Datasheet > LD5805

LD5805

更新时间： 2022-02-26 11:23:22

品牌	Logo	应用领域
通嘉科技 - LEADTREND		/
页数	文件大小	规格书
18页	756K
描述
Step up, 4 strings, Max. 250mA/string, Multi-dimming mode WLED Backlight Controller

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LD5805 数据手册

LD5805

06/15/2015

Absolute Maximum Ratings

VIN, EN

40V

LED1 to LED4_,

-0.3V ~ 85V

-0.3V ~ 60V

-0.3V ~ 16V

-0.3V ~ 5.5V

+/-0.3V

LDR, VCC, LPF

PWM, COMP, RT, ISET, OVP

GND

I_LED1to I_LED4

400mA

Package Thermal Resistance

SOP-16, _JA

110 C/W

60 C/W

80 C/W

TSSOP-EP-16, _JA

DIP-16, _JA

Power Dissipation (Ta=85C, T_J=125C)

SOP-16

363mW

666mW

500Mw

150C

TSSOP-EP-16

DIP-16

Maximum Junction Temperature

Storage Temperature Range

Lead Temperature (Soldering, 10sec)

ESD Voltage Protection, Human Body Model

ESD Voltage Protection, Machine Model

-65C to 150C

260C

2.5 KV

250 V

Caution:

Stress exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the

Recommended Operating Conditions is not implied. Extended exposure to stress above Recommended Operating Conditions may affect

device reliability.

Recommended Operating Conditions⁽¹⁾

Item

Min.

-40

Max.

125

Unit

C

Operating Junction Temperature

Input Supply Voltage

PWM, EN

(2)

I_LED1to I_LED4

100

250

500

kHz

Switching Frequency

Leadtrend Technology Corporation www.leadtrend.com.tw

LD5805-DS-01 June 2015

1...4 5 678 9 10...18

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