FAN7528N データシートの表示（PDF） - Fairchild Semiconductor

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FAN7528N

Dual-Output, Critical Conduction Mode PFC Controller

Fairchild Semiconductor 

Electrical Characteristics

VCC = 14V, TA = -40°C~125°C, unless otherwise specified.

Symbol

Parameter

Condition

Under-Voltage Lockout Section

VTH(start)

VTH(stop)

HY(uvlo)

Start Threshold Voltage

Stop Threshold Voltage

UVLO Hysteresis

VCC increasing

VCC decreasing

Supply Current Section

IST

Start-up Supply Current

ICC

Operating Supply Current

IDCC

Dynamic Operating Supply Current

ICC(dis) Operating Current at Disable

Error Amplifier Section

VCC = VTH(start) – 0.2V

Output no switching

50kHz, CL=1nF

Vinv = 0V

Vref1

Voltage Feedback Input Threshold1 TA = 25°C

Vref2

ΔVref1

ΔVref3

Ib(ea)

Isource

Isink

Veao(H)

Veao(Z)

gm

Voltage Feedback Input Threshold2

Line Regulation

Temperature Stability of Vref1(1)

Input Bias Current

Output Source Current

Output Sink Current

Output Upper Clamp Voltage

Zero Duty Cycle Output Voltage

Transconductance(1)

VTH(in)

VTH(reset)

Output Voltage Selection Threshold

Output Voltage Reset Threshold(1)

Maximum On-Time Section

Vmot

Maximum On-time Voltage

tON-max Maximum On-time Programming

Current Sense Section

VCS(limit)

Current Sense Input Threshold

Voltage Limit

Ib(cs)

td(cs)

Input Bias Current

Current Sense Delay to Output(1)

VCC = 14V~23V

Vinv = 1V~4V

Vinv = 2.4V

Vinv = 2.6V

TA = 25°C

Rmot = 13.7k

Rmot = 13.7k, TA = 25°C

VCS = 0V~1V

Min. Typ. Max. Unit

11

12

13

V

8.0

8.5

9.0

V

3.0

3.5

4.0

V

40

70

μA

1.5

3.0

mA

2.5

4.0

mA

40

65

90

μA

2.465

2.435

1.45

-0.5

4.5

0.7

90

1.24

3.0

2.500

2.500

1.50

0.1

20

-12

12

5.5

1.0

115

1.30

4.5

2.535

2.565

1.55

10.0

0.5

6.5

1.3

140

1.36

6.0

V

V

V

mV

mV

μA

μA

μA

V

V

μmho

V

V

0.95 1.00 1.05

V

18.0 22.5 27.0 μs

0.7

0.8

0.9

V

-1.0 -0.1 1.0

μA

350 500

ns

© 2005 Fairchild Semiconductor Corporation

FAN7528 Rev. 1.0.6

5

www.fairchildsemi.com

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