NCV494BDR2G データシートの表示（PDF） - ON Semiconductor
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NCV494BDR2G Datasheet PDF : 14 Pages
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TL494, NCV494
RECOMMENDED OPERATING CONDITIONS
Characteristics
Power Supply Voltage
Collector Output Voltage
Collector Output Current (Each transistor)
Amplified Input Voltage
Current Into Feedback Terminal
Reference Output Current
Timing Resistor
Timing Capacitor
Oscillator Frequency
Symbol
VCC
VC1, VC2
IC1, IC2
Vin
lfb
lref
RT
CT
fosc
Min
7.0
−
−
−0.3
−
−
1.8
0.0047
1.0
Typ
15
30
−
−
−
−
30
0.001
40
Max
Unit
40
V
40
V
200
mA
VCC − 2.0
V
0.3
mA
10
mA
500
kW
10
mF
200
kHz
ELECTRICAL CHARACTERISTICS (VCC = 15 V, CT = 0.01 mF, RT = 12 kW, unless otherwise noted.)
For typical values TA = 25°C, for min/max values TA is the operating ambient temperature range that applies, unless otherwise noted.
Characteristics
Symbol
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Voltage (IO = 1.0 mA)
Line Regulation (VCC = 7.0 V to 40 V)
Load Regulation (IO = 1.0 mA to 10 mA)
Short Circuit Output Current (Vref = 0 V)
OUTPUT SECTION
Collector Off−State Current
(VCC = 40 V, VCE = 40 V)
Emitter Off−State Current
VCC = 40 V, VC = 40 V, VE = 0 V)
Collector−Emitter Saturation Voltage (Note 2)
Common−Emitter (VE = 0 V, IC = 200 mA)
Emitter−Follower (VC = 15 V, IE = −200 mA)
Output Control Pin Current
Low State (VOC v 0.4 V)
High State (VOC = Vref)
Output Voltage Rise Time
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
Vref
4.75
5.0
5.25
V
Regline
−
2.0
25
mV
Regload
−
3.0
15
mV
ISC
15
35
75
mA
IC(off)
−
2.0
100
mA
IE(off)
−
−
−100
mA
V
Vsat(C)
−
1.1
1.3
Vsat(E)
−
1.5
2.5
IOCL
IOCH
tr
−
10
−
mA
−
0.2
3.5
mA
ns
−
100
200
−
100
200
Output Voltage Fall Time
Common−Emitter (See Figure 12)
Emitter−Follower (See Figure 13)
tf
ns
−
25
100
−
40
100
2. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient temperature as possible.
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