NTE NTE1883

NTE1883
Integrated Circuit
Module, 3 Output Positive Voltage
Regulator for VCR
Features:
D 3 Outputs
D Cutoff Function
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum DC Input Voltage, VIN (DC) Max
VO1, VO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V
VO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V
Maximum Average Output Current, IO Max
VO1, VO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.8A
VO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A
Maximum Peak Output Current (Note 1), IO Max
VO1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A
VO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A
VO3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0A
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.0°C/W
Note 1. Peak Current: For 0.2sec Max.
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Test Conditions
VO1
VO2
VO3
Unit
Output Voltage Setting
Condition 1, Note 2
12.1 ±0.1
12.1±0.2
5.3±0.2
V
Output Cutoff Residual Voltage
Condition 1, Note 3
12.1 ±0.13
0.1
0.1
V Max
Ripple Voltage
Condition 6
5
5
5
mVp–p Max
Temperature Coefficient
Condition 1
0.02
0.02
0.025
%/°C Max
Line Regulation
Condition 2
10
10
2
mV/V Max
Condition 3
2
2
2
Load Regulation
Condition 4
50
300
50
mV/A Max
Minimum Input–Output Voltage Difference
Condition 5
1.2
–
1.2
V Max
Test Conditions:
Condition 1: VB = 45V, VIN (DC) 1 = 16V, VIN (DC) 2 = 9V, IO1 = 0.2A, IO2 = 0.5A, IO3 = 0.5A
Condition 2: VB = 45V ±5V, VIN (DC) 1 = 16V, VIN (DC) 2 = 9V, IO1 = 0.2A, IO2 = 0.5A, IO3 = 0.5A
Condition 3: VB = 45V, VIN (DC) 1 = 13.5V to 18.5V, VIN (DC) 2 = 6.7V to 11.3V IO1 = 0.2A,
IO2 = 0.5A, IO3 = 0.5A
Condition 4: VB = 45V, VIN (DC) 1 = 16V, VIN (DC) 2 = 9V, IO1 = 0 to 0.5A, IO2 = 0 to 0.6A,
IO3 = 0.1A to 1.0A,
Condition 5: VB = 45V, IO1 = IO3 = 0.5A, IO2 = 0, IB1 = 2mA
Condition 6: VB = 45V, VIN (DC) 1 = 16V, VIN (DC) 2 = 9V, Input Ripple Voltage = 1.5VP–P,
IO1 = 0.2A, IO2 = IO3 = 0.5A
Notes:
Note 2. Measurement must be made within 1 to 2 sec. after input switch ON
Note 3. When the cutoff pin (Pin2) is at high level (3V to 15V), VO2 and VO3 are in the OFF state.
Pin Connection Diagram
(Front View)
8 GND
7 VIN (DC) 1
6 VB
5 VO 1 (12.1V @ 0.2A)
4 VO 2 (12V @ 0.5A)
3 VIN (DC) 2
2 Cutoff
1 VO 3 (5.3V @ 0.5A)
1.750 (44.45)
1.440 (36.57)
.335 (8.5)
1.007
(25.6)
.512
(13.0)
1
8
.945
(24.0)
.100 (2.54)
.700 (17.78)