BQ40Z50-R2 Datasheet, PDF (19/51 Pages) Texas Instruments – 1-Series, 2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager

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7.35 Typical Characteristics
0.15
0.10
0.05
0.00
±0.05
±0.10
±0.15
±40 ±20 0
Max CC Offset Error
Min CC Offset Error
20 40 60
Temperature (ƒC)
80 100 120
C001
bq40z50-R2
SLUSCS4 – JUNE 2017
8.0
6.0
4.0
2.0
0.0
±2.0
±4.0
±6.0
±8.0
±40 ±20 0
Max ADC Offset Error
Min ADC Offset Error
20 40 60
Temperature (°C)
80 100 120
C003
Figure 5. CC Offset Error vs. Temperature
1.24
1.23
1.22
1.21
1.20
±40 ±20
0
20
40
60
Temperature (ƒC)
80 100
C006
Figure 6. ADC Offset Error vs. Temperature
264
262
260
258
256
254
252
250
±40 ±20
0
20
40
60
Temperature (ƒC)
80 100
C007
Figure 7. Reference Voltage vs. Temperature
16.9
16.8
16.7
16.6
±40 ±20 0
20 40 60
Temperature (ƒC)
80 100 120
C008
Figure 9. High-Frequency Oscillator vs. Temperature
Figure 8. Low-Frequency Oscillator vs. Temperature
±24.6
±24.8
±25.0
±25.2
±25.4
±25.6
±25.8
±40 ±20 0
20 40 60
Temperature (ƒC)
Threshold setting is –25 mV.
80 100 120
C009
Figure 10. Overcurrent Discharge Protection Threshold vs.
Temperature
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