LM2931 Datasheet PDF – 60V, 100mA, Low Dropout Regulator

Part Number: LM2931

Function: Positive Voltage Regulator

Package: TO-220, TO-92, TO-263, SO-8 SMD packages

Manufacturer: ON Semiconductor

Image and Pinouts:

LM2931 datasheet

 

Description

The LM2931 series consists of positive fixed and adjustable output  voltage regulators that are specifically designed to maintain proper  regulation with an extremely low input−to−output voltage differential.

Features

1. Very low quiescent current
2. Output current in excess of 100 mA
3. Input-output differential less than 0.6V
4. Reverse battery protection
5. 60V load dump protection
6. −50V reverse transient protection
7. Short circuit protection
8. Internal thermal overload protection
9. Mirror-image insertion protection

 

Text :

The LM2931 positive voltage regulator features a very low quiescent current of 1mA or less when supplying 10mA loads. This unique characteristic and the extremely low input-output differential required for proper regulation (0.2V for output currents of 10mA) make the LM2931 the ideal regulator for standby power systems. Applications include memory standby circuits, CMOS and other low power processor power supplies as well as systems demanding as much as 100mA of output current.  [ … ]

 

LM2931 Datasheet PDF Download


LM2931 pdf

Other data sheets are available within the file: LM2931ACD, LM2931ACD2TR4, LM2931ACD2TR4G, LM2931ACDG.

78M09 Datasheet PDF – 9V, 0.5A, Voltage Regulator

Part Number: 78M09

Function: 0.5A, 9V, Voltage Regulator

Package: TO-220, TO-220FP, DPAK, IPAK Pin Type

Manufacturer: STMicroelectronics, JRC, Unisonic

Images:
78M09 datasheet

Description

The 78M09 series of three-terminal positive regulators is available in TO-220, TO-220FP, DPAK and IPAK packages and with several fixed output voltages, making it useful in a wide range of applications. These regulators can provide local on-card regulation, eliminating the distribution problems associated with single point regulation. Each type employs internal current limiting, thermal shutdown and safe area protection, resulting it essentially indestructible.

Pinout:

78M09 pinout

Features

1. Output current to 0.5 A

2. Output voltages of 9 V

3. Thermal overload protection

4. Short circuit protection

5. Output transition SOA protection

6. Output voltage tolerance: 2% (AB and AC versions) or 4% (C version)

7. Guaranteed in extended temperature range

Other data sheets are available within the file: L78M09CV, L78M09CV-DG, L78M09CDT-TR, L78M09ABDT-TR

78M09 Datasheet PDF


 

78M09 pdf

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