r2j20751np Renesas Electronics Corporation., r2j20751np Datasheet - Page 18

• Manufacturer Part Number: r2j20751np
• Description: Peak Current Mode Synchronous Buck Controller With Power Mos Fets
• Manufacturer: Renesas Electronics Corporation.

R2J20751NP
Hiccup Operation when the Over-Current Limit (OCL) is Reached
R07DS0240EJ0100 Rev.1.00
Jan 26, 2011
TRK-SS
CS
Note: Propagation delay is ignored.
FB
Top
MOSFET
signal
Bottom
MOSFET
signal
PGOOD *
ON/OFF
(UVL)
Note: 2. Connected 51 k resistor between PGOOD and VCIN.
0V
2
1.5 V
125%
Skipped 1024 pulses
Detected OVP
Detected OCL
Output current signal
Normal operation
Skipped 1024 pulses
Page 18 of 25
Preliminary
90%