參數(shù)資料
型號(hào)： ISL88731HRZ-T
廠商： INTERSIL CORP
元件分類： 電源管理
英文描述： SMBus Level 2 Battery Charger
中文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC28
封裝： 5 X 5 MM, 0.80 MM HEIGHT, ROHS COMPLIANT, PLASTIC, TQFN-28
文件頁(yè)數(shù)： 6/22頁(yè)
文件大?。?/td> 474K
代理商： ISL88731HRZ-T
6
FN9258.0
November 20, 2006
Typical Operating Performance
DCIN = 20V, 3S2P Li-Battery, T
A
= +25
°
C, unless otherwise noted.
FIGURE 3. VDD LOAD REGULATION
FIGURE 4. VREF LOAD REGULATION
FIGURE 5. ICM ACCURACY vs AC ADAPTER CURRENT
FIGURE 6. TYPICAL CHARGING VOLTAGE AND CURRENT
FIGURE 7. CHARGE ENABLE
FIGURE 8. CHARGE DISABLE
4.85
4.90
4.95
5.00
5.05
5.10
5.15
0
20
40
60
80
100
VDDP LOAD CURRENT (mA)
V
3.17
3.18
3.19
3.20
3.21
3.22
3.23
0
50
100
150
200
I VREF (μA)
V
-1.0%
-0.5%
0.0%
0.5%
1.0%
-15%
-10%
-5%
0%
5%
10%
15%
1
2
3
5
6
7
ADAPTER CURRENT (A)
I
4
8
10.0
10.5
11.0
11.5
12.0
12.5
13.0
0
20
40
60
TIME (MINUTES)
80
100
120
140
160
B
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
B
VCHG (V)
ICHG (A)
VCOMP
ICOMP
INDUCTOR
CURRENT
CHARGE
CURRENT
VCOMP
ICOMP
INDUCTOR
CURRENT
CHARGE
CURRENT
ISL88731
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