NTE NTE1822 Datasheet
NTE1822
Integrated Circuit
Module, 3 Output Positive Voltage
Regulator for VCR
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Maximum DC Input Voltage, V
1, VO2 30V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
VO2 20V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Average Output Current (Note 1), I
1, VO2 1.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
3 0.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
Maximum Peak Output Current (Note 1), I
1, VO2 2.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
3 0.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
Operating Case Temperature, T
Junction Temperature, T
Max +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
J
Storage Temperature Range, T
Thermal Resistance, Junction–to–Case, R
VO1, VO2 4.5°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 10°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
V
O
(DC) Max
IN
Max
O
Max
O
Max +105°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C
stg
thJC
–30° to +105°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Note 1. Peak Current: For 1.0sec Max (V
Electrical Characteristics:
Parameter Test Conditions VO1 VO2 V
Output Voltage Setting Condition 1, Note 2 12.0±0.3 12.0±0.1 5.3±0.1 V
Output Cutoff Function Note 3 Without Without With
Ripple Voltage Condition 2 20 5 5 mV
Temperature Coefficient Condition 1 0.02 0.02 0.02 %/°C Max
Line Regulation Condition 3 80 35 2 mV/V Max
Load Regulation Condition 4 150 40 100 mV/A Max
Minimum Input–Output Voltage Difference Condition 5 1.5 1.5 2.7 V Max
(TA = +25°C unless otherwise specified)
(DC) 1 = 15.7V, VIN(DC) 2 = 9V)..
IN
O3
Unit
p–p
Max
Note 2. Measurement must be made within 1 to 2 sec. after input switch is ON.
Note 3. 3V or greater: ON, 0.6V or less: OFF.
Test Conditions:
Condition 1: VIN (DC) 1 = 16V, VIN (DC) 2 = 9V, (IB1 = IB2 = 2mA), IO1 = IO2 = 1A, IO3 = 0.5A
Condition 2: V
I
Condition 3: V
Condition 4: V
Condition 5: I
(DC) 1 = 16V, VIN (DC) 2 = 9V, Input Ripple Voltage = 1.5V
IN
1 = IO2 = 1A, IO3 = 0.5A
O
(DC) 1 = 14.5V to 22V, VIN (DC) 2 = 8.1V to 11V, IO1 = IO2 = 1A, IO3 = 0.5A
IN
(DC) 1 = 16V, VIN (DC) 2 = 9V, IO1 = 0.3A to 1A, IO2 = 0.1A to 1A, IO3 = 0.1A to 0.5A
IN
1 = IO2 = 1A, IO3 = 0.5A, IB1 = IB2 = 2mA
O
P–P
,
1.750 (44.45)
1.440 (36.57)
Pin Connection Diagram
(Front View)
10
9
8
7
6
5
4
3
2
1
GND
VIN (DC) 1
IB1 Input
V
1 (12V @ 1.5A)
O
V
(DC) 1
IN
IB2 Input
V
2 (12V @ 1.5A)
O
(DC) 2
V
IN
Cutoff
VO 3 (5.3V @ 0.5A)
.335 (8.5)
1.020
(25.9)
.512
(13.0)
110
.100 (2.54)
.900 (22.86)
.945
(24.0)
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