NTE1927 데이터 시트보기 (PDF) - NTE Electronics
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NTE1927 Datasheet PDF : 3 Pages
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NTE1927
Integrated Circuit
4–Terminal Negative Adjustable
Voltage Regulator
Description:
The NTE1927 is a 4–terminal 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 –40V.
Features:
D Output Current in Excess of 1A
D Negative Output –30V to –2.2V
D Internal Thermal Overload Protection
D Internal Short Circuit Protection
D Output Transistor Safe–Area Protection
Absolute Maximum Ratings:
Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –40V
Control Pin Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –VOUT ≤ –V ≤ 0
Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited
Operating Junction Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to 150°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Lead Temperature (During Soldering, 60sec), TL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +300°C
Electrical Characteristics: (0° ≤ TJ ≤ +125°C, VIN = –10V, IOUT = 500mA, CIN = 2µF,
COUT = 1µF, Note 1, Note 2 unless otherwise specified)
Parameter
Test Conditions
Min Typ Max
Unit
Input Voltage Range
Nominal Output Voltage
Range
TJ = +25°C
VIN = VOUT – 5V
–40 – –7.0
V
–30 – –2.23
V
Output Voltage Tolerance
VOUT – 15V ≤ VIN ≤ VOUT – 3V,
5mA ≤ IOUT ≤ 1A, PD ≤ 15W,
IIN(max) = –38V
TJ = +25°C
–
– 4.0 % (VOUT)
–
– 5.0 % (VOUT)
Note 1. VOUT is defined as:
VOUT =
R1 + R2
R2
(–2.23)
Note 2. The convention for negative regulators in the algabraic value, thus –15V is less than –10V.
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