參數(shù)資料
型號(hào): LTC4010
廠商: Linear Integrated Systems
英文描述: High Efficiency Standalone Nickel Battery Charger
中文描述: 高效率的獨(dú)立鎳電池充電器
文件頁(yè)數(shù): 5/20頁(yè)
文件大?。?/td> 205K
代理商: LTC4010
5
LTC4010
4010p
TYPICAL PERFOR U
Typical NiMH Charge Cycle
at 1C
NiCd Charge at 2C
NiMH Charge at 0.6C
Charger Efficiency at DCIN = 20V,
I
OUT
= 2A
Charge Current Accuracy
Charger Soft-Start
Fast Charge Current Line
Regulation
PowerPath Switching
Fast Charge Current Output
Regulation
TIME (MINUTES)
0
C
B
°
C
1.50
1.55
1.60
60
4010 G01
1.45
1.40
20
40
80
1.35
1.30
1.65
30
32
34
28
26
24
1A
22
36
CHARGE CURRENT
BATTERY
TEMPERATURE
SINGLE CELL
VOLTAGE
BATTERY VOLTAGE (V)
0
E
100
95
90
85
80
75
70
67
60
16
4010 G04
4
8
12
20
14
2
6
10
18
TEMPERATURE (
°
C)
–12
C
–8
–4
0
–10
–6
–2
10
20
30
40
4010 G05
50
0
FAST CHARGE
PRECHARGE
V
= 12V
BAT = 4.8V
200
μ
s/DIV
V
10
5
5
0
2
1
0
4010 G06
TGATE
BGATE
FAST CHARGE CURRENT
PRECHARGE CURRENT
V
CC
(V)
6
–3
C
–2
–1
0
1
3
10
14
18
22
4010 G07
26
30
2
50
°
C
25
°
C
0
°
C
BAT = 4.8V
BAT (V)
0
–3
C
–2
0
1
2
4
8
4010 G08
–1
12
16
3
50
°
C
25
°
C
0
°
C
V
CC
= 20V
V
8
4010 G09
4
100
μ
s/DIV
DC674A WITH 1k
SYSTEM LOAD AND 20k
DCIN SHUNT, CHARGER PAUSED
0
V
INFET
DCIN
DCIN OPEN
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