Datasheet > MAX20335

MAX20335

更新时间： 2024-01-04 20:16:07

品牌	Logo	应用领域
美信 - MAXIM		电池集成电源管理电路
页数	文件大小	规格书
67页	1615K
描述
PMIC with Ultra-Low IQ Voltage Regulators and Battery Chargers for Small Lithium Ion Systems

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技术参数
数据手册

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MAX20335 技术参数

是否Rohs认证：	符合	生命周期：	Active
Reach Compliance Code：	unknown	Base Number Matches：	1

MAX20335 数据手册

MAX20335

PMIC with Ultra-Low I Voltage Regulators and

Battery Chargers for Small Lithium Ion Systems

Electrical Characteristics

= 5.0V, V

= 3.7V, T = -40°C to +85°C, all registers in their default state, unless otherwise noted. Typical values are at

CHGIN

BAT A

= +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

GLOBAL SUPPLY CURRENT (L_IN Connected to SYS)

All functions disabled

Power on, V = 5V

0.26

CHGIN

Charger Input Current

SYS switch closed, buck regulators

CHG

1.5

1.7

4.3

enabled, LDO1 enabled, I = 0A,

SYS

= 0A, I

= 0A

B_OUT

L_OUT

Power oﬀ, V

= 0V,

CHGIN

0.96

2.8

SYS switch open

Power on, V

= 0V

CHGIN

SYS switch closed, 2x buck

regulators enabled, LDOs disabled.

= 0A, I

= 0A

SYS

B_OUT

Power on, V

= 0V SYS switch

CHGIN

BAT Input Current

µA

closed, 2x buck regulators enabled,

BAT

3.5

5.2

LDO1 enabled, I = 0A, I

B_OUT

SYS

0A, I

= 0A

L_OUT

Power on, V

= 0V

CHGIN

SYS switch closed, 2x buck

regulators enabled, 3x LDOs

enabled, I = 0A, I = 0A,

SYS

B_OUT

= 0A

L_OUT

BUCK REGULATOR 1

= +3.7V, L = 2.2µH, C = 2.2µF, V

= 1.2V)

SYS

B1OUT

Input Voltage

Input voltage = V

2.7

0.7

5.5

IN_BUCK1

SYS

Output Voltage

25mV step resolution

2.275

OUT_BUCK1

Note: For V < UVLO ZC is

OUT

Output UVLO Voltage

imposed. Falling edge (75mV typ

0.35

0.55

UVLO_BUCK1

hysteresis)

Buck enabled, I

= 0mA,

= 1.2V

B1OUT

Quiescent Supply

Current

= 3.7V, V

0.9

1.1

1.3

µA

Q_BUCK1

SYS

B1OUT

(Note 2)

Dropout Quiescent

Supply Current

= 0mA, (V

– V

)

B1OUT

SYS

OUT

QDO_BUCK1

≤ 0.1V

Shutdown Supply

Current with Active

Discharge Enabled

Buck1 disabled. Falling edge (75mV typ

hysterisis)

SD_BUCK1

Output Accuracy

ACC

= 1mA

B1OUT

-2.5

+2.5

375

BUCK1

Buck1ISet = 100mA, C

= 2.2µF,

OUT

Peak-to-Peak Ripple

PPRIPPLE1

= 1mA

B1OUT

25mA step resolution set by

Buck1ISet[3:0].

Set Range

PEAK

PEAK_BUCK1

Maxim Integrated

│ 7

www.maximintegrated.com

1...4 5 678 9 10...67

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