ISL88731CHRTZ-T Intersil, ISL88731CHRTZ-T Datasheet - Page 9

• Manufacturer Part Number: ISL88731CHRTZ-T
• Description: IC BATT CHRGR SMBUS LVL2 28TQFN
• Manufacturer: Intersil

Specifications of ISL88731CHRTZ-T

• 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-WFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Operating Performance
5.15
5.10
5.05
5.00
4.95
4.90
4.85
-10
-15
15
10
-5
5
0
FIGURE 7. ICM ACCURACY vs AC-ADAPTER CURRENT
0
1
2
20
FIGURE 5. VDD LOAD REGULATION
CURRENT
CHARGE
VDDP LOAD CURRENT (mA)
AC-ADAPTER CURRENT (A)
FIGURE 9. CHARGE ENABLE
3
40
4
9
5
60
6
80
7
INDUCTOR
CURRENT
DCIN = 20V, 3S2P Li-Battery, T
VCOMP
ICOMP
100
8
ISL88731C
FIGURE 8. TYPICAL CHARGING VOLTAGE AND CURRENT
13.0
12.5
12.0
11.5
11.0
10.5
10.0
3.23
3.22
3.21
3.20
3.19
3.18
3.17
0
0
A
= +25°C, unless otherwise noted
20
FIGURE 6. VREF LOAD REGULATION
VCOMP
ICHG (A)
INDUCTOR
CURRENT
ICOMP
FIGURE 10. CHARGE DISABLE
50
40
TIME (MINUTES)
60
I VREF (µA)
100
80
100
VCHG (V)
.
CURRENT
CHARGE
150
120
140
February 8, 2011
200
160
FN6978.2
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%