NTE923D NTE ELECTRONICS, NTE923D Datasheet - Page 3

• Manufacturer Part Number: NTE923D
• Description: Replacement Semiconductors DIP-14 PRECISION
• Manufacturer: NTE ELECTRONICS

Specifications of NTE923D

• Primary Input Voltage: 40V
• Output Voltage Adjustable Range: 2V To 37V
• No. Of Outputs: 1
• No. Of Pins: 14
• Output Current: 150mA
• Operating Temperature Range: 0°C To +70°C
• Termination Type: DIP
• Filter Terminals: DIP
• Rohs Compliant: Yes
• Current Rating: 0.15A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TABLE 1. Resistor Values (kW) for Standard Output Voltage:
Note 4. Figures in parentheses may be used if R1/R2 divider is placed on opposite input of error amp.
Note 5. Replace R1/R2 in figures with divider shown in Figure .
Note 6. V+ and V
TABLE 2. Formulae for Intermediate Output Voltages:
Typical Applications: (Pin numbers relative to the plastic package)
Note: R3 =
for minimum temperature drift.
Typical Performance
Regulated Output Voltage
Line Regulation (∆V
Load Regulation (∆I
Voltage
Outputs from +7 to +37 Volts
Output
Output
Outputs from +2 to +7 Volts
V
V
V
+3.0
+3.6
+5.0
+6.0
+9.0
+12
+15
+28
+45
+75
OUT
OUT
OUT
(Figures 1, 4, 5, 6, 9, 12)
(Figures 2, 4, 5, 6, 9, 12)
= V
=
= V
R1 + R2
R1 x R2
(
(
(
2, 4, (5, 6, 9, 12) 1.87 7.15 0.75
2, 4, (5, 6, 9, 12) 4.87 7.15
2, 4, (5, 6, 9, 12) 7.87 7.15
2, 4, (5, 6, 9, 12) 21.0 7.15
1, 5, 6, 9, 12 (4) 4.12 3.01
1, 5, 6, 9, 12 (4) 3.57 3.65
1, 5, 6, 9, 12 (4) 2.15 4.99 0.75
1, 5, 6, 9, 12 (4) 1.15 6.04
Figure 1. Basic Low Voltage Regultor
IN
L
REF
REF
= 50mA)
Applicable
= 3V)
Figures
(Note 4)
C
REF
x
x
7
7
R1 + R2
R1 + R2
(V
R1
R2
CC
OUT
R2
R2
V+
V−
must be connected to a +3V or greater supply.
0.5mV
1.5mV
= 2 to 7 Volts)
V
N.I.
V
REF
IN
5V
)
)
)
3.57 48.7
3.57 78.7
V
R1
OUT
INV
CS
CL
COMP
Output
V
Fixed
CC
+5%
V
V
OUT
OUT
R2
R
R3
C1 100pF
Outputs from +4 to +250 Volts
Outputs from −6 to −250 Volts
SC
=
=
(
(
R1
1.8
1.5
0.5
2.0
3.3
5.6
2.2
2.2
V
V
+10% (Note 5)
REGULATED
OUTPUT
REF
REF
Adjustable
2
(Figures 3, 8, 10)
2
Output
(Figure 7)
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
P1
10
10
x
x
R2 − R1
R1 + R2
R1
R1
R2
1.2
1.5
2.2
2.7
2.7
3.0
3.0
2.0
39
68
Typical Performance
Regulated Output Voltage
Line Regulation (∆V
Load Regulation (∆I
Note: R3 =
for minimum temperature drift.
R3 may be eliminated for
minimum component count.
−6 (Note 6)
)
)
Voltage
Output
Output
; R3 = R4
; R3 = R4
+100
+250
−100
−250
−12
−15
−28
−45
−9
R1 + R2
R1 x R2
Figure 2. Basic High Voltage Regultor
IN
L
= 50mA)
= 3V)
Applicable
I
Figures
(Note 4)
KNEE
3, (10)
3, 10
3, 10
3, 10
3, 10
I
SHORT CKT
(V
7
7
8
8
8
OUT
=
R3
Foldback Current Limiting
(
V+
V−
= 27to 37 Volts)
1.5mV
4.5mV
V
N.I.
V
V
R
REF
IN
15V
OUT
SC
3.57 102
3.57 255
3.57 2.43
3.48 5.36
3.57 8.45
3.65 11.5
3.57 24.3
3.57 41.2
3.57 97.6
3.57 249
Current Limiting
I
R1
LIMIT
Output
V
=
Fixed
OUT
INV
CS
+5%
R4
CL
COMP
(
V
R3
CC
V
=
R2
SENSE
R
100pF
+
C1
R
V
SC
SC
V
SENSE
R
SENSE
SC
R1
2.2
2.2
1.2
1.2
1.2
1.2
1.2
2.2
2.2
2.2
+10% (Note 5)
R1
R2
x
Adjustable
R
REGULATED
OUTPUT
R3 + R4
Output
SC
(R3 + R4)
0.5
0.5
0.5
0.5
0.5
P1
10
10
10
10
10
R4
R4
0.75
240
240
R2
2.0
3.3
4.3
91
10
33
91
)
)