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TMI3493

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1000
产品编号
VIN Range(V):
4.5 to 36
IOUT (A):
3
Switching Frequency(Hz):
120k to 440k
VFB(V):
1.22
Iq(μA):
800
HS_FET Rds(on)(Ω):
0.07
LS_FET Rds(on)(Ω):
0.04
Control Mode:
CM
Functions:
PFM/PWM Sync. Buck
Package:
SOP8
Status:
MP
数量
-
+
库存:
0
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FEATURES
参数
GENERAL DESCRIPTION
APPLICATIONS
TYPICAL APPILCATION
P-MOS+N-MOS Switch Structure
Wide Input Voltage: 4.3V to 36V
Quiescent Current Iq=1mA Typical
High Efficiency up to 93%@12VIN to 5V/3A
3.0A Output Current
PFM in Light Load Condition
75kHz to 600kHz Adjustable Switching Frequency
Internal Compensation
Hiccup Output Short Current Protection
1.22V Feedback Voltage
Integrated Soft Start
Thermal Shutdown
Duty Cycle up to 100%
Low BOM Cost
SOP8 Package
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TMI3493 is a wide input voltage, high efficiency 3.0A synchronous rectified step-down converter. The TMI3493 operates at high efficiency over a wide output current load range. TMI3493 provides up to total 3A output current at 5V output. Switching
frequency can be set by external resistor. Maximum 100% duty cycle could be obtained. TMI3493 internal integrate 78mΩ high side and 30mΩ low side power MOSFET. Advanced production features include UVLO, Thermal Shutdown, Soft Start
Automotive Equipment
Car Charger/ Adaptor
Rechargeable Portable Devices
General-Purpose DC/DC Supply
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2022-11-23 14:24:02
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