參數(shù)資料
型號: LTC3711
廠商: Linear Technology Corporation
英文描述: 4A, High Efficiency, Standalone Li Battery Charger
中文描述: 第4A,高效,獨立鋰電池充電器
文件頁數(shù): 2/20頁
文件大?。?/td> 241K
代理商: LTC3711
2
LTC4007
4007i
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
GN PACKAGE
24-LEAD PLASTIC SSOP
T
JMAX
= 125
°
C,
θ
JA
= 90
°
C/W
24
23
22
21
20
19
18
17
16
15
14
13
DCIN
CHG
ACP
R
T
FAULT
GND
3C4C
LOBAT
NTC
ITH
PROG
NC
SHDN
INFET
BGATE
PGND
TGATE
CLN
CLP
FLAG
CHEM
BAT
CSP
I
CL
(Note 1)
Voltage from DCIN, CLP, CLN to GND ....... +32V/–0.3V
PGND with Respect to GND.................................
±
0.3V
CSP, BAT to GND....................................... +28V/–0.3V
CHEM, 3C4C, R
T
to GND .............................. +7V/–0.3V
NTC ............................................................ +10V/–0.3V
ACP, SHDN, CHG, FLAG,
FAULT, LOBAT, I
CL..............................................
+32V/–0.3V
Operating Ambient Temperature Range
(Note 4)............................................. –40
°
C to 85
°
C
Operating Junction Temperature ......... –40
°
C to 125
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
ABSOLUTE
AXI
U
RATIU
W
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART
NUMBER
LTC4007EGN
The
G
denotes specifications which apply over the full operating
temperature range (Note 4), otherwise specifications are at T
A
= 25
°
C. V
DCIN
= 20V, V
BAT
= 12V unless otherwise noted.
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
DCIN Operating Range
Operating Current
Charge Voltage Accuracy
CONDITIONS
MIN
6
TYP
MAX
28
5
0.8
1.0
4
5
60
35
UNITS
V
I
Q
V
TOL
Sum of Current from CLP, CLN , DCIN
Nominal Values: 12.3V, 12.6V, 16.4V, 16.8V
(Note 2)
V
CSP
– V
BAT
Target = 100mV
3
mA
%
%
%
%
%
%
–0.8
–1.0
–4
–5
–60
–35
G
I
TOL
Charge Current Accuracy (Note 3)
G
V
BAT
< 6V, V
CSP
– V
BAT
Target = 10mV
6V
V
BAT
V
LOBAT
, V
CSP
– V
BAT
Target = 10mV
R
RT
= 270k
T
TOL
Shutdown
Termination Timer Accuracy
G
–15
15
%
Battery Leakage Current
DCIN = 0V
SHDN = 3V
DCIN Rising, V
BAT
= 0
G
G
15
30
10
5.5
2.5
μ
A
μ
A
V
V
μ
A
mA
–10
4.2
1
UVLO
Undervoltage Lockout Threshold
Shutdown Threshold at SHDN
SHDN Pin Current
Operating Current in Shutdown
G
4.7
1.6
–10
2
G
V
SHDN
= 0V, Sum of Current from CLP,
CLN, DCIN
3
Current Sense Amplifier, CA1
Input Bias Current Into BAT Pin
CMSL
CA1/I
1
Input Common Mode Low
CMSH
CA1/I
1
Input Common Mode High
11.67
μ
A
V
V
G
0
G
V
CLN
– 0.2
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