AAT1239-1_0810 参数 Datasheet PDF下载

PRODUCT DATASHEET

AAT1239-1

SwitchReg

TM

Part Number Descriptions

Part Number

AAT1239ITP-1

SEL Polarity

HIGH

0.6V

≥

V

FB

≥

0.3V

LOW

0.4V

≥

V

FB

≥

0.1V

40V Step-Up Converter for 4 to 10 White LEDs

S

2

C Feedback Voltage Programming

See Table 2

Absolute Maximum Ratings

1

T

A

= 25°C unless otherwise noted.

Symbol

PVIN, VIN

SW

LIN, EN/SET, SEL, FB

T

J

T

S

T

LEAD

Description

Input Voltage

Switching Node

Maximum Rating

Operating Temperature Range

Storage Temperature Range

Maximum Soldering Temperature (at leads, 10 sec)

Value

-0.3 to 6.0

45

V

IN

+ 0.3

-40 to 150

-65 to 150

300

Units

V

V

V

°C

°C

°C

Thermal Information

Symbol

θ

JA

P

D

Description

Thermal Resistance

Maximum Power Dissipation

Value

160

625

Units

°C/W

mW

1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at conditions other than the operating conditions

specified is not implied. Only one Absolute Maximum Rating should be applied at any one time.

1239-1.2008.10.1.2

www.analogictech.com

3