NCP1605FORWGEVB ON Semiconductor, NCP1605FORWGEVB Datasheet - Page 30

• Manufacturer Part Number: NCP1605FORWGEVB
• Description: EVAL BOARD FOR NCP1605FORWG
• Manufacturer: ON Semiconductor

Specifications of NCP1605FORWGEVB

• Design Resources: NCP1605FORWGEVB BOM NCP1605FORWGEVB Gerber Files NCP1605 EVB Schematic
• Main Purpose: AC/DC, Primary and Secondary Side with PFC
• Outputs And Type: 1, Isolated
• Voltage - Output: 19V
• Current - Output: 8A
• Voltage - Input: 90 ~ 265VAC
• Regulator Topology: Forward Converter
• Frequency - Switching: 133kHz
• Board Type: Fully Populated
• Utilized Ic / Part: NCP1217, NCP1605
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: NCP1605FORWG
• Other names: NCP1605FORWGEVBOS

Fault Management Block
(“BO_NOK”),
(“STDWN”), Die Overtemperature (“TSD”), the circuit
immediately turns off and recovers operation as soon as the
fault disappears.
circuit keeps off until the end of the next V
by the HV startup current source.
When any of the following faults is detected: brown−out
In case of UVLO (V
The following block diagram details the function.
V
V
Brown−Out
Pin Voltage
Drive Output
Circuit State
pfcOK
CC
OUT
When the high voltage, startup current source is on, the brown−out is active and its threshold is the upper one (V
Undervoltage
CC
V
OFF
CC
too low to allow operation), the
ON
1 V
(“UVP”),
Figure 71. Startup and Brown Out Conditions
CC
charge phase
shutdown
The Circuit is Off ≥ Low Consumption
http://onsemi.com
30
(Vcc<VccOFF)
V
1 V
CC
UVLO
OFF
Figure 72. Fault Management Block
TSD
Shutdown
Thermal
Internal
HVCS_ON
V
S
out
R
UVLO
Latch
Stdwn
Regulation Level
UVP
Q
V
CC
0.5 V
STUP
BO
= V
BO
H = 1 V).
BO_NOK
OFF