Texas Instruments TPS65820 Evaluation Module TPS65820EVM TPS65820EVM Scheda Tecnica
Codici prodotto
TPS65820EVM
1
FEATURES
APPLICATIONS
SYS_IN
L1
SM1
PGND1
PGND2
SM2
L2
AGND0
SM3
FB3
L3
SM3SW
OUT
SIM
OUT
GPIO1
USB
GPIO2
LDO_PM
PWM
AC
RED
BA
T
GREEN
BA
T
BLUE
TMR
SCLK
ISET1
SDAT
DPPM
INT
TS
RESP
WRON
RTC_OUT
TRSTP
WON
HOT_RST
LDO1
LDO0
LDO3
LDO35_REF
VIN_LDO35
LDO4
ADC_REF
AGND2
ANLG1
ANLG2
LDO5
GPIO3
GROUND PAD
AGND1
VIN_LDO02
PGND3
VIN_SM2
VIN_SM1
2
11
8
13
10
12
9
6
7
5
3
4
14
38
41
36
39
37
40
42
34
35
33
32
31
30
27
29
25
28
26
24
23
22
19
21
20
18
17
LED_PWM
LDO2
48
47
43
44
46
45
49
50
51
54
52
56
53
55
1
16
15
QFN 56-Pin, 7 x 7 mm Package
(Top View - Not To Scale)
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SLVS663B – MAY 2006 – REVISED APRIL 2008
SINGLE-CELL Li-ION BATTERY- AND POWER-MANAGEMENT IC
•
HOST INTERFACE
•
BATTERY CHARGER
–
Host can set system parameters and
access system status using I
access system status using I
2
C interface
–
Complete charge management solution for
single Li-Ion/Li-Pol cell with thermal
single Li-Ion/Li-Pol cell with thermal
–
Interrupt function with programmable
foldback, dynamic power management and
masking signals system status modifiction
pack temperature sensing, supporting up
to host
to 1.5-A max charge current
–
3 GPIO ports, programmable as drivers,
–
Programmable charge parameters for AC
integrated A/D trigger or buck converters
adapter and USB port operation
standby mode control
•
INTEGRATED POWER SUPPLIES
–
A total of 9 LDOs are integrated:
•
PDAs
–
Six adjustable output LDOs (1.25-V to
•
Smart Phones
3.3-V)
•
MP3s
–
Two fixed-voltage LDOs (3.3-V)
•
Internet Appliances
–
One fixed-voltage, always-on LDO
•
Handheld Devices
(3.3-V)
–
One RTC backup supply with low
leakage (3.1-V)
leakage (3.1-V)
–
Two 600-mA output current, 0.6-V to 3.4-V
programmable dc/dc buck converters with
enable, standby mode operation, and
automatic low-power mode setting
programmable dc/dc buck converters with
enable, standby mode operation, and
automatic low-power mode setting
•
DISPLAY FUNCTIONS
–
Two open-drain PWM outputs with
programmable frequency and duty cycle.
Can be used to control keyboard backlight,
vibrator, or other external peripheral
functions
programmable frequency and duty cycle.
Can be used to control keyboard backlight,
vibrator, or other external peripheral
functions
–
RGB LED driver with programmable
flashing period and individual R/G/B
brightness control
flashing period and individual R/G/B
brightness control
–
Constant-current white LED driver, with
programmable current level, brightness
control, and overvoltage protection can
drive up to 6 LEDs in series configuration
programmable current level, brightness
control, and overvoltage protection can
drive up to 6 LEDs in series configuration
•
SYSTEM MANAGEMENT
–
Dual input power path function with input
current limiting and OVP protection
current limiting and OVP protection
–
POR function with programmable masking
monitors all integrated supplies outputs
monitors all integrated supplies outputs
–
Software and hardware reset functions
–
8-channel integrated A/D samples system
parameters with single conversion, peak
detection, or averaging operating modes
parameters with single conversion, peak
detection, or averaging operating modes
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Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2006–2008, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.