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參數(shù)資料
| 型號(hào)： | LTC4011EFE#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | BATTERY CHARGE CONTROLLER, 615 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | 4.40 MM, PLASTIC, TSSOP-20 |
| 文件頁(yè)數(shù)： | 20/24頁(yè) |
| 文件大?。?/td> | 228K |
| 代理商： | LTC4011EFE#PBF |
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5
LTC4011
4011p
TYPICAL PERFOR A CE CHARACTERISTICS
UW
NiCd Charge at 1C
4 Series NiCd 1300mAhr
NiMH Charge at 0.5C
Charger Efficiency at DCIN = 20V,
IOUT = 2A
Charge Current Accuracy
Charger Soft-Start
Fast Charge Current Line
Regulation
PowerPath Switching
TIME (MINUTES)
0
CELL
VOLTAGE
(V)
BATTERY
TEMPERATURE
(
°C)
1.50
1.55
1.60
60
4011 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
EFFICIENCY
(%)
100
95
90
85
80
75
70
65
60
16
4011 G04
4
8
12
20
14
2
6
10
18
TEMPERATURE (°C)
–12
CURRENT
ERROR
(%)
–8
–4
0
–10
–6
–2
10
20
30
40
4011 G05
50
0
FAST CHARGE
PRECHARGE
VCC = 12V
BAT = 4.8V
200s/DIV
VOLTAGE
(V)
AMPS
(A)
10
5
0
2
1
0
4011 G06
TGATE
BGATE
FAST CHARGE CURRENT
PRECHARGE CURRENT
VCC (V)
6
–3
CURRENT
ERROR
(%)
–2
–1
0
1
3
10
14
18
22
4011 G07
26
30
2
50°C
25°C
0°C
BAT = 4.8V
Fast Charge Current Output
Regulation
BAT (V)
0
–3
CURRENT
ERROR
(%)
–2
0
1
2
4
8
4011 G08
–1
12
16
3
50°C
25°C
0°C
VCC = 20V
VOLTAGE
(V)
8
12
4011 G09
4
100s/DIV
DC674A WITH 1k SYSTEM LOAD AND 20k
DCIN SHUNT, CHARGER PAUSED
0
VCC
INFET
DCIN
DCIN OPEN
TIME (MINUTES)
1.30
SINGLE
CELL
VOLTAGE
(V)
BATTERY
TEMPEATURE
(
°C)
1.40
1.50
1.60
1.45
1.55
15
25
35
45
20
30
40
120
4011 G03
0
20 40
80 100
140 160
60
180 200
CHARGE CURRENT
TOP OFF
BATTERY
TEMPERATURE
SINGLE CELL
VOLTAGE
1A
0.5A
4 SERIES NimH 2100mAHr
AA CELLS CHARGED AT 0.5C
TIME (MINUTES)
0
SINGLE
CELL
VOLTAGE
(V)
BATTERY
TEMPERATURE
(
°C)
1.60
1.65
1.70
30
4011 G02
1.55
1.50
10
20
40
1.45
1.35
1.40
1.75
40
45
50
35
30
25
15
20
55
CHARGE CURRENT
BATTERY
TEMPERATURE
SINGLE CELL
VOLTAGE
1A
2A
3A
4 SERIES NiCd 1300mAhr
SC CELLS CHARGED AT 2C
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參數(shù)描述 |
|---|---|
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