EVL185W-LEDTV STMicroelectronics, EVL185W-LEDTV Datasheet - Page 17

• Manufacturer Part Number: EVL185W-LEDTV
• Description: DEMO BOARD VIPER27L L6564 L6599A
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of EVL185W-LEDTV

• Design Resources: EVL185W-LED BOM EVL185W-LED Schematic
• Main Purpose: Power Supply with PFC
• Outputs And Type: 4, Isolated
• Power - Output: 185W
• Voltage - Output: 130V, 24V, 12V, 5V
• Current - Output: 620mA,2A, 4A, 2A
• Voltage - Input: 90 ~ 264VAC
• Regulator Topology: -
• Frequency - Switching: -
• Board Type: Fully Populated
• Utilized Ic / Part: Viper27L, L6564, L6599A
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-11255

AN3339
Figure 21. Standby supply o/p short-circuit
Figure 23. Standby supply dynamic load
CH1: DRAIN (pin #8)
CH3: V
CH1: FB (pin #4)
CH3: 5 V stby
DD
(pin #2)
In
voltage have been checked. The most critical situation is when the PFC stage is operating,
as during no load operation the burst pulses have the lowest repetition rate, due to higher
input voltage, and the V
down. As seen in the figures, both transitions are clean and there isn't any output voltage or
V
at 230 Vac - 50 Hz, full load
at 115 Vac - 60 Hz - PFC off
DD
Figure 23
dip.
and
CH4: FB (pin #4)
CH4: 5 V stby current
CH2: 5 V stby
CH2: V
24
the transitions from full load to no load and vice versa at maximum input
DD
DD
(pin #2)
might drop below V
Doc ID 18449 Rev 1
Figure 22. Standby supply o/p short-circuit
Figure 24. Standby supply dynamic load
CH1: DRAIN (pin #8)
CH3: V
CH1: FB (pin #4)
CH3: 5 V stby
DDoff
DD
(pin #2)
(8 V typ.), causing the controller to shut
at 230 Vac, full load - detail
at 115 Vac - 60 Hz - PFC on
CH4: FB (pin #4)
CH4: 5 V stby current
CH2: 5 V stby
CH2: V
DD
Functional check
(pin #2)
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