NCP1230GEVB ON Semiconductor, NCP1230GEVB Datasheet - Page 17

• Manufacturer Part Number: NCP1230GEVB
• Description: EVAL BOARD FOR NCP1230G
• Manufacturer: ON Semiconductor

Specifications of NCP1230GEVB

• Design Resources: NCP1230 EVB BOM NCP1230GEVB Gerber Files NCP1230 EVB Schematic
• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 1, Isolated
• Power - Output: 90W
• Voltage - Output: 18.6V
• Current - Output: 4.74A
• Voltage - Input: 85 ~ 265VAC
• Regulator Topology: Flyback
• Frequency - Switching: 47kHz
• Board Type: Fully Populated
• Utilized Ic / Part: NCP1230
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: NCP1230G
• Other names: NCP1230GEVBOS

Figure 40. Soft−Start is Activated during a Startup
Current
Sense
0 V (Fresh PON)
V
CC
6 V (OCP)
2
Sequence or an OCP Condition
or
FB
20k
Vdd_fb
2.5 ms
10V
Max I
12.6 V
55k
P
25k
Skip
Comparators
http://onsemi.com
+
-
Figure 39.
Soft−Start
Ramp (1V max)
17
Error
2.5 msec
SS Timer
Vdd
CS
OSC
-
+
PWM