r2j20701np Renesas Electronics Corporation., r2j20701np Datasheet - Page 8

• Manufacturer Part Number: r2j20701np
• Description: Peak Current Mode Synchronous Buck Controller With Power Mosfets
• Manufacturer: Renesas Electronics Corporation.

R2J20701NP
Current
sense
Note:
REJ03G1459-0300 Rev.3.00 Jun 20, 2007
Page 8 of 27
1. These are reference values for design and have not been 100% tested in production.
CS current ratio
Leading edge blanking
time
CS comparator delay to
output
OCP comparator
threshold on CS pin
Hiccup interval
RAMP offset voltage
CS offset current
Item
TLD
Td-cs
Vocp
Tocp
Vramp-dc
Ics-dc
Idh/Ics
Symbol
1.43
1.98
Min
77
—
—
—
—
(Ta = 25°C, VIN = VCIN = 12 V, unless otherwise specified)
18500 *
490 *
55 *
50 *
2.20
Typ
1.5
92
1
1
1
1
Max
1.57
2.42
107
—
—
—
—
Unit
mV
ms
PA
—
ns
ns
V
CT = 68 pF
CS = 0 V
Test Conditions