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NTE970

Linear Integrated Circuit 3–Terminal Adjustable Positive Voltage Regulator 1.2V to 33V, 3A

NTE Electronics 

Electrical Characteristics (Cont’d): (VI –VO = 5V, IO = 1.5A, Pmax = 30W, 0° ≤ TJ ≤ +125°C

unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Thermal Regulation

Adjustment Pin Current

Adjustment Pin Current Change

Regtherm TA = +25°C, Pulse = 20ms

IAdj

∆IAdj 10mA ≤ IL ≤ 3A, 3V ≤ (VI – VO) ≤ 35V

– 0.002 – %VO/W

–

50 100 µA

–

0.2 5.0

µA

Reference Voltage

Vref 10mA ≤ IO ≤ 3A, 3V ≤ (VI – VO) ≤ 35V, 1.20 1.25 1.30

V

P ≤ 30W

Line Regulation

Load Regulation

Regline

Regload

3V ≤ (VI – VO) ≤ 35V, Note 1

VO ≤ 5V 10mA ≤ IO ≤ 3A, Note 1

VO ≥ 5V

– 0.02 0.07 %/V

–

20

70

mV

–

0.3 1.5 %VO

Temperature Stability

TS 0° ≤ TJ ≤ +125°C

–

1

–

%VO

Minimum Load Current

Maximum Output Current Limit

ILmin

Imax

VI – VO = 35V

VI – VO ≤ 10V

–

3.5 10

mA

3.0 4.5

–

A

VI – VO = 30V

–

1.0

–

A

RMS Noise, % of VO

N TA = +25°C, 10Hz ≤ f ≤ 10kHz

– 0.003 –

%VO

Ripple Rejection Ratio

Long Term Stability

RR VO = 10V, f = 120Hz

CAdj = 10µF

S TA = +125°C

–

65

–

dB

66 86

–

dB

– 0.3 1.0 %/1.0k

Note 1. Regulation is measured at constant junction temperature. Change in output voltage due to

heating effects must be taken into account separately. Pulse testing with low duty cycle is

used.

.350 (8.89)

.135 (3.45) Max

.875 (22.2)

Dia Max

Seating

Plane

.312 (7.93) Min

.040 (1.02)

VIN

.215 (5.45)

.430

(10.92)

1.187 (30.16)

.665

(16.9)

.156 (3.96) Dia

(2 Holes)

.188 (4.8) R Max

Adjust

.525 (13.35) R Max

VOUT/Case

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