RT8015B Datasheet, PDF (7/16 Pages) Richtek Technology Corporation – 3A, 2MHz, Synchronous Step-Down Converter

Typical Operating Characteristics
100
90
80
70
60
50
40
30
20
0.01
Efficiency vs. Load Current
VIN = 5.5V
VIN = 5V
VIN = 4.5V
VOUT = 2.5V
0.1
1
10
Load Current (A)
Frequency vs. Temperature
1.08
1.06
1.04
1.02
1.00
0.98
-50 -25
VIN = 5V, VOUT = 2.5V, IOUT = 0A
0
25 50 75
Temperature (°C)
100 125
Quiescent Current vs. Input Voltage
450
440
430
420
410
400
390
380
370
360
2.5
3
3.5
4
4.5
5
5.5
Input Voltage (V)
DS8015B-04 March 2011
RT8015B
Output Voltage vs. Load Current
2.492
2.488
2.484
2.480
2.476
2.472
2.468
2.464
2.460
2.456
VIN = 5V
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
Peak Current Limit vs. Input Voltage
5.0
4.5
4.0
3.5
3.0
2.5
2.0
3.5 3.75
VOUT = 2.5V
4 4.25 4.5 4.75 5 5.25 5.5
Input Voltage (V)
Quiescent Current vs. Temperature
450
440
430
420
410
400
390
380
-50 -25
0
25 50 75
Temperature (°C)
VIN = 5V
100 125
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