L1481T-5

NIKO-SEM FEATURES Low Power-Loss Voltage Regulators L1481T-5 TO-220 Low power-loss(Dropout voltage:Max.0.5 V@ IO=1A) Line-up for 5V and 9V output type Compact resin package(TO-220 package) High-precision output voltage type (Output voltage precision: ±3.0%) Built-in ON/OFF control function Built-in overcurrent protection, overheat protection, ASO protection circuit Lead forming type is also available. 4.6 ± 10.05MAX. 4-( 0.2 1.2) 2.85 ± 0.2 0.2 0.2 7.6 29.1MAX. NIKO L1481T-X XXXXXXXX 3.6 ± 3.4 ± 0.2 0.5 Epoxy resin (1.5) 4-(1.15 ± 0.2) 4.5MAX. (0.6) 4-(0.65 ± 0.2) 3-(2.5) ± APPLICATIONS 1 14.1MIN. ():Typical dimensions 2 3 4 Power supplies for varies electronic equipment such as AV, OA equipment Internal connection diagram 1 2 1 2 Specific IC 3 4 4 3 DC DC GN ON D input(Vin) output(Vo) /OFF control terminal(Vc) TYPICAL APPLICATION U1 L1481 Vin C1 100uF/25V 1 3 2 4 C2 330uF/16V Vout ON/OFF signal High or Open: Output ON Low: Output OFF - Basic Adjustable Regulator Circuit - 15.5 ± 1 JUL-15-2002 NIKO-SEM Low Power-Loss Voltage Regulators L1481T-5 TO-220 ABSOLUTE MAXIMUM RATINGS Input Supply Voltage, VIN(1) On/Off Control Terminal Voltage, VCTRL(1) Power Dissipation Junction Temperature(2) Output Current (1) All are open except GND and applicable terminals (2) Overheat protection may operate at 125