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參數(shù)資料
| 型號(hào)： | LTC4009IUF#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
| 封裝： | 4 X 4 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, MO-220WGGD-1, QFN-20 |
| 文件頁(yè)數(shù)： | 25/28頁(yè) |
| 文件大?。?/td> | 351K |
| 代理商： | LTC4009IUF#PBF |
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LTC4009
LTC4009-1/LTC4009-2
4009fd
Typical perForMance characTerisTics
PWM Frequency vs Duty Cycle
Gate Drive Non-Overlap
Charge Current Line Regulation
Input Current Limit
Battery Load Dump
BA
TTER
YVOL
TAGE
(500mV
/DIV)
LOAD
STATE
TIME (1ms/DIV)
CLP = 20V
VOUT = 12.3V
4009 G06
DISCONNECT
RECONNECT
3A
2A
12.1V
1A
DCIN (V)
5
–0.5
CHARGE
CURRENT
ERROR
(%)
–0.4
–0.2
–0.1
0
0.5
0.2
10
15
4009 G07
–0.3
0.3
0.4
0.1
20
25
ICHG = 1A
ICHG = 2A
ICHG = 3A
BAT = 6V
RSENSE = 33m
RIN = 3.01k
Charge Current Load Regulation
BAT (V)
11.0
CHARGE
CURRENT
(A)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–0.5
12.6
4009 G08
11.4
11.8
12.2
13.0
ICHG = 3A
ICHG = 2A
ICHG = 1A
DCIN = 20V
RSENSE = 33m
RIN = 3.01k
SYSTEM LOAD (A)
0
CURRENT
(A)
0.5
1.0
1.5
2.5
4009 G09
0
–0.5
–1.0
0.5
1.0
2.0
2.5
3.0
IIN
ICHG
ICL STATE
2.5A BULK CHARGE
2.1A INPUT CURRENT LIMIT
PWM Soft-Start
ICHG
2A/DIV
TIME (500s/DIV)
4009 G10
ITH
1V/DIV
PROG
1V/DIV
SHDN
5V/DIV
TIME (80ns/DIV)
EXTERNAL
FET
DRIVE
(1V
/DIV)
4009 G11
TGATE
BGATE
DUTY CYCLE (%)
0
PWM
FREQUENCY
(kHz)
100
200
300
400
500
600
20
40
60
80
4009 G12
100
CLP = 6V
CLP = 12V
CLP = 20V
CLP = 25V
ICHG = 750mA
(TA = 25°C unless otherwise noted. DIN = SSB44, L = IHLP-2525 6.8H)
Charge Current Accuracy
BAT (V)
0
5
4
3
2
1
0
–1
–2
12
20
4009 G15
4
8
16
2
14
22
6
10
18
24
CHARGE
CURRENT
ERROR
(%)
DCIN = 24V
RPROG = 35.7k
RSENSE = 33m
RIN = 3.01k
DCIN = 12V
RPROG = 26.7k
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC4009CUF-1#TRPBF | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
| LTC4009CUF-2#TRPBF | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
| LTC4009IUF-1#PBF | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
| LTC4009CUF-2#PBF | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
| LTC4009CUF-1#PBF | BATTERY CHARGE CONTROLLER, 633 kHz SWITCHING FREQ-MAX, PQCC20 |
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