L7912CV Datasheet PDF – (-)12V, Voltage Regulator

This is one of the voltage regulator types.

Part Number: L7912CV

Function: -12V, Voltage Regulator

Package:  TO-220, TO220FP, D2PAK Type

Manufacturer: STMicroelectronics, Inchange Semiconductor

Images:

L7912CV transistor datasheet

Description

This is -12V, Negative Voltage Regulator.

The L7912CV series of three-terminal negative regulators is available in TO-220, TO-220FP and D²PAK packages and 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; furthermore, having the same voltage option as the L78 positive standard series, they are particularly suited for split power supplies. If adequate heat sinking is provided, they can deliver over 1.5 A output current.

Although designed primarily as fixed voltage regulators, these devices can be used
with external components to obtain adjustable voltages and currents.

 

Pinout

L7912CV pinout circuit

Features

1. Output current in excess of 1.5A
2. Output voltage of -12V
3. Internal thermal overload protection
4. Output transition Safe-Area compensation
5. Minimum Lot-to-Lot variations for robust device performance and reliable operation

 

 

L7912CV Datasheet

L7912CV pdf

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MP1410ES Datasheet – Step-Down Switch-Mode Regulator

Part Number: MP1410ES

Function: 2A, Step-Down Switch-Mode Regulator

Package: SO 8 Pin Type

Manufacturer: Monolithic Power Systems

Pinouts:

MP1410ES datasheet

 

Description

The MP1410 is a monolithic step-down switch mode regulator with a built in internal Power MOSFET. It achieves 2A continuous output current over a wide input supply range with excellent load and line regulation. Current mode operation provides fast transient response and eases loop stabilization.

Fault condition protection includes cycle-by cycle current limiting and thermal shutdown. In shutdown mode the regulator draws 25µa of supply current. The MP1410 requires a minimum number of readily available standard external components.

Features

1. 2A Output Current

2. 0.18Ω Internal Power MOSFET Switch

3. Stable with Low ESR Output Ceramic capacitors

4. Up to 95% Efficiency

5. 20uA Shutdown Mode

6. Fixed 380kHz frequency

7. Thermal Shutdown

8. Cycle-by-cycle over current protection

 

MP1410ES Datasheet PDF Download


MP1410ES pdf

Other data sheets are available within the file: EV0012, MP1410EP, MP1410