XRP2527 Datasheet, PDF (8/13 Pages) Exar Corporation – Single/Dual Channel Adjustable Current Power Distribution Switch

XRP2527 - XRP2528
Single/Dual Channel Adjustable Current Power
Distribution Switch
Fig. 22: Under-voltage lockout trip level vs. Temperature
(VIN Rising)
Current limit Threshold vs. RSET resistor
XRP2527 & XRP2528 (Both channels)
1200
1000
800
600
400
200
0
100
150
200
250
300
350
RSET (kOhm)
VIN=5V
VIN=3.3V
VIN=1.8V
Fig. 23: Current Limit Threshold vs. RSET resistor value
Fig. 24: Turn-On, Turn-Off Characteristics (XRP2528):
COUT = 1uF, Rload = 10Ω, RSET floating
Fig. 25: Turn-On, Turn-Off Characteristics (XRP2528):
COUT = 1uF, Rload = 5Ω, RSET floating
Fig. 26: Current Limit Operation (XRP2527):
VIN=5.5V, Rload = 3.9Ω, USB3.0
Fig. 27: Current Limit Operation (XRP2528):
VIN=1.8V, Rload = 1.5Ω, USB2.0
© 2011 Exar Corporation
8/13
Rev. 1.1.0