BD9397EFV-E2 View Datasheet(PDF) - ROHM Semiconductor

Part Name

Description

MFG CO.

BD9397EFV-E2

White LED Driver for large LCD panel

ROHM Semiconductor 

BD9397EFV

●2 Block Diagram

Datasheet

Vin

Cin

VCC VCC

STB

CVCC

FAIL_MODE

FAIL_RST

RT

SS

REG9V UVLO

VREG

UVLO

(VCC)

UVLO TSD

OVP SCP

OSC

SS

PROTECTION

Logic

PWM

COMP

++

-

-

Control

Logic

Filter

REG9V

Current

Sense

DRIVER

REG9V

OVP

FAIL

CP

N

PGND

CS

FB

RFB

CFB

LED_LV

REG9V

LSP

ERR

AMP -

--

-

-

+

OPEN/SHORT

Detect

M_DET

LED1

+

-

S1

VREF

1/5

+

-

PWM１

PWM6

AGND

AGND

LED6

+

-

S6

N.C.

+Cout

Figure 11. Block Diagram

www.rohm.com

© 2013 ROHM Co., Ltd. All rights reserved.

TSZ22111・15・001

8/27

TSZ02201-0F1F0C100330-1-2

9.Jan.2014 Rev.001

Share Link: