BD9873CP-V5 Ver la hoja de datos (PDF) - ROHM Semiconductor

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componentes Descripción

Fabricante

BD9873CP-V5

Simple Step-down Switching Regulators

ROHM Semiconductor 

BD9873CP-V5,BD9874CP-V5

●Block Diagram

STBY

5

VCC

1

VREF

PWM COMP

DRIVER

OSC

STBY

TSD

CTL

LOGIC

OCP

Error AMP

OUT

2

INV

4

SS

3

GND

Fig.1

Technical Note

●Package Dimensions

10.0

+0.3

-0.1

3.2±0.1

4.5±0.1

2.8

+0.2

-0.1

●Pin Description

Pin No.

1

Pin Name

Function

VCC

Input Power

Supply Pin

2

OUT

Internal Pch FET

Drain Pin

BD987X

1.444

Lot No.

12 3

0.82±0.1

0.92

45

1.778

0.42 ±0.1

1.58

(2.85)

4.12

1

3

5

3

GND

Ground

4

INV

Output Voltage

Feedback Pin

ON/OFF Control

5

STBY

Pin

2

4

TO220CP-V5（Unit：mm）

Fig.2

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© 2009 ROHM Co., Ltd. All rights reserved.

3/12

2009.07 - Rev.A

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