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PDF L6590A Data sheet ( Hoja de datos )
| Número de pieza | L6590A | |
| Descripción | FULLY INTEGRATED POWER SUPPLY | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de L6590A (archivo pdf) en la parte inferior de esta página. Total 19 Páginas | ||
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L6590A
FULLY INTEGRATED POWER SUPPLY
s WIDE-RANGE MAINS OPERATION
s "ON-CHIP" 700V V(BR)DSS POWER MOS
www.DataSheet4Us.co6m5 kHz INTERNAL OSCILLATOR
s STANDBY MODE FOR HIGH EFFICIENCY AT
LIGHT LOAD
s OVERCURRENT AND LATCHED
OVERVOLTAGE PROTECTION
s NON DISSIPATIVE BUILT-IN START-UP
CIRCUIT
s THERMAL SHUTDOWN WITH HYSTERESIS
s BROWNOUT PROTECTION
MAIN APPLICATIONS
s WALL PLUG POWER SUPPLIES UP TO 15W
s AC-DC ADAPTERS
s AUXILIARY POWER SUPPLIES FOR:
- CRT AND LCD MONITOR (BLUE ANGEL)
- DESKTOP PC/SERVER
- FAX, TV, LASER PRINTER
TYPICAL APPLICATION CIRCUIT
MINIDIP
ORDERING NUMBER: L6590AN
- HOME APPLIANCES/LIGHTING
s LINE CARD, DC-DC CONVERTERS
DESCRIPTION
The L6590A is a monolithic switching regulator de-
signed in BCD OFF-LINE technology, able to operate
with wide range input voltage and to deliver up to
15W output power. The internal power switch is a lat-
eral power MOSFET with a typical RDS(on) of 13Ω
and a V(BR)DSS of 700V minimum.
AC line
88 to 264 Vac
Pout
up to 15W
DRAIN
1
BOK L6590A
5
Vcc
3
6, 7, 8
4
GND
COMP
October 2000
1/19
1 page  
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Ipksb
Peak switch current for Standby Transition from Fosc to FSB
Operation
Ipkno Peak switch current for Normal
Operation
Transition from FSB to Fosc
BROWNOUT PROTECTION
Vth
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IHys
Threshold Voltage
Current Hysteresis
Voltage either rising or falling
Vpin = 3V
VCL Clamp Voltage
Ipin = 0.5 mA
THERMAL SHUTDOWN (***)
Threshold
Hysteresis
(*) Parameters tracking one the other
(**) Parameter guaranteed by design, not tested in production
(***) Parameters guaranteed by design, functionality tested in production
L6590A
Min.
Typ.
80
Max.
Unit
mA
190 mA
2.325 2.5 2.675 V
-30 -50 -70 µA
5.6 6.4 7.2
V
150 165
40
°C
°C
5/19
5 Page 
Figure 24. Test Board main waveforms
L6590A
A1: Idrain
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Ch1: Vdrain
Vin = 100 VDC
Iout = 2 A
Ch1: Vdrain
A1: Idrain
Vin = 400 VDC
Iout = 2 A
A1: Idrain
Ch1: Vdrain
Vin = 100 VDC
Iout = 50 mA
A1: Idrain
Ch1: Vdrain
Vin = 400 VDC
Iout = 50 mA
Figure 25. Test Board load transient response
Vout
Iout
Vin = 200 VDC
Iout = 0.2 ↔ 0.4 A
Standby Function
is not tripped
⇒transition
22 65 kHz
Vout
⇒transition
65 22 kHz
Iout
Vin = 200 VDC
Iout = 0.1 ↔ 0.3 A
Standby Function
is tripped
11/19
11 Page | ||
| Páginas | Total 19 Páginas | |
| PDF Descargar | [ Datasheet L6590A.PDF ] | |
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