IR1152S 查看數據表（PDF） - International Rectifier

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IR1152S

FIXED 66kHz FREQUENCY, µPFC ONE CYCLE CONTROL PFC IC WITH BROWN-OUT PROTECTION

International Rectifier 

IR1152S

Internal Voltage Reference Section

Parameters

Symbol Min. Typ.

Reference Voltage

Line Regulation

Temp Stability

Total Variation

VREF

4.9

5

RREG

10

TSTAB

0.4

ΔVTOT 4.85

Max.

5.1

20

5.1

Units

V

mV

%

V

Remarks

Regulation Voltage on VFB pin,

TAMB=25°C

14V < VCC < 17V

-25°C < TAMB < 125°C

Line & Temperature

Voltage Error Amplifier Section

Parameters

Symbol Min.

Transconductance

Source Current (Normal

Mode)

gm

35

IOVEA(SRC)

30

17

Sink Current (Normal Mode)

IOVEA(SNK)

-58

-80

Soft Start Delay Time

(calculated)

tSS

VCOMP Voltage (Fault)

VCOMP FLT

Effective VCOMP voltage

VFB Input Bias Current

Output Low Voltage

Output High Voltage

VCOMP Start Voltage

VCOMP EFF

IFB(Bias)

VOL

VOH

VCOMP

START

4.7

5

260

Typ.

49

44

-44

60

1

4.9

375

Max.

59

58

80

-30

-17

1.4

5.1

-0.2

0.25

5.4

485

Units

µS

µA

µA

msec

V

Remarks

TAMB=25°C

-25°C < TAMB < 125°C

TAMB=25°C

-25°C < TAMB < 125°C

RGAIN=1.1kΩ, CZERO=0.56μF,

CPOLE=10nF

@100uA steady state

V

µA VFB=4.9V

V

V

mV

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