Diodes AP3595 Manuel d'utilisateur télécharger pdf (Page 5)

AP3595

Document number: DS36749 Rev. 1 - 2

5 of 23

www.diodes.com

January 2014

© Diodes Incorporated

AP3595

A Product Line of

Diodes Incorporated

Recommended Operating Conditions

Symbol

Parameter

Min

Max

Unit

V

CC

Supply Input Voltage

10.8

13.2

V

T

A

Operating Ambient Temperature

-40

+85

°C

T

J

Operating Junction Temperature

-40

+125

°C

Electrical Characteristics (@V

CC

=12V, T

A

=+25C, unless otherwise specified.)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

SUPPLY INPUT

V

CC

Supply Input Voltage

–

10.8

–

13.2

V

I

CC

Supply Current

HG and LG Open, V

CC

=12V,

Switching

–

5

–

mA

I

Q

Quiescent Current

No Switching, I

PCC

=0mA

–

4

–

mA

V

PCC

Regulated Supply Voltage

RT/EN=0V, I

PCC

=0mA

8

9

10

V

V

RTH

POR Threshold

–

8

9

10

V

V

HYS

POR Hysteresis

–

–

1

–

V

CHIP ENABLE/FREQUENCY SETTING

I

RT/EN

RT/EN Sourcing Current

V

RT/EN

=GND

100

150

200

A

V

RT/EN

RT/EN Voltage

R

RT

=33kΩ

–

1

–

V

–

Switching Frequency Setting Range

–

50

–

1000

kHz

f

OSC

Free Run Switching Frequency

R

RT

=33kΩ

270

300

330

kHz

△f

OSC

Switching Frequency Accuracy

f

OSC

=200kHz to 500kHz

-15

–

15

%

OSCILLATOR

–

Maximum Duty Cycle

–

–

40

–

%

–

Minimum Duty Cycle

–

–

0

–

%

V

OSC

Ramp Amplitude

V

CC

=12V

–

3.5

–

V

POWER SAVING MODE

V

PSI_H

Threshold Voltage for Entering Dual

Phase

V

PSI

rising

1.2

–

–

V

V

PSI_L

Threshold Voltage for Entering

Single Phase

V

PSI

falling

–

–

0.4

V

REFERENCE VOLTAGE

V

REF

Reference Voltage Accuracy

I

REF

=100A

1.98

2.0

2.02

V

△V

REF

Reference Voltage Load Regulation

I

REF

=0 to 2mA

-5

–

5

mV

△V

FB

Output Voltage Accuracy

|V

REFIN

-V

FB

|, V

CC

=12V, No Load,

R

DRP

=0, V

REFIN

=0.8V to 1.6V

–

–

5

mV

ERROR AMPLIFIER

A

O

Open Loop DC Gain

Guaranteed by design

70

80

–

dB

G

BW

Gain Bandwidth Product

C

LOAD

=5pF, Guaranteed by design

–

20

–

MHz

SR

Slew Rate

Guaranteed by design

15

20

–

V/s

I

COMP

Maximum Current (Sink and Source)

V

COMP

=1.6V

1.5

2.0

–

mA

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