FAN7548 데이터 시트보기 (PDF) - Fairchild Semiconductor
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FAN7548 Datasheet PDF : 12 Pages
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FAN7548
Electrical Characteristics
Vcc=12V, Ta=25°C for typical values and -25°C ≤ Ta ≤ 85°C and 9V ≤Vcc ≤ 30V for min/max values,
unless otherwise specified.
Characteristics
ON/OFF SECTION
On Stage Input Voltage
SOFT START SECTION
Soft Start Charging Current
Soft Start Clamping High Voltage
UVLO SECTION
Start Up Current
Start Threshold Voltage
Operating Supply Current
REFERENCE SECTION
3V Reference Voltage
Refrence Voltage
ERROR AMP SECTION
Output Sink Current
Output Source Current
BURST OSCILLATOR SECTION
Operating Frequency
Osc High Voltage
Osc Low Voltage
PROTECTION SECTION
Open Lamp Regulation Voltage
Open Lamp Protection Voltage
Open Lamp Protection Current
OUTPUT SECTION
Output High Voltage
Output Low Voltage
Output Clamping High Voltage
Output Voltage with UVLO Activated
Rising Time
Falling Time
Symbol
Test Condition
Von
-
Iss Css=4V
Vssh
-
Ist Vcc=4.5V
Vst
-
Iop Vcc=12V
V3
-
Vref
-
lsin COMP=3V
lsur COMP=3V
Fbosc
Vbh
Vbl
Ct=150n
-
-
Vor
-
Vpr
-
Ipr
-
Voh
Vol
Voch
Vuv
Tr
Tf
Vcc=12V
Vcc=12V
VCC = 15V
VCC = 4V
VCC = 12V
VCC = 12V
Min. Typ. Max. Unit
0.7
-
1.7 V
8.5
10
11.5 uA
5.5
6.5
7.5
V
-
100
300 uA
4.7
5.2
5.7
V
7
10
13 mA
2.88 2.98 3.08 V
2.425 2.5 2.575 V
-
-
-2 mA
2
-
-
mA
93
110
127 Hz
-
1.75
-
V
-
0.25
-
V
5.5
6
2
2.5
-
2.5
6.5
V
3
V
-
uA
10
-
-
-
11.5 13.5
2
-
-
150
-
100
-
V
0.2 V
15.5 V
4
V
200 ns
150 ns
5
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