IR11662SPBF International Rectifier, IR11662SPBF Datasheet - Page 18

• Manufacturer Part Number: IR11662SPBF
• Description: IC CNTROL SMART RECTIFIER 8-SOIC
• Manufacturer: International Rectifier
• Series: Advanced Smart Rectifier™r

Specifications of IR11662SPBF

• Configuration: High-Side
• Input Type: Non-Inverting
• Delay Time: 60ns
• Current - Peak: 1A
• Number Of Configurations: 1
• Number Of Outputs: 1
• Voltage - Supply: 11.4 V ~ 18 V
• Operating Temperature: -25°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: *
• Device Type: MOSFET
• Module Configuration: Half Bridge
• Peak Output Current: 4A
• Input Delay: 60ns
• Output Delay: 50ns
• Supply Voltage Range: 11.4V To 18V
• Driver Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• 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): +1 / -4
• 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): -

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Synchronized Enable Function
Sync Enable function guarantees the VGATE always starts switching at the beginning of a switching cycle.
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
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t
IR11662S