AP2303 データシートの表示（PDF） - Diodes Incorporated.

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AP2303

DDR BUS TERMINATION REGULATOR

Diodes Incorporated. 

A Product Line of

Diodes Incorporated

AP2303

Electrical Characteristics (@TA = +25°C, VIN = 1.8V/1.5V/1.35V/1.2V, VCNTL = 3.3V, VREFEN = 0.9V/0.75V/0.675V/0.6V, CIN = 10µF

(Ceramic), COUT = 10µF (Ceramic), unless otherwise specified.)

Symbol

Parameter

Conditions

Input

IVCNTL

VCNTL Operating Current

No Load

ISD-VCNTL

VCNTL Input Current in Shutdown Mode VREFEN < 0.15V

ISD-VIN

VIN Input Current in Shutdown Mode

VREFEN < 0.15V

IVREFEN

VREFEN Leakage Current

VREFEN = 0.75V

Output

VOS

Output Offset Voltage (Note 7)

No Load

VCNTL = 3.3V, IOUT = 1A

VDROPOUT

Dropout Voltage

VCNTL = 3.3V, IOUT = 1.5A

VCNTL = 3.3V, IOUT = 1.75A

VLOAD

Load Regulation

IOUT = 0A to 1.75A

IOUT = 0A to -1.75A

Protection

ILIMIT

Current Limit

Source

Sink

ISHORT

Short Current

VOUT = 0V

VOUT = VIN

TSHDN

Thermal Shutdown Temperature

3.3V ≤ VCNTL ≤ 5V

–

Thermal Shutdown Hysteresis

–

Start-up & Shutdown Function

VIH

Output = High

VREFEN Shutdown Threshold Voltage

VIL

Output = Low

VCNTL-ON

VCNTL-OFF

VCNTL Shutdown Threshold Voltage

Output = High

Output = Low

VIN-ON

VIN-OFF

VIN Shutdown Threshold Voltage

Output = High

Output = Low

Min

–

–

-1

-1

-10

–

–

–

-20

-20

1.75

–

–

–

–

–

0.4

–

2.9

–

1.1

–

Typ

Max

0.5

1.5

30

50

–

1

–

1

0

10

220

–

400

–

520

–

–

20

–

20

–

–

2

-2

+160

+30

–

-1.75

–

–

–

–

–

–

–

0.15

–

–

–

2.2

–

–

–

0.4

Unit

mA

µA

µA

µA

mV

mV

mV

A

A

°C

°C

V

V

V

Note 7: VOS is the voltage measurement defined as VOUT subtracted from VREFEN.

AP2303

Document number: DS36546 Rev. 3 - 2

4 of 15

www.diodes.com

September 2014

© Diodes Incorporated

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