SC172MLTRT View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
SC172MLTRT
Semtech Corporation
'SC172MLTRT' PDF : 27 Pages View PDF
Typical Characteristics
100.0
Efficiency vs Output Current
95.0
90.0
85.0
80.0
75.0
70.0
Vin=5V, Vo=3.3V,
LOUT: DS86C-B992AS-2R0N,
COUT=22mFx2
RTON = 90.9kOhm
Red: PSAVE Mode
Blue: Forced Continuous PWM Mode
65.0
0
0.5
1
1.5
2
Output Current (A)
Efficiency vs Output Current
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
Vin=5V, Vo=1.2V,
LOUT: DS86C-B992AS-2R0N
COUT=22mF+0.1mF
RTON = 24.9kOhm
Red: PSAVE Mode
Blue: Forced Continuous PWM Mode
50.0
0
0.5
1
1.5
2
Output Current (A)
Efficiency vs Output Current
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
Vo=1.2V, RTON = 24.9kOhm
LOUT: DS86C-B992AS-2R0N
COUT:22mF+0.1mF
Forced Continuous Mode
Red:Vin = 3.5V
Green: Vin = 4.0V
Blue: Vin = 5.0V
50.0
0
0.5
1
1.5
2
Output Current (A)
© 2010 Semtech Corporation
SC172
3.350
3.344
3.338
Output Voltage vs Output Current
Vin=5V, Vo=3.3V,
LOUT: DS86C-B992AS-2R0N
COUT=22mFx2
RTON = 90.9kOhm
3.332
3.326
Blue: Forced Continuous PWM Mode
Red: PSAVE Mode
3.320
0
0.5
1
1.5
2
Output Current (A)
Output Voltage vs Output Current
1.224
1.223
1.222
1.221
1.220
Vin=5V, Vo=1.21V,
LOUT: DS86C-B992AS-2R0N
COUT=22mF+0.1mF
RTON = 24.9kOhm
Red: PSAVE Mode
Blue: Forced Continuous PWM
Mode
1.219
1.218
1.217
1.216
0
0.5
1
1.5
2
Output Current (A)
Output Voltage vs Output Current
1.225
1.223
1.220
Vo=1.21V, RTON =24.9kOhm
COUT:22mF+0.1mF
LOUT: DS86C-B992AS-2R0N,
Forced Continuous Mode
Black: Vin = 3.5V
1.218
1.215
1.213
Black: Vin = 3.5V
Red: Vin = 4V
Blue: Vin = 5.0V
1.210
0
0.5
1
1.5
2
Output Current (A)
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