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NTE1894 Datasheet(PDF) 1 Page - NTE Electronics

Part No. NTE1894
Description  Integrated Circuit Hybrid Switching Voltage Regulator
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Maker  NTE [NTE Electronics]
Homepage  http://www.nteinc.com
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NTE1894 Datasheet(HTML) 1 Page - NTE Electronics

   
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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
Min
Typ
Max
Unit
Set Output Voltage
VO
IIN = 7mA
41.3
41.8
42.3
V
Output Voltage
VIN = 100V, IO1 = 1.2A
115
±2
V
Line Regulation vs. Input Voltage
RegLINE1 VIN = 85V to 132V, IO = 1.2A
Initial Value
±2
V
Line Regulation vs. Output Current
RegLINE2 VIN = 100V, IO1 = 0.4 to 1.2A
Initial Value
±2
V
Temperature Coefficient of Output Voltage
TC = –20° to +100°C, IIN = 7mA
±2
mV/
°C
Power Transistor Characteristics
Collector–Emitter Saturation Voltage
VCE(sat) IC = 5A, IB = 1A
0.5
V
Base–Emitter Saturation Voltage
VBE(sat)
IC = 5A, IB = 1A
1.5
V
Collector Cutoff Current
ICEX
VCE = 500V, VBE = –1.5V
1
mA
DC Current Gain
hFE
VCE = 4V, IC = 1A
15
40
Switching Turn–On Time
ton
10
µs
Switching Fall Time
tf
0.4
µs
Thermal Resistance, Junction to Case
RΘJC
Top Part of Junction Stem
1.8
°C/W
Pin Connection Diagram
VOUT Sense (–)
5
4
3
2
Soft Start
GND (E)
Input (C)
Base Drive (B)
1
(Front View)
OR
.700 (17.7)
.177 (4.5)
.500 (12.7)
.150 (3.8)
.100 (2.54)
.133 (3.4)
.196
(5.0)
12
3
4
5
1.101
(527.9)
.590
(15.0)
.237
(6.0)
.700 (17.7)
.177 (4.5)
.500 (12.7)
.150
(3.8)
.100 (2.54)
12
3
4
5
1.691
(42.9)
.276
(7.0)
.177
(4.5)


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