RT2101B
Typical Operating Characteristics
Efficiency vs. Output Current
Efficiency vs. Output Current
100
100
90
80
70
60
50
40
30
20
10
0
90
80
70
VIN = 3.3V
VIN = 5V
60
50
40
30
20
10
VOUT = 1.8V
VIN = 5V, VOUT = 3.3V
10
0
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
Output Current (A)
Output Current (A)
Reference Voltage vs. Temperature
Output Voltage vs. Output Current
0.85
1.85
1.84
1.83
1.82
1.81
1.80
0.84
0.83
0.82
0.81
0.80
VIN = 5V
IN = 3.3V
V
VOUT = 1.8V
1.25 1.5 1.75 2
-50
-25
0
25
50
75
100
125
0
0.25 0.5
0.75
1
Temperature (°C)
Output Current (A)
Frequency vs. Temperature
Frequency vs. Input Voltage
1000
980
960
940
920
900
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
0.94
0.93
0.92
VIN = 3.3V, VOUT = 1.8V, IOUT = 1A
25 50 75 100 125
VOUT = 1.8V, IOUT = 1A
5.5 6
-50
-25
0
3
3.5
4
4.5
5
Temperature (°C)
Input Voltage (V)
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DS2101B-06 March 2020
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7
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