NTE1961, NTE1963, NTE1965, NTE1967,
NTE1971, NTE1973, NTE1975, NTE1977
Integrated Circuit
Negative, 3–Terminal Voltage Regulator
Description:
The NTE1961 through NTE1977 series of monolithic 3–terminal negative voltage regulators employ
internal current limiting, thermal shut–down, and safe–area compensation in an isolated TO220 type
package making them essentially indestrucible. If adequate heat sinking is provided, they can deliver
over 1A output current. These devices are intended for use as fixed voltage regulators in a wide range
of applications including local (on card) regulation for elimination of distribution problems associated
with single point regulation. In addition to use as fixed voltage regulators, they can be used with exter-
nal components to obtain adjustable output voltages and currents.
Absolute Maximum Ratings:
(T
A
= +25°C unless otherwise specified)
Input Voltage, V
IN
NTE1961, NTE1963, NTE1965, NTE1967, NTE1971, NTE1973 . . . . . . . . . . . . . . . . . . . –35V
NTE1975, NTE1977 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40V
Power Dissipation (T
C
≤
+70°C), P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16W
Operating Junction Temperature Range, T
J
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +150°C
Operating Ambient Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +75°C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40° to +125°C
Thermal Resistance, Junction–to–Ambient, R
thJA
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60°C/W
Thermal Resistance, Junction–to–Case, R
thJC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5°C/W
Electrical Characteristics:
(T
J
= +25°C, C
I
= 2.2µF, C
O
= 0.1µF, Note 1 unless otherwise specified)
Parameter
Output Voltage
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
Symbol
V
OUT
Test Conditions
V
IN
= –10V, I
O
= 0.5A
V
IN
= –11V, I
O
= 0.5A
V
IN
= –14V, I
O
= 0.5A
V
IN
= –15V, I
O
= 0.5A
V
IN
= –19V, I
O
= 0.5A
V
IN
= –23V, I
O
= 0.5A
V
IN
= –27V, I
O
= 0.5A
V
IN
= –33V, I
O
= 0.5A
Min
–4.8
–5.75
–7.7
–8.65
–11.5
Typ
–5.0
–6.0
–8.0
–9.0
Max
–5.25
–6.25
–8.3
–9.35
Unit
V
V
V
V
V
V
V
V
–12.0 –12.5
–14.4 –15.0 –15.6
–17.3 –18.0 –18.7
–23.0 –24.0 –25.0
Note 1. Measurement is to be conducted in pulse testing.
Electrical Characteristics (Cont’d):
(T
J
= +25°C, C
I
= 0.33µF, C
O
= 0.1µF, Note 1 unless otherwise
specified)
Parameter
Quiescent Current
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
Load Regulation
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
Line Regulation
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
Ripple Rejection
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
Output Noise Voltage
NTE1961
NTE1963
NTE1965
NTE1967
NTE1971
NTE1973
NTE1975
NTE1977
V
NO
RR
∆V
O
– I
O
Symbol
I
Q
Test Conditions
V
IN
= –10V, I
O
= 0mA
V
IN
= –11V, I
O
= 0mA
V
IN
=
–
14V, I
O
= 0mA
V
IN
=
–
15V, I
O
= 0mA
V
IN
= –19V, I
O
= 0mA
V
IN
= –23V, I
O
= 0mA
V
IN
= –27V, I
O
= 0mA
V
IN
= –33V, I
O
= 0mA
V
IN
= –10V, I
O
= 0.005 to 1.5A
V
IN
= –11V, I
O
= 0.005 to 1.5A
V
IN
= –14V, I
O
= 0.005 to 1.5A
V
IN
= –15V, I
O
= 0.005 to 1.5A
V
IN
= –19V, I
O
= 0.005 to 1.5A
V
IN
= –23V, I
O
= 0.005 to 1.5A
V
IN
= –27V, I
O
= 0.005 to 1.5A
V
IN
= –33V, I
O
= 0.005 to 1.5A
∆V
O
– V
IN
V
IN
= –7V to –25V, I
O
= 0.5A
V
IN
= –8V to –25V, I
O
= 0.5A
V
IN
= –10.5V to –25V, I
O
= 0.5A
V
IN
= –11.5V to –25V, I
O
= 0.5A
V
IN
= –14.5V to –30V, I
O
= 0.5A
V
IN
= –17.5V to –30V, I
O
= 0.5A
V
IN
= –21V to –33V, I
O
= 0.5A
V
IN
= –27V to –38V, I
O
= 0.5A
V
IN
= –10V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –11V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –14V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –15V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –19V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –23V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –27V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
V
IN
= –33V, I
O
= 0.5A, e
in
= 2V
P–P
, f = 120Hz
Min
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
68
65
62
62
62
60
59
56
–
–
–
–
–
–
–
–
Typ Max
4.2
4.3
4.3
4.3
4.3
4.4
4.5
4.6
15
15
15
15
25
35
55
65
3
5
6
7
10
11
15
18
78
75
72
72
71
70
69
66
45
45
55
60
75
90
100
120
6.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
50
60
80
90
120
150
180
240
50
60
80
90
120
150
180
240
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Unit
mA
mA
mA
mA
mA
mA
mA
mA
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
dB
dB
dB
dB
dB
dB
dB
dB
µV
µV
µV
µV
µV
µV
µV
µV
V
IN
= –10V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –11V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –14V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –15V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –19V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –23V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –27V, BW = 10Hz to 100kHz, I
O
= 0.5A
V
IN
= –33V, BW = 10Hz to 100kHz, I
O
= 0.5A
Note 1. Measurement is to be conducted in pulse testing.