AAT1105A-T1 datasheet(5/16 Pages) AAT

Part #	AAT1105A-T1

Description	BUCK_BOOST AND BOOST PWM CONTROLLER

Download	16 Pages

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Manufacturer	AAT [Advanced Analog Technology, Inc.]

Direct Link	http://www.aatech.com.tw

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5 / 16 page

Advanced Analog Technology, Inc.

–

台灣類比科技股份有限公司 –

–

Advanced Analog Technology, Inc. –

Page 5 of 16

V 1.0

AAT1105A

Electrical Characteristics,

DD

V

= 3.3V (Unless Otherwise Specified) (See Note 1) (Cont.)

Reference Voltage

Parameter

Test Conditions

Min

Typ

Max

Unit

Internal Reference Voltage

REFi

V

mA

1

I

REF

−

=

,

C

T= 25

oC 0.622 0.641 0.660

Reference Voltage

REF

V

mA

1

I

REF

−

=

,

C

T= 25

oC 1.280 1.293 1.306

V

Input Voltage Regulation

RI

V

mA

1

I

REF

−

=

,

VDD = 2.6V to 6.0V

-

1

10

mV

Output Regulation

RO

V

mA

1

.

0

I

REF

−

=

to

1

− mA

-

1

6

mV

EA (Error Amplifier)

Parameter

Test Condition

Min

Typ

Max Unit

Input Offset Voltage

IO

V

CH1,CH2, Unity Gain

-

6

mV

Input Bias Current

IB

I

CH1, CH2

-

±15

±100

nA

Input Voltage Range

IR

V

CH1, CH2

0.5

-

1.5

V

Open-Loop Voltage

Amplification

VO

A

70

85

-

dB

+

OS

V

1.7

2.0

-

Output Voltage Swing

−

OS

V

-

0.2

0.4

V

Output Sink Current

+

OS

I

OE=0.65V

3

10

-

mA

Output Source Current

−

OS

I

OE=0.65V

-

65

−

45

−

µA

Common-Mode Rejection

Ratio

CMRR

60

80

-

dB

PRDB (Power Good Protection)

Parameter

Test Condition

Min

Typ

Max Unit

Low Level Output Voltage

dbl

V

Pull-High

Ω

=

k

100

R

20

-

0.2

0.4

V

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