page 7 TLE 4276 Characteristics (cont’d) VI 13.5 V; °C Tj °C (unless otherwise specified) Parameter Symbol Limit Values Unit Measuring Measuring Condition Circuitmin. typ. max. Current Iq m A IQ m A consumpt...
Page 8 TLE 4276 Input ΙΙ Output TLE 4276 Voltage INHV Adjust *) Optional for adjustable Voltage Regulator AES02045 Figure 3 Measuring Circuit Output Input TLE 4276 e.g. KL 15 Voltage Adjust *)R *) Optional f...
Page 9 TLE 4276 Typical Performance Characteristics (V50, V85 and V10): Drop Voltage VDR versus Max. Output Current IQ versus Output Current IQ Input Voltage VI AED01962 AED01963 = 25 CT = 0 VVQ = 25 C j T V...
Page 10 TLE 4276 Typical Performance Characteristics for V50: Output Voltage VQ versus Current Consumption Iq versus Temperature Tj Input Voltage VI AED01966 AED01967 4.90 RL Low Voltage Behavior High Voltage...
Page 11 TLE 4276 Typical Performance Characteristics for V85: Output Voltage VQ versus Current Consumption Iq versus Temperature Tj Input Voltage VI AED01970 AED01971 QV m A = 13.5 VV Low Voltage Behavior Hig...
Page 12 TLE 4276 Typical Performance Characteristics for V10: Output Voltage VQ versus Current Consumption Iq versus Temperature Tj Input Voltage VI AED01974 AED01975 QV m A = 13.5 VV = 25 C RL = 20 Low Volta...
Page 13 TLE 4276 Package Outlines P-TO220-5-3 (Plastic Transistor Single Outline) Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book “Package Information” Dimensions in mm ...
Page 14 TLE 4276 P-TO220-5-43 (Plastic Transistor Single Outline) Semiconductor Group 1998-11-01
Page 15 TLE 4276 P-TO220-5-122 (Plastic Transistor Single Outline) Sorts of Packing Package outlines for tubes, trays etc. are contained in our Data Book “Package Information”. Dimensions in mm SMD = Surface ...
Page 16 TLE 4276 P-TO252-5-1 (Plastic Transistor Single Outline) 0.15 max 5x0.6 ±0.1per side -0.040.5 0. in BA0.25 GPT09161 All metal surfaces tin plated, except area of cut. Sorts of Packing Package outlines...

Manual Details

Brand Siemens
Pages 16
File Size 168.73 KB
Published May 31, 2026
58 views

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Frequently Asked Questions

TLE 4276的最大输出电流是多少?

最大输出电流为400 mA。

在使用时如何保证输出稳定性和稳定性?

需要连接一个$\ge$22mF的电解电容和ESR$\le$3 $\Omega$电容,以保证Q的稳定性。

这个低压稳压器可用于哪些设备类型?

它适用于汽车电子设备,并且具备反向极性保护功能。

如何使TLLE 4276关闭其输出电流?

通过抑制输入(INH)端启用此功能,可以使电流消耗降到10mA以下。