NTE1940 Datasheet, PDF (1/2 Pages) NTE Electronics – Integrated Circuit Positive Voltage Regulator, 24V, 2A

NTE1940
Integrated Circuit
Positive Voltage Regulator,
24V, 2A
Features:
D 3 Pin Plastic Package TO3P
D Only Output Capacitor is Externally Required
D Precise Setting Voltage of ±2%
D Wide Input Voltage Range (∼45V)
D Built–in Current Foldback Protection
D Ideal Combination of Passivated Power Transistor and High Reliability Flip–Chip Circuit
Absolute Maximum Ratings: (T_A = +25°C unless otherwise specified)
DC Input Voltage, V_IN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45V
Power Dissipation, P_C (T_C =+ 25°C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50W
(No Fin) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2W
Thermal Resistance, Junction–to–Case, R_thJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2°C/W
Junction Temperature Range, T_j . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Operating Ambient Temperature Range, T_op . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +80°C
Storage Temperature Range, T_stg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Electrical Characteristics: (T_A = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
DC Input Voltage
Output Voltage
Output Current
Line Regulation
Load Regulation
Temperature Coefficient
Ripple Rejection
Foldback Current
Short–Circuit Current
V_IN
V_O
I_O
∆V_LINE
∆V_LOAD
K_t
I_S1
I_S2
I_O = 2A
V_IN = 33V, I_O = 0.5A
V_IN = 28V to 38V, I_O = 0.5A
V_IN = 33V, I_O = 0 to 2A
100 to 120H_Z
Min Typ Max Unit
27 – 40 V
23.8 24.0 24.2 V
0–2 A
– 20 50 mV
– 120 300 mV
– ±2.5 – mV/°C
– 60 – dB
2.4 – – A
– – 0.6 A