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The L6590 is a monolithic switching regulator designed in BCDOFF-LINE technology, able to operate with wide range input voltage and to deliver up to 15W output power. The internal power switch is a lateral power MOSFET with a typical RDS(on) of 13W and a V(BR)DSS of 700V minimum.
L6590N Maximum Ratings
Symbol
Parameter
Value
Unit
Vds
Drain Source Voltage
-0.3 to 700
V
Id
Drain Current
0.7
A
Vcc
IC Supply Voltage
18
V
Iclamp
Vcc Zener Current
20
mA
Error Amplifier Ouput Sink Current
3
mA
Voltage on Feedback Input
5
V
BOK pin Sink Current
1
mA
Ptot
Power Dissipation at Tamb < 50°C (Minidip and SO16W) 3 cm2, 2 oz copper dissipating area on PCB
1.5
W
Tj
Operating Junction Temperature
-40 to 150
°C
Tstg
Storage Temperature
-40 to 150
°C
L6590N Features
· WIDE-RANGE MAINS OPERATION · "ON-CHIP" 700V V(BR)DSS POWER MOS · 65 kHz INTERNAL OSCILLATOR · 2.5V ± 2% INTERNAL REFERENCE · STANDBY MODE FOR HIGH EFFICIENCY AT LIGHT LOAD · OVERCURRENT AND LATCHED OVERVOLTAGE PROTECTION · NON DISSIPATIVE BUILT-IN START-UP CIRCUIT · THERMAL SHUTDOWN WITH HYSTERESIS · BROWNOUT PROTECTION (SMD PACKAGE ONLY)
L6590N Typical Application
· WALL PLUG POWER SUPPLIES UP TO 15 W · AC-DC ADAPTERS · AUXILIARY POWER SUPPLIES FOR: - CRT AND LCD MONITOR (BLUE ANGEL) - DESKTOP PC/SERVER - FAX, TV, LASER PRINTER - HOME APPLIANCES/LIGHTING · LINE CARD, DC-DC CONVERTERS