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X R P 2 5 2 7 - X R P 2 5 2 8
S i n g l e / D u a l C h a n n e l A d j u s t a b l e C u r r e n t P o w e r
D i s t r i b u t i o n S w i t c h
PIN ASSIGNMENT
?
XRP2528
ENA
FLGA
1
2
10
9
OUTA
IN
FLGB
ENB
RSETA
3
4
5
11
GND
8
7
6
GND
OUTB
RSETB
TDFN-10L
3mm x 3mm
Fig. 3: XRP2527/28 Pin Assignment
PIN DESCRIPTION – XRP2527
Name
EN
FLG
GND
NC
IN
OUT
RSET
Pin Number
1
2
3
5,6
7
8
4
Description
Channel Enable Input
Error Flag Signal
Active low open drain output. Active on over-current, over-temperature or UVLO conditions.
Ground Signal
No Connect
Voltage Input Pin
Voltage Output Pin
Current Limiting Threshold setting
RSET floating: USB 3.0 current limit settings
RSET tied to IN: USB 2.0 current limit settings
RSET tied to GND via resistor R: Adjustable current limit
PIN DESCRIPTION – XRP2528
Name
EN X
FLG X
GND
IN
OUT X
RSET X
Pin Number
1,4
2,3
8
9
7,10
5,6
Description
Channel Enable Input
Error Flag Signal
Active low open drain output. Active on over-current, over-temperature or UVLO conditions.
Ground Signal
Voltage Input Pin
Voltage Output Pin
Current Limiting Threshold setting
RSET floating: USB 3.0 current limit settings
RSET tied to IN: USB 2.0 current limit settings
RSET tied to GND via resistor R: Adjustable current limit
ORDERING INFORMATION
Part Number
XRP2527IHB-1-F
XRP2527IHBTR-1-F
XRP2528IHB-1-F
XRP2528IHBTR-1-F
Temperature Range
-40°C ≤ T A ≤ +85°C
-40°C ≤ T A ≤ +85°C
Marking
2527I
YYWW 1
X
2528I
YYWW 1
X
Package
TDFN8
TDFN10
Packing Quantity
Bulk
2.5K/Tape & Reel
Bulk
2.5K/Tape & Reel
Note 1
Lead Free and
Halogen Free
Lead Free and
Halogen Free
Note 2
Single Channel
Active high
Dual Channel
Active high
XRP2527EVB
XRP2528EVB
XRP2527 Evaluation Board
XRP2528 Evaluation Board
“YY” = Year – “WW” = Work Week – “X” = Lot Number
? 2011 Exar Corporation
4/13
Rev. 1.1.0
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