BQ2961_17 Datasheet, PDF (9/33 Pages) Texas Instruments – Overvoltage Protection for 2-Series, 3-Series, and 4-Series Cell Li-Ion Batteries with Regulated Output Supply

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7.6 Typical Characteristics
15
10
5
0
-5
-10
-15
-20
-25
-60 -40 -20
0 20 40 60
Temperature (qC)
Mean
Min
Max
80 100 120
D001
bq2961, bq2962
SLUSBU5D – NOVEMBER 2013 – REVISED JANUARY 2017
350
Mean
340
Min
Max
330
320
310
300
290
280
-60 -40 -20
0 20 40 60
Temperature (qC)
80 100 120
D002
Figure 1. Overvoltage Threshold (V_OV) vs Temperature
5
0
-5
-10
-15
-20
-60 -40 -20
0 20 40 60
Temperature (qC)
Mean
Min
Max
80 100 120
D003
Figure 2. Hysteresis V_HYS vs Temperature
5
4.5
4
3.5
3
2.5
2
-60 -40 -20
0 20 40 60
Temperature (qC)
Mean
Min
Max
80 100 120
D004
Figure 3. Undervoltage Accuracy
1.4
1.2
1
0.8
0.6
0.4
0.2
0
-60 -40 -20
0 20 40 60
Temperature (qC)
Mean
Min
Max
80 100 120
D005
3.31
3.305
Figure 4. I_DD with Regulator On
Mean
Min
Max
3.3
3.295
3.29
3.285
-60 -40 -20
0 20 40 60
Temperature (qC)
80 100 120
D006
Figure 5. I_DD with Regulator Off
Figure 6. Regulator Output Without Load
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