SMPS MOSFET
PD - 95385
SMPS MOSFET
Applications l High Frequency DC-DC Isolated
Converters with Synchronous Rectification for Tele...
Description
PD - 95385
SMPS MOSFET
Applications l High Frequency DC-DC Isolated
Converters with Synchronous Rectification for Telecom and Industrial Use l High Frequency Buck Converters for Computer Processor Power l Lead-Free
VDSS
20V
IRF3706PbF IRF3706SPbF
IRF3706LPbF
HEXFET® Power MOSFET
RDS(on) max
8.5mΩ
ID
77A
Benefits l Ultra-Low Gate Impedance
l Very Low RDS(on) at 4.5V VGS
l Fully Characterized Avalanche Voltage and Current
TO-220AB IRF3706
D2Pak IRF3706S
TO-262 IRF3706L
Notes through are on page 11 www.irf.com
1
06/08/04
IRF3706/S/LPbF
2 www.irf.com
IRF3706/S/LPbF
Fig 1. Typical Output Characteristics
Fig 2. Typical Output Characteristics
Fig 3. Typical Transfer Characteristics www.irf.com
Fig 4. Normalized On-Resistance Vs. Temperature
3
IRF3706/S/LPbF
Fig 5. Typical Capacitance Vs. Drain-to-Source Voltage
Fig 6. Typical Gate Charge Vs. Gate-to-Source Voltage
Fig 7. Typical Source-Drain Diode Forward Voltage
4
Fig 8. Maximum Safe Operating Area www.irf.com
Fig 9. Maximum Drain Current Vs. Case Temperature
IRF3706/S/LPbF
VDS VGS RG
RD D.U.T.
10V
Pulse Width ≤ 1 µs Duty Factor ≤ 0.1 %
+-VDD
Fig 10a. Switching Time Test Circuit
VDS 90%
10% VGS
td(on) tr
td(off) tf
Fig 10b. Switching Time Waveforms
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case www.irf.com
5
IRF3706/S/LPbF
15V
VDS
L
DRIVER
RG
2V0GVS tp
D.U.T IAS
0.01Ω
+ - VDD
A
Fig 12a. Unclamped Inductive Test Circuit
V(BR)DSS tp
IAS
Fig 12b. Unclamped ...
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