NTE7078
Integrated Circuit
Hybrid Switching Voltage Regulator
Absolute Maximum Ratings:
Maximum Peak Input Voltage, V
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 850V
Input Current, I
IN
Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A
Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12A
Power Dissipation (T
C
= +100擄C), P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27W
Power Transistor Junction Temperature, T
J
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150擄C
Operating Temperature Range (Case Temperature, Note 1), T
opr
. . . . . . . . . . . . . . . 鈥?0擄 to +125擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0擄 to +125擄C
Note 1. Recommended Operating Temperature: T
opr
= +100擄C
Electrical Characteristics:
(T
A
= +25擄C unless otherwise specified)
Parameter
Output Voltage
Sensing Voltage (Fixed Voltage)
Line Regulation
Load Regulation
Output Voltage Temperature
Coefficient
Saturation Voltage
Symbol
V
O
V
O
Test Conditions
V
IN
= 220V, I
O
= 700mA, Note 2
I
IN
= 7mA
Min
Typ
Max
Unit
V
V
V
V
mV/擄C
V
V
113.5 115.0 116.5
41.3
41.8
42.3
Initial Value
鹵1V
Initial Value
鹵2V
鈥?/div>
鈥?/div>
鈥?/div>
15
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鹵2
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
1.8
鈥?/div>
鈥?/div>
鈥?/div>
0.4
1.5
38
1
鈥?/div>
11.0
0.5
mA
擄C/W
碌s
碌s
Reg
LINE
V
IN
= 180V to 280V, I
O
= 700mA
Reg
LOAD
V
IN
= 220V, I
O
= 400mA to 700mA
K
t
V
CE(sat)
V
BE(sat)
h
FE
I
CEX
R
螛JC
t
s
t
f
T
C
= 鈥?0擄 to +100擄C, I
IN
= 7mA
I
C
= 2A, I
B
= 400mA
I
C
= 2A, I
B
= 400mA
I
C
= 1A, V
CE
= 鈥?V
V
CE
= 850V, V
BE
= 鈥?.5V
Between Junction and Case
I
C
= 2A, I
B1
= 400mA, I
B2
= 鈥?00mA,
R
L
= 100鈩?/div>
鈩?/div>
DC Current Gain
Collector Cutoff Current
Power Transistor Thermal
Resistance
Switching Time
Note 2. Output voltage is determined by the ratio between the sensing winding 鈥淒鈥?and the secondary
winding 鈥淪鈥?
NTE7078 產(chǎn)品屬性
NTE
置換半導(dǎo)體
否
1
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