ir3637s International Rectifier Corp., ir3637s Datasheet - Page 17

• Manufacturer Part Number: ir3637s
• Description: 1% Accurate Synchronous Pwm Controller
• Manufacturer: International Rectifier Corp.

IR3637SPBF
TYPICAL PERFORMANCE CURVES
Test Conditions:
Vcc=Vin=5V, Vc=12V, Vout=1.8V, Iout=0-7A, Ta=Room Temp, No Air Flow. Unless otherwise specified.
Figure 15 - Start up waveforms
Figure 14 - Start up waveforms
Ch1: Vin=Vcc, Ch3: Vss, Ch4: Vout
Ch1: Vin=Vcc, Ch2: Vc, Ch3: Vss, Ch4: Vout
Figure 17 - Gates waveforms
Figure 16 - Gates waveforms
Ch1: Hdrv, Ch2: Ldrv, Ch3: Inductor Point
Ch1: Hdrv, Ch2: Ldrv, Ch4: Inductor Current
ILoad=5A
ILoad=5A
Rev. 1.1
www.irf.com
17
06/16/05