NTE970 Datasheet, PDF (1/2 Pages) NTE Electronics – Linear Integrated Circuit 3-Terminal Adjustable Positive Voltage Regulator 1.2V to 33V, 3A

NTE970
Linear Integrated Circuit
3–Terminal Adjustable Positive Voltage Regulator
1.2V to 33V, 3A
Description:
The NTE970 is an adjustable 3–terminal positive voltage regulator in a TO3 type package capable
of supplying in excess of 3 Amps over a 1.2V to 33V output range.
Features:
D Adjustable Output Down to 1.2V
D Guaranteed 3A Output Current
D Line Regulation Typically 0.005%/V
D Load Regulation Typically 0.1%
D Thermal Regulation
D Current Limit Constant with Temperature
Absolute Maximum Ratings:
Input–Output Voltage Differential, V_I–V_O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35V
Power Dissipation, P_D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited
Operating Junction Temperature Range, T_J . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0° to +125°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +150°C
Thermal Resistance, Junction–to–Case, R_thJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5°C/W
Lead Temperature (During Soldering, 10sec), T_L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +300°C
Electrical Characteristics: (V_I –V_O = 5V, I_O = 1.5A, P_max = 30W, 0° ≤ T_J ≤ +125°C unless
otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Line Regulation
Load Regulation
Reg_line T_A = +25°C, 3V ≤ V_I – V_O ≤ 35V, Note 1 – 0.005 0.030 %/V
Reg_load V_O ≤ 5V T_A = +25°C, 0mA ≤ I_O ≤ 3A, –
V_O ≥ 5V ^{Note 1}
–
5
25
mV
0.1 0.5 %V_O
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.