FAN7528_07 Datasheet, PDF (5/21 Pages) Fairchild Semiconductor – Dual-Output, Critical Conduction Mode PFC Controller

Electrical Characteristics
V_CC = 14V, T_A = -40°C~125°C, unless otherwise specified.
Symbol
Parameter
Condition
Under-Voltage Lockout Section
V_TH(start)
V_TH(stop)
HY(uvlo)
Start Threshold Voltage
Stop Threshold Voltage
UVLO Hysteresis
V_CC increasing
V_CC decreasing
Supply Current Section
I_ST
Start-up Supply Current
I_CC
Operating Supply Current
I_DCC
Dynamic Operating Supply Current
I_CC(dis) Operating Current at Disable
Error Amplifier Section
V_CC = V_TH(start) – 0.2V
Output no switching
50kHz, C_L=1nF
V_inv = 0V
V_ref1
Voltage Feedback Input Threshold1 ^{TA = 25°C}
V_ref2
ΔV_ref1
ΔV_ref3
I_b(ea)
I_source
I_sink
V_eao(H)
V_eao(Z)
gm
Voltage Feedback Input Threshold2
Line Regulation
Temperature Stability of V_ref1(1)
Input Bias Current
Output Source Current
Output Sink Current
Output Upper Clamp Voltage
Zero Duty Cycle Output Voltage
Transconductance⁽¹⁾
V_TH(in)
V_TH(reset)
Output Voltage Selection Threshold
Output Voltage Reset Threshold⁽¹⁾
Maximum On-Time Section
V_mot
Maximum On-time Voltage
t_ON-max Maximum On-time Programming
Current Sense Section
V_CS(limit)
Current Sense Input Threshold
Voltage Limit
I_b(cs)
t_d(cs)
Input Bias Current
Current Sense Delay to Output⁽¹⁾
V_CC = 14V~23V
V_inv = 1V~4V
V_inv = 2.4V
V_inv = 2.6V
T_A = 25°C
R_mot = 13.7k
R_mot = 13.7k, T_A = 25°C
V_CS = 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
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