SP2525 Datasheet, PDF (6/16 Pages) Sipex Corporation – +3.0V to +5.5V USB Power Control Switch

IN
USB
Controller
R1
100k
ENABLE
FLAG
1 _EN
OUT ⁸
2 SP2525 IN 7
FLG
3 _GND
OUT 6
4 _NC
NC ⁵
AGND
Data
Control
SP5301
D+
D-
2 _C1
1 ^0.1µF
AGND
Ferrite Bead
2
RL
CL
1
Ferrite Bead
AGND
AGND
VBUS
D+
D-
GND
USB
Port
Figure 2. Typical Application Circuit for the SP2525
IN
OSCILLATOR
CHARGE
PUMP
FOLDBACK
SHUTDOWN
EN
CURRENT
SENSE
OUT
AGND
UVLO
OVER-TEMP
REFERENCE
AND
TEMPERATURE
SENSING
LOGIC
FIGURE 3
Figure 3. Internal Block Diagram for the SP2525
OVER
CURRENT
FLAG
AGND
Rev. 8/21/01
SP2525 +3.0 to +5.5 Power Control Switch
6
© Copyright 2001 Sipex Corporation