IR11672ASPBF International Rectifier, IR11672ASPBF Datasheet - Page 18

• Manufacturer Part Number: IR11672ASPBF
• Description: IC MOSFET DRIVER 200V 8-SOIC
• Manufacturer: International Rectifier
• Series: Advanced Smart Rectifier™r

Specifications of IR11672ASPBF

• Configuration: Half Bridge
• Input Type: Non-Inverting
• Delay Time: 60ns
• Current - Peak: 2A
• Number Of Configurations: 1
• Number Of Outputs: 2
• Voltage - Supply: 11.4 V ~ 18 V
• Operating Temperature: -25°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: *
• Part Status: Active and Preferred
• Package: 8-Pin SOIC(NB)
• Circuit: Switching Regulator Controller
• Topology: Flyback / Resonant Half-Bridge
• Current Mode: Discontinuous / Critical
• Vcc (min): 11.4
• Vcc (max): 18
• Vout (max): 200
• Iout (a): +2 / -7
• Switch Freq (khz): up to 500kHz
• Vgate Clamp (v): 10.7
• Programmability: MOT / OVT
• Enable Pin: Yes
• Isleep (ua): 200
• Automatic Mot Protection: Yes
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• High Side Voltage - Max (bootstrap): -
• Lead Free Status / Rohs Status: RoHS Compliant part

www.irf.com
Synchronized Enable Function
This function works in both flyback and resonant half-bridge topologies. Figure 10 is an example in resonant
half-bridge converter.
General Timing Waveform
VCC
Figure 10: Synchronized Enable Function (resonant half-bridge)
V
V
TH2
10%
50%
90%
DS
UVLO
t
Don
Figure 12: Timing waveform
t
rise
Figure 11: Vcc UVLO
V
Gate
18
NORMAL
V
TH1
t
Doff
t
fall
UVLO
VCC UVLO
VCC ON
© 2009 International Rectifier
t
IR11672AS