參數(shù)資料
型號(hào)： TPS650732TRSLRQ1
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： POWER SUPPLY SUPPORT CKT, PQCC48
封裝： 6 X 6 MM, 0.4 MM PITCH, GREEN, PLASTIC, QFN-48
文件頁數(shù)： 5/90頁
文件大小： 1375K
代理商： TPS650732TRSLRQ1
INT_LDO
EN_wLED
AD_IN4
AD_IN3
AD_IN2
AD_IN1
AGND
BYP
ASS
INT
EN_EXTLDO
FB_WLED
L4
AVDD6
ISET2
VLDO2
ISET1
VINLDO1/2
ISINK1
VLDO1
ISINK2
BAT
VIN_DCDC3
BAT
L3
SYS
PGND3
SYS
VDCDC3
ISET
SCLK
AC
SDAT
TS
PGOOD
USB
PB_IN
POWER_ON
EN_DCDC1
EN_DCDC2
EN_DCDC3
DEFDCDC3
DEFDCDC2
VDCDC1
L1
VINDCDC1/2
L2
VDCDC2
PB_OUT
1
2
3
4
12
5
6
7
8
28
9
10
11
27
26
32
31
30
29
36
35
34
33
25
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
37
POWER PAD
41
40
39
38
INT_LDO
THRESHOLD
AD_IN4
(TSY2)
AD_IN3
(TSY1)
AD_IN2
(TSX2)
AD_IN1
(TSX1)
AGND
BYP
ASS
INT
RESET
FB_WLED
L4
AVDD6
ISET2
VLDO2
ISET1
VINLDO1/2
ISINK1
VLDO1
ISINK2
BAT
VIN_DCDC3
BAT
L3
SYS
PGND3
SYS
VDCDC3
ISET
SCLK
AC
SDAT
TS
PGOOD
USB
PB_IN
POWER_ON
EN_DCDC1
EN_DCDC2
EN_DCDC3
DEFDCDC3
DEFDCDC2
VDCDC1
L1
VINDCDC1/2
L2
VDCDC2
PB_OUT
37
POWER PAD
41
40
39
38
22
23
24
48
47
46
45
44
43
42
25
13
14
15
16
17
18
19
20
21
36
35
34
33
32
31
30
29
28
9
10
11
27
26
12
5
6
7
8
1
2
3
4
TPS65072
TPS65070, TPS65073, TPS650731, TPS650732
www.ti.com
SLVSAP7 – JANUARY 2011
BATTERY CHARGER
(1) (continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
THERMAL REGULATION
If temperature is exceeded, charge current is
TJ(REG)
Temperature regulation limit
115
125
135
°C
reduced
TJ(OFF)
Charger thermal shutdown
155
°C
TJ(OFF-HYS)
Charger thermal shutdown hysteresis
20
°C
DEVICE INFORMATION
PIN ASSIGNMENT (TOP VIEW)
PIN FUNCTIONS
PIN
I/O
DESCRIPTION
NAME
NO.
CHARGER BLOCK:
Input power for power path manager, connect to external DC supply. Connect external 1mF (minimum) to
AC
10
I
GND
Input power for power path manager, connect to external voltage from a USB port. Connect external 1mF
USB
12
I
(minimum) to GND. Default input current limit is 500 mA max
BAT
5,6
O
Charger power stage output, connect to battery. Place a ceramic capacitor of 10mF from these pins to GND
AVDD6
1
O
Internal “always-on”-voltage. Connect a 4.7mF cap from AVDD6 to GND
System voltage; output of the power path manager. All voltage regulators are typically powered from this
SYS
7, 8
O
output.
Temperature sense input. Connect to NTC thermistor to sense battery pack temperature. TPS6507x can be
internally programmed to operate with a 10k curve 2 or 100k curve 1 thermistor. To linearize the thermistor
TS
11
I
response, use a 75k (for the 10k NTC) or a 360k (for the 100k NTC) in parallel with the thermistor. Default
setting is 10k NTC
ISET
9
I
Connect a resistor from ISET to GND to set the charge current.
SCLK
28
I
Clock input for the I2C interface.
SDAT
27
I/O
Data line for the I2C interface.
Analog input1 for A/D converter TPS65070, TPS65073, TPS650731, TPS650732 only:
AD_IN1
43
I
(TSX1)
Input 1 to the x-plate for the touch screen.
Copyright 2011, Texas Instruments Incorporated
13
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