參數(shù)資料
型號： TPS65735RSNR
廠商： TEXAS INSTRUMENTS INC
元件分類： 模擬信號調(diào)理
英文描述： SPECIALTY ANALOG CIRCUIT, PQCC32
封裝： GREEN, PLASTIC, QFN-32
文件頁數(shù)： 2/32頁
文件大小： 1324K
代理商： TPS65735RSNR
SLVSAI6
– JUNE 2011
Electrical Characteristics (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOVP
Input over-voltage protection
VVIN: 5 V → 7 V
6.4
6.6
6.8
V
threshold
VHYS-OVP
Hysteresis on OVP
VVIN: 11 V → 5 V
105
mV
VDO(VIN-
VIN pin to SYS pin dropout voltage
ISYS = 150 mA (including IBAT)
350
mV
SYS)
VVIN – VSYS
VVIN = 4.35 V
VBAT = 3.6 V
VDO(BAT-
BAT pin to SYS pin dropout voltage
ISYS = 100 mA
150
mV
SYS)
VBAT – VSYS
VVIN = 0 V
VBAT > 3 V
IVIN(MAX)
Maximum power path input current
VVIN = 5 V
200
mA
at pin VIN
VSUP(ENT)
Enter battery supplement mode
VSYS ≤
V
(VBAT - 40
mV)
VSUP(EXIT)
Exit battery supplement mode
VSYS ≥
V
(VBAT - 20
mV)
VSUP(SC)
Output short-circuit limit in
250
mV
supplement mode
VO(SC)
Output short-circuit detection
0.9
V
threshold, power-on
BATTERY CHARGER
ICC
Active supply current into VIN pin
VVIN = 5 V
2
mA
No load on SYS pin
VBAT > VBAT(REG)
IBAT(SC)
Source current for BAT pin
1
mA
short-circuit detection
VBAT(SC)
BAT pin short-circuit detection
1.6
1.8
2.0
V
threshold
VBAT(REG)
Battery charger output voltage
–1%
4.20
1%
V
VLOWV
Pre-charge to fast-charge transition
2.9
3.0
3.1
V
threshold
ICHG
Charger fast charge current range
VVIN = 5 V
5
100
mA
ICHG = KISET / RISET
VBAT(REG) > VBAT > VLOWV
KISET
Battery fast charge current set factor VVIN = 5 V
–20%
450
20%
A
Ω
ICHG = KISET / RISET
IVIN(MAX) > ICHG
ICHG = 100 mA
No load on SYS pin, thermal loop
not active.
IPRECHG
Pre-charge current
0.07
×
0.10
×
0.15
×
mA
ICHG
ITERM
Charge current value for termination
ICHG = 100 mA
7
10
15
mA
detection threshold
VRCH
Recharge detection threshold
VBAT below nominal charger voltage,
55
100
170
mV
VBAT(REG)
IBAT(DET)
Sink current for battery detection
1
mA
tCHG
Charge safety timer
18000
s
(18000 seconds = 5 hours)
tPRECHG
Pre-charge timer
1800
s
(1800 seconds = 30 minutes)
VDPPM
DPPM threshold
VBAT +
V
100 mV
ILEAK(nCHG) Leakage current for nCHG_STAT
VnCHG_STAT = 4.2 V
100
nA
pin
CHG_EN = LOW (Charger disabled)
RDSON(nCH
On resistance for nCHG_STAT
20
60
Ω
G)
MOSFET switch
10
POWER MANAGEMENT CORE
Copyright
2011, Texas Instruments Incorporated
Product Folder Link(s): TPS65735
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