W-6139 Datasheet, PDF (5/13 Pages) Copal Electronics – 22 V High Current Boost

W-6139
TYPICAL CHARACTERISTICS
(V_IN = 5.0 V, I_OUT = 180 mA, T_AMB = 25$C, with typical application circuit unless otherwise specified.)
200
2.0
1.5
180
1.0
160
0.5
0
140
ï0.5
120
100
3.0
3.5
4.0
4.5
5.0
5.5
INPUT VOLTAGE (V)
Figure 8. Output Current vs. Input Voltage
ï1.0
ï1.5
ï2.0
4.5
4.7
4.9
5.1
5.3
5.5
INPUT VOLTAGE (V)
Figure 9. Output Current Regulation
95
95
90
90
IOUT = 120 mA
85
85
IOUT = 180 mA
80
80
75
80
100
120
140
160
180
200
OUTPUT CURRENT (mA)
Figure 10. Efficiency vs. Output Current
75
4.5
4.7
4.9
5.1
5.3
5.5
INPUT VOLTAGE (V)
Figure 11. Efficiency vs. Input Voltage
Figure 12. Powerïup at 180 mA
Figure 13. Switching Waveform
5