BD3523HFN datasheet(3/21 Pages) ROHM

номер детали	BD3523HFN

подробное описание детали	Nch FET Ultra LDOs for Desktop PCs

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производитель	ROHM [Rohm]

домашняя страница	http://www.rohm.com

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BD3523HFN, BD35230HFN, BD35231HFN

Technical Note

3/20

www.rohm.com

2009.04 - Rev.B

●

Electrical Characteristics

BD3523HFN (Unless otherwise specified, Ta=25℃, VCC=5V, VEN=3V, VIN=1.7V, R1=3.9kΩ, R2=3.3kΩ)

Parameter

Symbol

Limit

Unit

Condition

Min.

Typ.

Max.

Bias Current

ICC

-

0.7

1.2

mA

VCC Shutdown Mode Current

IST

-

0

10

μA

VEN=0V

Output Voltage

IO

2.0

-

A

Feedback Voltage 1

VFB1

0.643

0.650

0.657

V

Feedback Voltage 2

VFB2

0.637

0.650

0.663

V

Tj=-10 to 100℃

Line Regulation 1

Reg.l1

-

0.1

0.5

%/V

VCC=4.3V to 5.5V

Line Regulation 2

Reg.l2

-

0.1

0.5

%/V

VIN=1.2V to 3.3V

Load Regulation

Reg.L

-

0.5

10

mV

IO=0 to 2A

Output ON Resistance

RON

-

100

150

mΩ

IO=2A,VIN=1.2V, Tj=-10 to 100℃

Standby Discharge Current

IDEN

1

-

mA

VEN=0V, VO=1V

[ENABLE]

Enable Pin Input Voltage High

ENHIGH

2

-

V

Enable Pin Input Voltage Low

ENLOW

0

-

0.8

V

Enable Input Bias Current

IEN

-

7

10

μA

VEN=3V

[FEEDBACK]

Feedback Pin Bias Current

IFB

-100

0

100

nA

[NRCS]

NRCS Charge Current

INRCS

12

20

28

μA

NRCS Standby Voltage

VSTB

-

0

50

mV

VEN=0V

[UVLO]

VCC Undervoltage Lockout

Threshold Voltage

VCCUVLO

3.5

3.8

4.1

V

VCC:Sweep-up

VCC Undervoltage Lockout

Hysteresis Voltage

VCChys

100

160

220

mV

VCC:Sweep-down

VINUndervoltage Lockout

Threshold Voltage

VINUVLO

0.55

0.65

0.75

V

VIN:Sweep-up

[SCP]

SCP Start up Voltage

VOSCP

VO×0.3

VO×0.4

VO×0.5

V

SCP Threshold Voltage

TSCP

45

90

200

μsec

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