NTE NTE1735

NTE1735
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40V
VO2, VO3, VO4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35V
Maximum Average Output Current, IO Max
VO1, VO 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0A
VO3, VO 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A
Maximum Peak Output Current (0.2sec max), IO Max . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5A
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
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Test Conditions
Output Voltage Setting
Condition 1, Note 1
VO1
VO2
VO3
VO4
Unit
16.0 ±0.3
–
12.0±0.1
11.9±0.1
V
Condition 1, Note 2
–
12.0±0.3
12.0±0.1
11.9±0.1
V
Ripple Voltage
Condition 2
20
20
5
5
mVp–p Max
Temperature Coefficient
Condition 1
0.02
0.05
0.02
0.02
%/°C Max
Input Regulation
Condition 3
35
50
35
35
mV/V Max
Load Regulation
Condition 4
40
100
35
35
mV/A Max
Minimum Input–Output Voltage
Difference
Condition 5
2.5
1.2
1.2
1.2
V Max
–
–
–
10
mA Min
Condition 1, Note 1
ON
–
–
–
Condition 1, Note 2
–
ON
–
–
Minimum Output Current
VO1/VO2 Select
Output ON
Condition 1, Note 1
VO1 or VO2, VO3 ON
Condition 1, Note 2
VO1 or VO2, VO3 OFF
Condition 1, Note 3
VO4 is always ON
Note 1. Pin11 or Pin13 is at High Level (3V to 15V).
Note 2. Pin11 or Pin13 is at Low Level (≤ 1.2V).
Note 3. Pin11 or Pin13 is at High Level, Pin14 is at Low Level
Test Conditions:
Condition 1: VIN (DC) 1 = 21V, VIN (DC) 2 = 16V, IO1 or IO2 = IO4 = 0.5A, IO3 = 0.8A
Condition 2: VIN (DC) 1 = 21V, VIN (DC) 2 = 16V, IO1 or IO2 = IO4 = 0.5A, IO3 = 0.8A,
Input Ripple Voltage = 1.5VP–P
Condition 3: VIN (DC) 1 = 19V to 25V, VIN (DC) 2 = 14V to 18V, IO1 or IO2 = IO4 = 0.5A, IO3 = 0.8A
Condition 4: VIN (DC) 1 = 21V, VIN (DC) 2 = 16V, IO1 or IO2 = IO3 = IO4 = 0.2A to 2.5A
Condition 5: IO1 or IO2 = IO4 = 0.5A, IO3 = 0.8A
Pin Connection Diagram
(Front View)
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Reference Input
H Switch
ON/OFF Control
GND
M Start
VIN (DC) 1
VIN (DC) 2
Reference Input
VO 1 (16V @ 1A)
VO 2 (12V @ 1A)
Reference Input
VO 3 (12V @ 1.5A)
Reference Input
VIN (DC) 2
Control Voltage
VO 4 (11.9V @ 1.5A)
2.330 (59.2)
.335 (8.5)
2.050 (52.0)
1.230
(31.2)
.827
(21.0)
1
15
.100 (2.54)
1.400 (35.6)
.158 (4.0)
1.110
(28.0)