FAN5601 Datasheet, PDF (5/14 Pages) Fairchild Semiconductor – Regulated Step-Down Charge Pump DC/DC Converter

FAN5601
PRODUCT SPECIFICATION
Typical Performance Characteristics
T_A = 25°C, C_IN = C_OUT =10µF, C_B = 1µF, V_OUT = 1.3V, unless otherwise noted.
Line Transient Response
Load Transient Response
V_IN = 4.4V
V_IN = 2V
V_IN = 2 V to 4.4V
I_OUT = 10mA
Time (10µs/div)
Input Current vs Input Voltage
46
44
I_OUT = 0mA
42
40
38
36
34
32
30
28
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Input Voltage (V)
Output Voltage vs Ambient Temperature
1.31
1.30
1.29
1.28
V_IN = 4V
I_OUT = 10mA
1.27
1.26
-60 -40 -20 0 20 40 60 80 100 120 140
Ambient Temperature (°C)
V_IN = 3.3V
I_OUT = 100mA
I_OUT = 1mA
Time (1ms/div)
Shutdown Current vs Input Voltage
70
V_OUT = 0V
60
50
40
30
20
10
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Input Voltage (V)
Mode Change Threshold and Hysteresis
vs Load Current
3. 5
3. 0
2. 5
Low Threshold
2. 0
High Threshold
1. 5
1. 0
Hysteresis
0. 5
0. 0
0
20 40 60 80 100 120 140 160
Load Current (mA)
REV. 1.0.4 4/4/05
5