BD8113EFV-E2 Rohm Semiconductor, BD8113EFV-E2 Datasheet

BD8113EFV-E2

Manufacturer Part Number

BD8113EFV-E2

Description

IC WHITE LED DVR BKLT 24HTSSOP

Manufacturer

Rohm Semiconductor

Type

Backlight, White LEDr

Datasheet

1.BD8113EFV-E2.pdf (5 pages)

Specifications of BD8113EFV-E2

Topology

PWM, Step-Down (Buck), Step-Up (Boost)

Number Of Outputs

Internal Driver

Yes

Type - Primary

Backlight

Type - Secondary

White LED

Frequency

250kHz ~ 600kHz

Voltage - Supply

5 V ~ 30 V

Voltage - Output

36V

Mounting Type

Surface Mount

Package / Case

24-TSSOP Exposed Pad, 24-eTSSOP, 24-HTSSOP

Operating Temperature

-40°C ~ 105°C

Current - Output / Channel

150mA

Internal Switch(s)

Yes

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Efficiency

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

BD8113EFV-E2

Manufacturer:

ROHM/罗姆

Quantity:

20 000

Current page: 1 of 5
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Operating conditions

Absolute maximum ratings

Operating temperature range

Power supply voltage

Oscillation frequency range

External synchronization frequency range

External synchronization pulse duty range

Power dissipation

Storage temperature range

LED maximum output current

VREG,OVP,OUTL,FAIL1,FAIL2,LEDEN,

ISET,VDAC,PWM,SS,COMP,RT,SYNC,EN

Power supply voltage

BOOT terminal voltage

SW,CS,OUTH terminal voltage

Between BOOT-SW terminal voltage

LED1～2 output voltage

terminal voltage

Structure

Product series

Type

Function

※1 IC mounted on glass epoxy board measuring 70mm×70mm×1.6mm, power dissipated at a rate of 8.8mw/℃ at temperatures

※2 Dispersion figures for LED maximum output current and V

※3 Amount of current per channel.

※4 Connect SYNC to GND or OPEN when not using external frequency synchronization.

※5 Do not switch between internal and external synchronization when an external synchronization signal is input to the device.

above 25℃.

Parameter

・Integrated buck-boost current-mode DC/DC controller

・FAIL output（self-diagnosis function）

・Two integrated LED current driver channel

（Set by a standard external R current.）

・PWM light modulation

・Built-in short detection circuit (SCP)

・Oscillation frequency accuracy ±5%

(Ta=25℃)

Silicon Monolithic Integrated Circuit

White LED driver for TFT back light

BD８１１３EFV

Built-in OSC (external R), External synchronous mode

（Ta=25℃）

※4 ※５

ISET

Symbol

VREG

ｆ

SDUTY

ｆ

SYNC

OSC

VDAC

OVP

REV. E

PWM

OUTL

sw,

Symbol

BOOT-SW

LED1～2

Topr

Tstg

are correlated. Please refer to data on separate sheet.

BOOT

CS,

LED

FAIL1

COMP

OUTH

, V

・Built-in over-current protection circuit (OCP)

・Built-in LED open short detection circuit

・Built-in under-voltage lock out circuit (UVLO)

・Built-in over-voltage protection circuit (OVP)

・Built-in thermal shut down circuit (TSD)

Target value

FAIL2,

fosc～600

250～600

5.0～30

40～60

SYNC

LEDEN

-0.3～7 < V

-40～+105

-55～+150

150

1.10

Limits

※2※3

※1

Unit

kHz

Unit

℃

1/4

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BD8113EFV-E2 Summary of contents

Page 1

Structure Silicon Monolithic Integrated Circuit Product series White LED driver for TFT back light BD８１１３EFV Type Function ・Integrated buck-boost current-mode DC/DC controller Built-in OSC (external R), External synchronous mode ・Two integrated LED current driver channel （Set by a standard external ...

Page 2

Electrical characteristics ● （Unless otherwise noted VCC=12V,Ta=25℃） Parameter Circuit current Standby current [VREG Block] Reference voltage [OUTH Block] OUTH high-side ON resistance OUTH low-side ON resistance Over-current protection operating voltage [OUTL Block] OUTL high-side ON resistance OUTL low-side ON resistance ...

Page 3

... VREG RT ERR AMP - COMP - OCP OVP Current driver PWM ISET VDAC Open Short Detect ISET Open Det R ISET Timer Short Det Latch LEDEN ●Pin layout BD8113EFV（HTSSOP-B24） COMP VCC SYNC 6 GND 7 PWM 8 FAIL1 9 FAIL2 10 LEDEN 11 LED1 12 ●Package outlines C OUT OVP CS ...

Page 4

We are careful enough for quality control about this IC. So, there is no problem under normal operation, excluding that it exceeds the absolute maximum ratings. However, this IC might be destroyed when the ...

Page 5

No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose ...

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