7046

NTE7046
Integrated Circuit
Hybrid Switching Regulator
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
TR1 Collector–Emitter Voltage (Note 1), VCEX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500V
Applying Voltage, Pin4–2, V2–4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V
Applying Voltage, Pin2–5, V2–5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V
Applying Voltage, Pin5–9, V5–9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V
Applying Voltage, Pin7–6, V7–6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V
TR1 Collector Current, IC(TR1)
Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10A
Pulsed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20A
TR4 Collector Current, IC(TR4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA
D2 Forward Current, IIN(D2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA
D3 Forward Current, IIN(D3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100mA
Maximum Power Dissipation (Note 2), PD
No Fin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.2W
TC1 = +100°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7W
TR1 Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Frame Temperature Range (Operating, Note 3), TC2 . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +125°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Maximum Output Current (VO = 115V), IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.7A
Note 1. Reference: VCEO = 400V Min
Note 2. TC1 denotes the temperature of resin beneath the Power Transistor.
Note 3. TC2 denotes the internal frame temperature. Recommended TC2 = +100°C.
Electrical Characteristics (TR1 Characteristics): (TA = +25°C unless otherwise specified)
Parameter
Saturation Voltage
Symbol
Test Conditions
Min
Typ
Max
Unit
VCE(sat)
IC = 8A, IB = 1.2A
–
–
0.5
V
VBE(sat)
IC = 6A, IB = 1.2A
–
–
1.5
V
DC Current Gain
hFE
IC = 1A, VCE = 4V
15
–
40
Collector Cutoff Current
ICEX
VCE = 500V, VBE = 1.5V
–
–
8
mA
Between Junction and Internal Frame
–
0.7
–
°C/W
ts
–
–
10.0
µs
tf
–
–
0.6
µs
Power Transistor Thermal
Resistance
Switching Time
RΘJC2
Pin Connection Diagram
(Front View)
9 Photo Coupler (–)
8 Drive TR2 Base
7 GND/Current Detector
6 Current Detector Base
5 Drive Control
4 Drive Control
3 Base
2 Emitter/Common (Power TR)
1 Collector
.953 (24.4)
.216 (5.5)
.610 (15.5)
.130 (3.3) Dia
.197
(5.0)
.905
(23.0)
1
9
.492
(12.5)
.276
(7.0)
.216 (5.5)
.100 (2.54)
.800 (20.32)
.177 (4.5)
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