Datasheet > AAT2601

AAT2601

更新时间： 2022-04-23 23:00:11

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38页	1293K
描述
Total Power Solution for Portable Applications

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AAT2601 数据手册

PRODUCT DATASHEET

AAT2601178

Total Power Solution for Portable Applications

Electrical Characteristics¹

V_IN= 5V, V_BAT= 3.6V, -40°C ≤ T_A≤ +85°C, unless noted otherwise. Typical values are T_A= 25°C.

Symbol Description

Power Supply

Conditions

Min

Typ

Max Units

V_IN

I_Q

CHGIN Input Voltage

Battery Standby Current

4.5

μA

Buck, LDO1 + LDO2, no load

170

EN_TEST, EN_HOLD, EN2, EN3, EN4, EN5

= GND, EN_KEY ﬂoating

CHGIN rising

CHGIN falling

BAT rising

I_SHDN

Battery Shutdown Current

10.0

4.5

μA

4.25

4.15

2.6

2.35

μA

Under-Voltage Lockout for CHGIN

UVLO

I_BAT

Battery Under-Voltage Lockout

Leakage Current from BAT Pin

BAT falling

V_BAT= 4V, V_CHGIN= 0V

Startup Timers

RESET

Reset Timer

Initiated when OUT1 = 90% of ﬁnal value

Charger Voltage Regulation

V_{BAT_REG}

V_MIN

Output Charge Voltage Regulation

Preconditioning Voltage Threshold

0°C ≤ T_A≤ +70°C

4.158 4.200 4.242

(No trickle charge option available)

I²C Recharge Code = 00 (default)

I²C Recharge Code = 01

I²C Recharge Code = 10

I²C Recharge Code = 11

2.6

2.8

3.0

4.00

4.05

4.10

4.15

V_RCH

Battery Recharge Voltage Threshold

Charger Current Regulation

R_ISET= 1.24k (for 0.8A), USE_USB = Low,

I²C ISET code = 000, V_BAT= 3.6V, V_CHGIN

= 5.0V

USE_USB = High, I²C ISET Code = 000,

V_BAT= 3.6V

720

800

880

115

I_{CH_CC}

Constant-Current Mode Charge Current

I_{CH_CC}

100

800

KI_SET

I_{CH_PRE}

Charge Current Set Factor: I_{CH_CC}/I_ISET

Preconditioning Charge Current

Constant Current Mode, V_BAT= 3.6V

R_ISET= 1.24kΩ, USE_USB = Low

I²C ISET Code = 000, USE_USB = High

I²C Term Code = 00 (default)

I²C Term Code = 01

I²C Term Code = 10

I²C Term Code = 11

I_{CH_CC}

I_{CH_TERM}

Charge Termination Threshold Current

Charging Devices

R_DS(ON)

Charging Transistor ON Resistance

V_IN= 5V

0.6

0.9

0.4

Logic Control / Protection

V_{EN_HOLD,}

V_{EN_KEY,}

V_{EN_TEST}

Input High Threshold

Input Low Threshold

1.4

V_ADPP

I_ADPP

V_STAT

I_STAT

V_OVP

Output Low Voltage

Output Pin Current Sink Capability

Output High Voltage

Output Pin Current Source Capability

Over-Voltage Protection Threshold

Pin Sinks 4mA

0.4

V_OUT1

1.5

4.3

1. Specification over the –40°C to +85°C operating temperature range is assured by design, characterization and correlation with statistical process controls.

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