NTE NTE1880

NTE1880
Integrated Circuit
Module, 3 Output Positive Voltage
Regulator for VCR
Features:
D 3 Outputs
D Output Voltage Select Function
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum DC Input Voltage, VIN (DC) Max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V
Maximum Average Output Current, IO Max
VO1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A
VO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A
VO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5A
Maximum Peak Output Current (Note 1), IO Max
VO1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5A
VO2 (Note 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5A
VO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5A
Operating Case Temperature, TC Max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +105°C
Junction Temperature, TJ Max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +105°C
Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5°C/W
Note 1. Peak Current: For 0.1sec Max.
Note 2. Must be used within the ASO range of external transistor Tr1.
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Test Conditions
VO1
VO2
VO3
Unit
13.0 ±0.2
6.05±0.2
5.1±0.2
V
0.1
6.02±0.2
0.1
V Max
Output Voltage Setting
Condition 1
Output Cutoff Residual Voltage
Condition 1, Note 3
Ripple Voltage
Condition 1
5
2
2
mVp–p Max
Temperature Coefficient
Condition 1
0.02
0.035
0.02
%/°C Max
Input Regulation
Condition 2
9
10
10
mV/V Max
Condition 3
1
1
1
Load Regulation
Condition 4
35
10
3500
mV/A Max
Minimum Input–Output Voltage
Difference
Condition 5
1.2
1.2
–
V Max
VO3 Short Current
Condition 6
–
–
0.45
A Max
Test Conditions:
Condition 1:
Condition 2:
Condition 3:
Condition 4:
Condition 5:
Condition 6:
VB = 45V, Ripple = 6mVp–p
VIN (DC) 1 = 18V, IO1 = 0.5A, Input Ripple Voltage = 2.5Vp–p,
VIN (DC) 2 = 14V, IO2 = 0.3A, IO3 = 70mA, Input Ripple Voltage = 1.6Vp–p
VB = 45V ±7V
VIN (DC) 1 = 18V, IO1 = 0.5A
VIN (DC) 2 = 14V, IO2 = 0.3A, IO3 = 70mA
VB = 45V
VIN (DC) 1 = 18V ±4V, IO1 = 0.5A
VIN (DC) 2 = 14V ±3V, IO2 = 0.3A, IO3 = 70mA
VB = 45V
VIN (DC) 1 = 18V, IO1 = 0 to 1A, IO3 = 50 to 100mA
VIN (DC) 2 = 14V, IO2 = 0 to 1A
VB = 45V, IO1 = IO2 = 1A
VB = 45V
VIN (DC) 1 = 18V, IO1 = 0.5A
VIN (DC) 2 = 14V, IO2 = 0.3A
Pin Connection Diagram
(Front View)
8 GND
7 VIN (DC) 1
6 GND/Cutoff Switch
5 VO 1 (13V @ 1A)
4 VB
3 VIN (DC) 2
2 VO 2 (6.05V @ 1A)
1 VO 3 (5.1V @ 0.5A)
1.543 (39.2)
1.189 (30.2)
.335 (8.5)
.992
(25.2)
.508
(12.7)
1
8
.866
(22.0)
.100 (2.54)
.700 (17.78)