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●Electrical Characteristics (Unless otherwise specified, Ta=25℃, VCC=5V, VEN=3V, VIN=1.7V, R1=3.9kΩ, R2=3.3kΩ)

BD3522EFV

Parameter

Symbol

Limit

Unit

Condition

Min.

Typ.

Max.

Bias Current

-

1.4

2.2

mA

VCC Shutdown Mode Current

-

0

10

μA

Output Voltage

4.0

-

-

A

Feedback Voltage 1

0.643

0.650

0.657

V

Feedback Voltage 2

0.637

0.650

0.663

V

Tj=-10 to 100℃

Line Regulation 1

REG.l1

-

0.1

0.5

%/V

Line Regulation 2

REG.l2

-

0.1

0.5

%/V

Load Regulation

REG.L

-

0.5

10

mV

Output ON Resistance

Ron

-

28

50

mΩ

Tj=-10 to 100℃

Standby Discharge Current

1

-

-

mA

[ENABLE]

Enable Pin

Input Voltage High

2

-

-

V

Enable Pin

Input Voltage Low

-0.2

-

0.8

V

Enable Input Bias Current

-

6

10

μA

[FEEDBACK]

Feedback Pin Bias Current

-100

0

100

nA

[NRCS]

NRCS Charge Current

12

20

28

μA

NRCS Standby Voltage

-

0

50

mV

[UVLO]

VCC Undervoltage Lockout

Threshold Voltage

3.5

3.8

4.1

V

VCC Undervoltage Lockout

Hysteresis Voltage

100

160

220

mV

VD Undervoltage Lockout

Threshold Voltage

V

[SCP]

SCP Start up Voltage

V

SCP Threshold Voltage

1.05

1.15

1.25

V

Charge Current

2

4

6

μA

Standby Voltage

-

-

50

mV