UC3846 Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
UC3846 Datasheet PDF : 10 Pages
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UC3846
Absolute Maximum Ratings
Parameter
Symbol
Value
Unit
Supply Voltage
VCC
40
V
Collector Supply Voltage
VC
40
V
Output Current, Sink of Source (Peak)
IO
500
mA
Reference Output Current
IREF
30
mA
Soft Start Sink Current
ISINK(S.S)
50
mA
Sync Output Current
ISYNC
5
mA
Error Amplifier Output Current
IO(E.A)
5
mA
Oscillator Changing Current
ICHG(OSC)
5
mA
Power Dissipation (TA = 25°C)
PD
1000
mW
Operating Temperature
TOPR
0 ~ +70
°C
Storage Temperature
TSTG
-65 ~ +150
°C
Lead Temperature (Soldering, 10sec)
TLEAD
+300
°C
Electrical Characteristics
(VCC=15V, TA=0°C to +70°C, unless otherwise specified)
Parameter
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
Temperature Stability(Note 6)
Output Voltage Range (Note 6)
Short Circuit Output Current
Output Noise Voltage(Note 6)
Long-Term Stability(Note 6)
Symbol
Conditions
Min. Typ. Max. Unit
VREF
∆VREF
∆VREF
STT
VREF
ISC
VNO
ST
TJ = 25°C, IREF = 1mA
VCC = 8 to 40V
IREF1 to 10mA
-
Line,Load,Temp
VREF = 0V
f = 10Hz to 10KHz, TJ = 25°C
TJ = 125°C, 1KHz
5.00
-
-
-
4.95
-10
-
2
5.10 5.20 V
5
20 mV
3
15 mV
0.4 1.0 mV/°C
- 5.25 V
-45
-
mA
100
-
uV
5
8
mV
2
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