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MC34712 Datasheet - Freescale Semiconductor

MC34712_FreescaleSemiconductor.pdf

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Datasheet Details

Part number:

MC34712

Manufacturer:

Freescale Semiconductor

File Size:

361.07 KB

Description:

Fully integrated ddr switch-mode power supply.

MC34712, Fully Integrated DDR Switch-Mode Power Supply

of each pin can be found in the Functional Pin Description section beginning on page 10.

Pin Number 1 2 3 4 5 6 7 8 9 10 11 12,13,14 15,16,17 18,19,20 21 Pin Name GND FREQ NC PG STBY SD Pin Function Ground Passive None Output Input Input Input Output Passive Input Output Ground Power Supply Passive

Freescale Semiconductor Advance Information Document number: MC34712 Rev.

4.0, 5/2007 3.0 A 1.0 MHz Fully Integrated DDR Switch-Mode Power Supply The 34712 is a highly integrated, space efficient, low cost, single synchronous buck switching regulator with integrated N-channel power MOSFETs.

It is a high performance point-of-load (PoL) power supply with the ability to track an external reference voltage.

Its high efficient 3.0 A sink and source capability combined with its voltage tracking/sequ

MC34712 Features

* 45 mΩ Integrated N-Channel Power MOSFETs

* Input Voltage Operating Range from 3.0 V to 6.0 V

* ±1 % Accurate Output Voltage, Ranging from 0.7 V to 1.35 V

* ±1 % Accurate Buffered Reference Output Voltage

* Programmable Switching Frequency Range from 200 kHz

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