Datasheet > AAT1265_0606

AAT1265_0606

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
ANALOGICTECH		转换器
页数	文件大小	规格书
13页	386K
描述
Low Voltage 2MHz Step-Up DC/DC Converter in SC70JW Package

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AAT1265_0606 数据手册

AAT1265

Low Voltage 2MHz Step-Up DC/DC

Converter in SC70JW Package

Electrical Characteristics¹

V_IN= 1.2V, T_A= -40°C to +85°C, unless otherwise noted. Typical values are T_A= 25°C.

Symbol

Description

Conditions

Min

Typ

Max Units

Minimum Start-Up Voltage

I_LOAD= 1mA

1.0

V_IN

Operating Input Voltage Range

0.8

V_OUT

0.1

V_OUT

V_IN= 0.8V to 2.5V,

V_OUT

0.1

V_OUT

I_Q

Output Voltage Accuracy

PWM Mode

Quiescent Supply Current

(PFM Operation)²

No Load

µA

I_SHDN

R_DS(ON)H

R_DS(ON)L

I_LIMIT

Shutdown Current

EN = 0V, V_IN= 5.5V

T_A= 25°C

1.0

µA

mΩ

PMOS On-Resistance

NMOS On-Resistance

NMOS Current Limit

PFM Light Load Current Threshold

Efficiency

750

400

1.0

T_A= 25°C

I_PFM

I_OUT= 50mA, L = 2.2µH

I_LOAD= 0 to 100mA

V_IN= 0.8V to 2.5V

T_A= 25°C

ΔV_OUT/V_OUT

ΔV_OUT/V_OUT/ΔV_IN

F_OSC

Load Regulation

1.5

0.2

2.0

Line Regulation

%/V

MHz

Switching Frequency

Maximum Duty Cycle

Logic Input Low Threshold for EN

Logic Input High Threshold for EN

1.8

1.0

2.2

0.4

D_TYMAX

V_TH(L-IN)

V_TH(H-IN)

1. The AAT1265 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured

by design, characterization, and correlation with statistical process controls.

2. I_Q= I_{Q_VOUT}= I_{Q_VCC}

1265.2006.06.1.2

1 2 345 6 7...13

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