NCP1605FORWGEVB ON Semiconductor, NCP1605FORWGEVB Datasheet - Page 16
![EVAL BOARD FOR NCP1605FORWG](/photos/28/38/283867/ncp1605forwgevb_sml.jpg)
NCP1605FORWGEVB
Manufacturer Part Number
NCP1605FORWGEVB
Description
EVAL BOARD FOR NCP1605FORWG
Manufacturer
ON Semiconductor
Datasheets
1.NCP1217P100G.pdf
(19 pages)
2.NCP1605ADR2G.pdf
(32 pages)
3.NCP1605FORWGEVB.pdf
(2 pages)
4.NCP1605FORWGEVB.pdf
(20 pages)
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
Soft- -Start (NCP1217A only)
activated during the power on sequence (PON). As soon as
V
increased from nearly zero up to the maximum clamping
level (e.g. 1.0 V). This situation lasts during 1.0 ms and
further to that time period, the peak current limit is blocked
to 1.0 V until the supply enters regulation. The soft- -start is
CC
The NCP1217A features an internal 1.0 ms soft- -start
reaches VCC
Figure 30. Soft- -start is activated during a startup sequence or an OCP condition
OFF
, the peak current is gradually
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16
also activated during the Over Current Burst (OCP)
sequence. Every restart attempt is followed by a soft- -start
activation. Generally speaking, the soft- -start will be
activated when V
power- -on sequence) or 5.6 V, the latchoff voltage occurring
during OCP. Figure 30 portrays the soft- -start behavior. The
time scales are purposely shifted to offer a better zoom
portion.
CC
ramps up either from zero (fresh