FAN7535 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FAN7535 Datasheet PDF : 12 Pages
| |||
Electrical Characteristics
VDDP=14V, TA = 25°C, unless otherwise specified.
Symbol
PFC PART(1)
Characteristics
Test Condition
Min. Typ. Max. Unit
UNDER-VOLTAGE LOCKOUT SECTION
Vth(start)
Vth(stop)
HY(UVLO)
Vz
Start Threshold Voltage
Stop Threshold Voltage
UVLO Hysteresis
Zener Voltage
SUPPLY CURRENT SECTION
VDDP Increasing
VDDP Decreasing
IDDP = 20mA
11
12
13
7.5 8.5 9.5
V
3.0 3.5 4.0
20
22
24
Ist
Start-up Supply Current
VDDP = VTH(START) -0.2V
40
70
mA
IDDP
IDDP(dyn)
Operating Supply Current
Output not switching
Dynamic Operating Supply Current 50kHz, CL = 1nF
1.5 3.0
mA
2.5 4.0
IDD(dis) Operating Current at Disable
VINV = 0V
20
65
95
mA
ERROR AMPLIFIER SECTION
Vref1
Voltage Feedback Input Threshold1
DVref1
DVref3(1)
Line Regulation
Temperature Stability of VREF
Ib(ea)
Input Bias Current
Isource
Output Source Current
Isink
Output Sink Current
Veao(H) Output Upper Clamp Voltage
Veao(Z)
gm(2)
Zero Duty Cycle Output Voltage
Transconductance
MAXIMUM ON-TIME SECTION
TA = 25°C
14V ≤ VDDP ≤ 20V
1V ≤ Vinv ≤ 4V
Vinv = Vref1-0.1V
Vinv = Vref1+0.1V
Vinv = Vref1-0.1V
VMOT
Maximum On-Time Voltage
TON-MAX Maximum On-Time Programming
CURRENT-SENSE SECTION
RMOT = 40.5Ω
RMOT = 40.5Ω,TA = 25°C
VCS(LIMIT)
Current Sense Input Threshold
Voltage Limit
Ib(cs)
Td(cs)(1)
Input Bias Current
Current Sense Delay to Output
0V ≤ VCS ≤ 1V
2.465
-0.5
5.4
0.9
90
2.500
0.1
20
-12
12
6.0
1.0
115
2.535
10.0
0.5
6.6
1.1
140
2.784 2.900 3.016
19
24
29
0.7 0.8 0.9
-1.0 -0.1 1.0
350 500
V
mV
mA
V
µmho
V
µs
V
mA
ns
Notes:
1. Please refer to the FAN7529 datasheet and AN-6026 application note for more detailed information. Available on
Fairchild’s website at:
Datasheet: http://www.fairchildsemi.com/ds/FA%2FFAN7529.pdf
Application Note: http://www.fairchildsemi.com/an/AN/AN-6026.pdf
2. This parameter, although guaranteed, is not 100% tested in production.
© 2007 Fairchild Semiconductor Corporation
FAN7535 Rev. 1.0.0
6
www.fairchildsemi.com
Share Link: 