AAT1231 datasheet(3/27 Pages) ANALOGICTECH

部品番号	AAT1231

部品情報	Step-Up DC/DC Converters for White LED Backlight Applications

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メーカー	ANALOGICTECH [Advanced Analogic Technologies]

ホームページ	http://www.analogictech.com

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Part Number Descriptions

Absolute Maximum Ratings1

TA = 25°C unless otherwise noted.

Thermal Information

Symbol

Description

Value

Units

θJA

Thermal Resistance

160

°C/W

PD

Maximum Power Dissipation

625

mW

Symbol

Description

Value

Units

PVIN, VIN

Input Voltage

-0.3 to 6.0

V

SW

Switching Node

28

V

LIN, EN/SET,

Maximum Rating

VIN + 0.3

V

SEL, FB

TJ

Operating Temperature Range

-40 to 150

°C

TS

Storage Temperature Range

-65 to 150

°C

TLEAD

Maximum Soldering Temperature (at leads, 10 sec)

300

°C

SEL Polarity

S2C Feedback

Part Number

HIGH

LOW

Voltage Programming

AAT1231ITP

0.3V

≤ VFB ≤ 0.6V

0.1V

≤ VFB ≤ 0.4V

See Table 2

AAT1231ITP-1

0.6V

≥ VFB ≥ 0.3V

0.4V

≥ VFB ≥ 0.1V

See Table 3

AAT1231/1231-1

Step-Up DC/DC Converters for

White LED Backlight Applications

1231.2007.01.1.2

3

1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at condi-

tions other than the operating conditions specified is not implied. Only one Absolute Maximum Rating should be applied at any one time.

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