FAN7601 データシートの表示（PDF） - Fairchild Semiconductor
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FAN7601 Datasheet PDF : 13 Pages
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FAN7601
Electrical Characteristics
(Ta = -25°C ~ 125°C, Vcc = 14V, Rt = 9.5kΩ, Ct = 2.2nF unless otherwise specified)
Characteristics
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
OSCILLATOR SECTION
Initial Accuracy
Voltage Stability
Amplitude
PWM SECTION
CS/FB Threshold Voltage1
Maximum Duty Cycle
Minimum Duty Cycle
BURST MODE SECTION
CS/FB Threshold Voltage2(1)
CS/FB Threshold Voltage3(1)
SOFT START SECTION
Soft Start Current
Soft Start Limit Voltage(2)
PROTECTION SECTION
Latch Voltage
Over Voltage Protection
UVLO SECTION
Start Threshold Voltage
Minimum Operating Voltage
TOTAL CURRENT SECTION
Operating Supply Current
OUTPUT SECTION
Low Output Voltage
High Output Voltage
Rising Time (1)
Falling Time (1)
START UP SECTION
VSTR Start-up Current
Symbol
Conditions
Vref
∆Vref1
∆Vref2
IO = 1mA
VCC = 10V ~ 18V
IO = 1mA ~ 10mA
FOSC
STV
VOCS
-
VCC = 10V ~ 18V
Vpin4 peak-to-peak
VCS/FB1
-
DMAX Ta = 25°C
DMIN
-
VCS/FB2
-
VCS/FB3
-
ISS
Vpin3 = GND
VSL
ISS = 1µA
VLATCH
-
VOVP
-
VtH
-
VtL
-
IOP
-
VOL
VOH
Tr
Tf
Ta =25°C, IO = 100mA
Ta =25°C, IO = -100mA
Ta =25°C, CI = 1nF
Ta =25°C, CI = 1nF
Istr
Vstr = 30V, Ta =25°C
Min. Typ. Max. Unit
4.85 5.00 5.15 V
-
10 20 mV
-
20 30 mV
90 100 110 kHz
-
1.0 1.5 %
- 1.25 -
V
0.9 1.0 1.1 V
92 95 98 %
-
-
0
%
0.77 0.97 1.17 V
0.7 0.9 1.1 V
9
12 15 µA
1.2 1.5 1.8 V
2.25 2.5 2.75 V
18
19
20
V
11
12
13
V
7
8
9
V
-
3
4 mA
-
2
2.5 V
11.5 12
14
V
-
45 150 ns
-
35 150 ns
0.5
1
1.5 mA
Note:
1. These parameters, although guaranteed, are not 100% tested in production.
2. It is recommended to connect 1MΩ resistor between the Latch/SS pin and GND to prevent abnormal operation of the latch
protection by noise coupling.
4
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