R2J20701NP_08 RENESAS [Renesas Technology Corp], R2J20701NP_08 Datasheet - Page 22

• Manufacturer Part Number: R2J20701NP_08
• Description: Peak Current Mode Synchronous Buck Controller with Power MOS FETs
• Manufacturer: RENESAS [Renesas Technology Corp]

R2J20701NP
Oscillator and Pulse Generator
1. Standalone operation or operation as the master chip in a parallel configuration with other chips.
Note: Propagation delay is ignored.
Frequency of oscillation for CT:
Switching frequency
Frequency setting range (for Fsw): 200 kHz to 1 MHz (i.e. 400 kHz to 2 MHz for Fct)
REJ03G1459-0400 Rev.4.00 Jun 30, 2008
Page 22 of 27
(Internal signal)
(Internal signal)
Max. Duty
Fct =
Fsw = 0.5 × Fct
RES
SYNC
CT
3 V
2 V
5 V
0 V
2
(CT(F) + 18 pF)
160 A
(Hz)
50 ns (typ.)
1 V
(Hz)