MC34712EP 查看數據表（PDF） - Freescale Semiconductor

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MC34712EP

3.0 A 1.0 MHz Fully Integrated DDR Switch-Mode Power Supply

Freescale Semiconductor 

PIN CONNECTIONS

Table 1. 34712 Pin Definitions (continued)

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

Pin Number Pin Name Pin Function Formal Name

Definition

22,23

24

25

VIN

VDDI

GND

Supply

Passive

Ground

Logic-circuit Supply

Input

Internal Voltage

Regulator

Thermal Pad

Logic circuits supply voltage input

Internal VDD Regulator (connect filter capacitor to this pin)

Thermal pad for heat transfer. Connect the thermal pad to the analog

ground and the ground plane for heat sinking.

34712

4

Analog Integrated Circuit Device Data

Freescale Semiconductor

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