FAN48632 Datasheet, PDF (6/13 Pages) Fairchild Semiconductor – 2.5 MHz, 2.0 A Pulsed-Load Synchronous TinyBoost

Typical Characteristics
Unless otherwise specified; VIN = 3.0 V,VOUT = 3.5 V, VSEL=0 V,and TA = 25°C; circuit and components according to Figure 1.
100%
100%
95%
95%
90%
90%
85%
80%
75%
70%
0
2.5 VIN
2.7 VIN
3.0 VIN
3.3 VIN
3.0 VIN, VSEL1
500
1000
Load Current (mA)
Pulse Load only
1500
2000
Figure 5. Efficiency vs. Load Current and Input Voltage
85%
80%
75%
70%
0
- 40C
+25C
+85C
500
1000
Pulse Load only
1500
2000
Load Current (mA)
Figure 6. Efficiency vs. Load Current and Temperature
100%
100%
95%
95%
90%
90%
85%
85%
80%
75%
70%
0
2.5 VIN
2.7 VIN
3.0 VIN
3.0 VIN, VSEL1
500
1000
Load Current (mA)
Pulse Load only
1500
2000
Figure 7. Efficiency vs. Load Current and Input Voltage,
VOUT=3.3 V
80%
75%
70%
0
- 40C
+25C
+85C
500
1000
Pulse Load only
1500
2000
Load Current (mA)
Figure 8. Efficiency vs. Load Current and Temperature,
VOUT=3.3 V
3
3
2.5 VIN
2.7 VIN
2
3.0 VIN
2
3.3 VIN
- 40C
+25C
+85C
1
1
0
0
-1
-2
0
Pulse Load only
500
1000
1500
2000
Load Current (mA)
Figure 9. Output Regulation vs. Load Current and Input
Voltage (Normalized to 3.0 VIN, 500 mA Load)
-1
-2
0
Pulse Load only
500
1000
1500
2000
Load Current (mA)
Figure 10. Output Regulation vs. Load Current and
Temperature (Normalized to 3.0 VIN, 500 mA Load,
TA=25°C)
© 2013 Fairchild Semiconductor Corporation
FAN48632 • Rev. 1.0.3
6
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