XRP7714_1009 Datasheet, PDF (9/29 Pages) Exar Corporation – Quad Channel Digital PWM Step Down Controller

XRP7714
Quad Channel Digital PWM Step Down Controller
200
190
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170
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150
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120
110
100
5
10
15
20
25
VIN (V)
Fig. 10: Shutdown Current
5.1V to 25V
2000
1800
1600
1400
1200
1000
800
600
400
200
0
4.7 4.8 4.8 4.9 4.9 5.0 5.0 5.1 5.1 5.2
VIN (V)
Fig. 11: Shutdown Current
4.8V to 5.1V
Fig. 12: Simultaneous Start-up
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
Fig. 13: Simultaneous Soft-stop
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
Fig. 14: Sequential Start-up
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
Fig. 15: Sequential Soft-stop
VOUT Shutdown=0.8V, 3A load
CH1:3.3V, CH2:5V, CH3:1V, CH4:1.8V
© 2010 Exar Corporation
9/29
Rev. 1.1.4