參數(shù)資料
型號: bq2013H
廠商: Benchmark Technology Group
英文描述: Gas Gauge IC for Power-Assist Applications(應用于電源援助的氣體Gauge芯片)
中文描述: 氣體計IC,電源輔助應用(應用于電源援助的氣體計芯片)
文件頁數(shù): 6/24頁
文件大?。?/td> 195K
代理商: BQ2013H
Example: Selecting a PFC Value
Given:
Sense resistor = 0.0075
Number of cells = 14
Capacity = 5000mAh,NiCd cells
Current range = 1A to 30A
Relative display mode with 4 second timer
Self-discharge = 1% per day
Trickle charge compensation = 0.85
Typical offset = -75
μ
V
Voltage drop across sense resistor = 5mV to 150mV
Therefore:
5000mAh*0.0075
= 37.5mVh
Select:
PFC = 448000 counts or 35mVh
PROG
1
,PROG
2
= Z,L
PROG
3
= Z
PROG
4
= H
PROG
5
= L
PROG
6
= Z
6
bq2013H
Programmed
Full Count (PFC)
mVh
Scale
PROG
1
PROG
2
27136
84.8
1320
H
H
24064
75.2
1320
H
Z
41472
64.8
1640
H
L
35072
54.8
1640
Z
H
28672
44.8
1640
Z
Z
44800
35
11280
Z
L
30720
24
11280
L
H
38400
15
12560
L
Z
12800
5
12560
L
L
Table 2. bq2013H Programmed Full Count mVh Selections
PROG
3
Self-Discharge
H
1.6% per day
Z
0.8% per day
L
0.2% per day
Table 3. Programmed Self-Discharge
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