ISL78610 Datasheet, PDF (17/98 Pages) Intersil Corporation – Multi-Cell Li-Ion Battery Manager

ISL78610
Performance Curves These performance curves are based on characterization of devices mounted on evaluation boards. (Continued)
30.0
25.0
20.0
15.0
10.0
5.0
0.0
-140 -100 -60 -20 20
60 100 140 180
READING ERROR (mV)
FIGURE 11. INITIAL PACK VOLTAGE ACCURACY 31.2V TO 48V,
-20°C TO +60°C HISTOGRAM
5.00
4.00
3.00
2.00
1.00
0.00
-1.00
-2.00
-3.00
-4.00
-5.00
6V
36V
43.2V
54V
31.2V
39.6V
48V
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
TEMPERATURE (^oC)
FIGURE 12. IC TEMPERATURE READING ERROR vs TEMPERATURE
5.00
4.00
6V
31.2V
3.00
36V
43.2V
39.6V
48V
2.00
54V
1.00
0.00
-1.00
-2.00
-3.00
-4.00
-5.00
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 110
TEMPERATURE (^oC)
FIGURE 13. VOLTAGE REFERENCE CHECK VOLTAGE ERROR OVER
VBAT = 6V TO 54V AND TEMPERATURE
0
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
0.001
0.01
0.1
1.0
10.0
YEARS
FIGURE 14. LONG TERM DRIFT
25.60
25.55
25.50
25.45
25.40 ₀
10
20
30
40
50
60
PACK VOLTAGE (V)
FIGURE 15. BALANCE CURRENT vs PACK VOLTAGE
25.6
V_CELL = 3.3V
25.4
25.2
25.0
24.8
24.6
24.4
24.2-40
-20
0
20
40
60
TEMPERATURE (°C)
80 100
FIGURE 16. BALANCE CURRENT vs TEMPERATURE
Submit Document Feedback ₁₇
FN8830.1
June 16, 2016