ncp5252 ON Semiconductor, ncp5252 Datasheet - Page 2

• Manufacturer Part Number: ncp5252
• Description: 2a Integrated Sync Buck Converter
• Manufacturer: ON Semiconductor

FREQ_SET
EN / SKIP
PGOOD
COMP
FB
PGOOD
VREF
Error Amplifier
+
−
VREF+10%
VREF−15%
VREF−20%
VREF+15%
OSC
Figure 1. NCP5252 Typical Block Diagram
Control
Level
ENABLE
FPWM
SKIP
+
−
+
−
+
−
+
−
/ DIV
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PGH
UVP
PGL
OVP
2
AGND
Shutdown
Thermal
Generator and
Control Logic,
PWM Logic
Protection,
NCP5252
RAMP
V5
Control
UVLO
LDO
Soft stop
VCC
OC monitor
OC monitor
VCC
BST
LX
VO
PGND