Texas Instruments bq25890EVM, User Manual

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Datasheet of BQ25892EVM-664 - EVAL MOD BQ25892 COMPLETE CHARGR
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PGND
VBUS
VBUS
GND
PMID
GND
System
GND
Battery
GND
Vbus: 3.9V to 14V
J3
VBUS
1
D-
2
D+
3
ID
4
GND
5
6 7 8
1
1
1
0
9
J5
J2
J1
1000pF
C8 DNP
PGND
PMID
0
R13
10.0k
R14
10.0k
R15
10.0k
R5
0.047µF
C4
AGND
REGN
1000pF
C17 DNP
PGND
SYS
PGND
J4
1000pF
C20 DNP
BAT
PGND
1 2
3 4
5 6
7 8
9 10
J7
D+/PSEL
D-/PG
JP6
1
2
3
JP2
STAT
SCL
SDA
PULL-UP
PULL-UP
INT
OTG
CE
AGND
10.0k
R6
PULL-UP
10.0k
R7
DNP
JP7
AGND
768
R18
ILIM
TS
Green
D3
Green
D4
2.21k
R21
2.21k
R22
PULL-UP
STAT PG
AGND
D-
PG
10µF
C13
DNP
30.1k
R3
5.23k
R2
VBUS
200
R9
200
R11
200
R12
CE
SDA
SCL
JP9
REGN
JP8
10.0k
R8
JP10
AGND
TS
GND
TP2
TP3
TP10
TP4
TP5
D-/PG
OTG
TP11
TP16
REGN
STAT
CE
TP17
TP18
TP12
SCL
SDA TS
TP14
TP19
TP20
INT
TP13
TP15
10µF
C12
DNP
10µF
C11
DNP
TP6
PGND
TP8
AGND
TP7
QON
PG
D-
1
2
3
JP1
D+/PSEL
AGND
REGN
PSEL
HI
LOW
TEST POINTS
10.0k
R4
PGND
PGND
130
R1
D1
DNP
TS
AGND
1D+
1
1D-
2
2D+
3
2D-
4
GND
5
OE
6
D-
7
D+
8
S
9
VCC
10
U3
TS3USB221ARSER
1000pF
C9
DNP
PGND
VIN
1
GND
2
ON/OFF
3
BYPASS
4
VOUT
5
U2
LP2985AIM5-3.3/NOPB
JP5
D-
D+/PSEL
1µF
C23
2.2µF
C24
0.01µF
C22
100k
R10
VBUS 3.3V
PGND
VBUS
1
D-
2
D+
3
ID
4
GND
5
6 7 8
1
1
1
0
9
J6
ID ID
10.0k
R20
DSEL
3.3V
PGND
VBUS
PGND
PGND
4
1
2
3
J8
PGND
SCL
SDA
1
2
3
JP3 DSEL
PG
PG
DSEL
10k
R19
4.7µF
C3
1 4
S2A
2 3
S2B
QON
0
R16
0.01µF
C21 DNP
CE
4.7k
R23
AGND
S1
10µF
C2
1uH
L1
1.00
R17
DNP
0.1µF
C14 DNP
1µF
C18 DNP
1
2
3
JP4
10µF
C5
10µF
C6
10µF
C15 DNP
10µF
C16 DNP
10µF
C7
10µF
C19 DNP
10.0k
R24
1.5µH
L2
DNP
1µF
C1
DSEL
TP9
D+/PSEL
ILIM
TP21
D5
DNP
D2
DNP
22µF
C10
DNP
NT1
Net-Tie
VSYS: 3.5V to 4.75V
ICHG: 0 ~ 5A
VBUS
1
D+
2
D-
3
STAT
4
SCL
5
SDA
6
BAT
13
BAT
14
SYS
15
SYS
16
PGND
17
PGND
18
IN
T
7
O
T
G
/I
U
SB
8
C
E
9
IL
IM
1
0
T
S
1
1
Q
O
N
1
2
S
W
1
9
S
W
2
0
BT
S
T
2
1
R
EG
N
2
2
PM
ID
2
3
D
SEL
2
4
PAD
25
U1
BQ25890RTWR
Board Layout, Schematic, and Bill of Materials
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16 SLUUBA2B – March 2015 – Revised November 2015
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Copyright © 2015, Texas Instruments Incorporated
bq25890EVM, bq25892EVM, bq25895EVM, bq25896EVM and
bq25895MEVM(PWR664)
4.2 Schematics
The bq25890EVM ( Figure 18 ), bq25892EVM ( Figure 19 ), bq25895EVM ( Figure 21 ), bq25896EVM ( Figure 22 ) and bq25895MEVM ( Figure 21 )
schematics are provided for reference.
Figure 18. bq25890 EVM Schematic
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