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| TB7101F Datasheet, PDF (3/17 Pages) Toshiba Semiconductor – Step-down DC-DC Converter IC | |||
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Timing Chart
OSC
0
IOUT
0
VOUT
0
VCOMP
0
IL
0
VLX
0
TON
T
Overheat state operation
OSC
0
Tch
Tch increase
VLX
Low Voltage operation
VIN
0
OSC
0
VLX
0
TB7101F(T5L1.2,F) , TB7101F(T5L1.5,F)
TB7101F(T5L1.8,F) , TB7101F(T5L2.5,F)
TB7101F(T5L3.3,F)
The peak switch current is determined
according to the VCOMP.
Hysteresis: 25°C (typ.)
Hysteresis: 0.1 V (typ)
OSC : Internal oscillator output voltage
IOUT : Load current
VOUT: Output voltage
VCOMP: Output voltage of error amplifier
IL
: Inductor current
VLX : LX pin voltage
VIN : Input pin voltage
Tch : Channel temperature
3
2007-09-06
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