NTE1894 Ver la hoja de datos (PDF) - NTE Electronics
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NTE1894 Datasheet PDF : 1 Pages
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NTE1894
Integrated Circuit
Hybrid Switching Voltage Regulator
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Peak Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500V
Input Current, IIN
Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10A
Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20A
Power Dissipation (TC = +100°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27W
Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Operating Case Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +125°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Set Output Voltage
Output Voltage
Line Regulation vs. Input Voltage
Line Regulation vs. Output Current
Temperature Coefficient of Output Voltage
Power Transistor Characteristics
VO
RegLINE1
RegLINE2
IIN = 7mA
VIN = 100V, IO1 = 1.2A
VIN = 85V to 132V, IO = 1.2A
VIN = 100V, IO1 = 0.4 to 1.2A
TC = –20° to +100°C, IIN = 7mA
Collector–Emitter Saturation Voltage
Base–Emitter Saturation Voltage
Collector Cutoff Current
DC Current Gain
Switching Turn–On Time
Switching Fall Time
Thermal Resistance, Junction to Case
VCE(sat)
VBE(sat)
ICEX
hFE
ton
tf
RΘJC
IC = 5A, IB = 1A
IC = 5A, IB = 1A
VCE = 500V, VBE = –1.5V
VCE = 4V, IC = 1A
Top Part of Junction Stem
Min Typ Max
41.3 41.8 42.3
115 ±2
Initial Value ±2
Initial Value ±2
±2
Unit
V
V
V
V
mV/°C
–
– 0.5
V
–
– 1.5
V
–
–
1
mA
15 – 40
–
– 10 µs
–
– 0.4 µs
1.8
°C/W
Pin Connection Diagram
(Front View)
.700 (17.7)
.177 (4.5)
.196
(5.0)
.700 (17.7)
.177 (4.5)
5 Soft Start
4 GND (E)
3 Input (C)
2 Base Drive (B)
1 VOUT Sense (–)
1.101
(527.9)
12 3 45
.133 (3.4)
.590
(15.0)
.100 (2.54)
.500 (12.7)
.150 (3.8)
OR
12 3 45
1.691
(42.9)
.276
(7.0)
.237
(6.0)
.100 (2.54)
.500 (12.7)
.150
(3.8)
.177
(4.5)
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