ISL88731HRZ Intersil, ISL88731HRZ Datasheet - Page 6

• Manufacturer Part Number: ISL88731HRZ
• Description: IC BATT CHRGR SMBUS LVL2 28-TQFN
• Manufacturer: Intersil

Specifications of ISL88731HRZ

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 8 V ~ 26 V
• Operating Temperature: -10°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Operating Performance
FIGURE 5. ICM ACCURACY vs AC-ADAPTER CURRENT
5.15
5.10
5.05
5.00
4.95
4.90
4.85
-10
-15
15
10
-5
5
0
0
1
FIGURE 3. VDD LOAD REGULATION
CURRENT
CHARGE
FIGURE 7. CHARGE ENABLE
2
20
VDDP LOAD CURRENT (mA)
3
AC-ADAPTER CURRENT (A)
40
4
6
5
60
6
INDUCTOR
CURRENT
80
DCIN = 20V, 3S2P Li-Battery, T
VCOMP
ICOMP
7
100
8
ISL88731
FIGURE 6. TYPICAL CHARGING VOLTAGE AND CURRENT
13.0
12.5
12.0
10.5
10.0
11.5
11.0
3.23
3.22
3.21
3.20
3.19
3.18
3.17
A
0
0
= +25°C, unless otherwise noted.
FIGURE 4. VREF LOAD REGULATION
20
VCOMP
INDUCTOR
CURRENT
ICOMP
FIGURE 8. CHARGE DISABLE
ICHG (A)
40
50
TIME (MINUTES)
60
I VREF (µA)
80
100
100
VCHG (V)
CURRENT
CHARGE
120
150
140
February 8, 2011
200
160
FN9258.2
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1.0%
0.5%
0.0%
-0.5%
-1.0%