IRS2500SPBF International Rectifier, IRS2500SPBF Datasheet - Page 9

• Manufacturer Part Number: IRS2500SPBF
• Description: PFC SMPS control IC designed to drive Boost or Flyback switching regulators providing high power factor
• Manufacturer: International Rectifier

Specifications of IRS2500SPBF

• Channels: 2
• Topology: PFC IC
• Application: SMPS/Lighting
• Io+ (ma): 500
• Io- (ma): 500
• Over Current Protection: Yes
• Vbsuv+ / Vccuv+ Min (v): 11.5
• Vbsuv+ / Vccuv+ Typ (v): 12.5
• Vbsuv+ / Vccuv+ Max (v): 13.5
• Vbsuv- / Vccuv- Min (v): 9.5
• Vbsuv- / Vccuv- Typ (v): 10.5
• Vbsuv- / Vccuv- Max (v): 11.5
• T On Typ (ns): 60
• T On Max (ns): 110
• T Off Typ (ns): 30
• T Off Max (ns): 70
• Package: 8-Lead SOIC
• Part Status: Active & Preferred

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Functional Block Diagram
COMP
VBUS
VDC
OC
ZX
VDCCLAMP
VZXCLAMP
3
4
1
2
5
VOCTH
Blank Time
VZX
VVBUS
MODULATOR
ON TIME
VVBUSOV
OVP
9
UVLO
VCC
8
VCLAMP
R1
R2 Q
S
S
R
Q
COM
Q
Q
6
© 2012 International Rectifier
Watchdog
Timer
IRS2500S
VCC
7
OUT