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參數資料
| 型號： | TWL2213CAPFBR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48 |
| 封裝： | PLASTIC, TQFP-48 |
| 文件頁數： | 5/33頁 |
| 文件大小： | 498K |
| 代理商： | TWL2213CAPFBR |
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TWL2213CA
POWER SUPPLY MANAGEMENT IC AND
Li-Ion BATTERY CHARGE CONTROL
SLVS280 – MARCH 2001
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics (continued)
battery charger control (continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VBAT regulation (CV)
V(BREG) = 4.1 V (See Note 5)
4.059
4.1
4.141
V
VBAT regulation (CV)
VBREG = 4.2 V
4.158
4.2
4.242
V
Low voltage cutoff
1.9
High voltage cutoff
4.45
VBAT
Fast charge voltage
3.2
V
VBAT
Precharge voltage
(see Note 6)
1.9
2.05
2.2
V
Pack wake-up voltage
4.214
4.30
4.386
Icc
Operating current
20
mA
NOTES:
5. V(BREG) is the regulated battery voltage programmed by setting bit1 of CSV register.
6. Precharge current set by Ipre +
VRPC
RPC
45
where V
RPC +
1.2 V
" 10%
ADC specification
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Resolution
Output impedance < 100 k
8
bit
Integral nonlinearity
Confirm monotonous (see Note 7)
–1
1
LSB
Low-level input
ADC output = 00H
0
0.1
V
High-level input
ADC output = FFH
1.9
2
2.1
V
Input capacitance
3
pF
ADC CLK
450
500
550
kHz
ADC conversion time, tc
From the start of SETUP
16
CLK
Power-up time
From the ADEN up selection
10
s
NOTE 7: LSB
+ 2V
255
+ 7.8 mV
logic level output
PARAMETER
TEST CONDITION
MIN
MAX
UNIT
VOH of terminals PWRKOUT, IRQ
IOH = –2 mA
0.8VREG1
VREG1
V
VOL of terminals PWRKOUT, IRQ
IOL = 2 mA
GND
0.22VREG1
V
VOL of DATA
IOL = 2 mA
GND
0.22VREG1
V
VOH of XRST
IOH = –2 mA (open drain with 100-k internal pullup)
VREG1
V
VOL of XRST
IOL = 2 mA (open drain 100-k internal pullup)
GND
0.22VREG1
V
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