NTE1927
Integrated Circuit
4鈥揟erminal Negative Adjustable
Voltage Regulator
Description:
The NTE1927 is a 4鈥搕erminal negative adjustable voltage regulator in a TO3 type package designed
to deliver continuous load currents of up to 1A with a maximum input voltage of 鈥?0V.
Features:
D
Output Current in Excess of 1A
D
Negative Output 鈥?0V to 鈥?.2V
D
Internal Thermal Overload Protection
D
Internal Short Circuit Protection
D
Output Transistor Safe鈥揂rea Protection
Absolute Maximum Ratings:
Input Voltage, V
IN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?0V
Control Pin Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥揤
OUT
鈮?/div>
鈥揤
鈮?/div>
0
Power Dissipation, P
D
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited
Operating Junction Temperature Range, T
opr
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0擄 to 150擄C
Storage Temperature Range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥?5擄 to +150擄C
Lead Temperature (During Soldering, 60sec), T
L
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +300擄C
Electrical Characteristics:
(0擄
鈮?/div>
T
J
鈮?/div>
+125擄C, V
IN
= 鈥?0V, I
OUT
= 500mA, C
IN
= 2碌F,
C
OUT
= 1碌F, Note 1, Note 2 unless otherwise specified)
Parameter
Input Voltage Range
Nominal Output Voltage
Range
Output Voltage Tolerance
T
J
= +25擄C
V
IN
= V
OUT
鈥?5V
V
OUT
鈥?15V
鈮?/div>
V
IN
鈮?/div>
V
OUT
鈥?3V,
5mA
鈮?/div>
I
OUT
鈮?/div>
1A, P
D
鈮?/div>
15W,
I
IN(max)
= 鈥?8V
T
J
= +25擄C
Test Conditions
Min
鈥?0
鈥?0
鈥?/div>
鈥?/div>
Typ
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
Max
鈥?.0
鈥?.23
4.0
5.0
Unit
V
V
% (V
OUT
)
% (V
OUT
)
Note 1. V
OUT
is defined as:
V
OUT
=
R1 + R2
(鈥?.23)
R2
Note 2. The convention for negative regulators in the algabraic value, thus 鈥?5V is less than 鈥?0V.
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