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| 型号： | LTC4007EGN#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | IC BATT CHARGER CTRLR 4A 24SSOP |
| 标准包装： | 55 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion） |
| 电源电压： | 6 V ~ 28 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 24-SSOP |
| 包装： | 管件 |
| 产品目录页面： | 1341 (CN2011-ZH PDF) |
LTC4007
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Voltage from DCIN, CLP, CLN to GND.......... +32V/–0.3V
PIN CONFIGURATION
TOP VIEW
PGND with Respect to GND .................................. ±0.3V
CSP, BAT to GND ......................................... +28V/–0.3V
DCIN
CHG
ACP
1
2
3
24 SHDN
23 INFET
22 BGATE
R T
CHEM, 3C4C, R T to GND................................ +7V/–0.3V
NTC ............................................................. +10V/–0.3V
ACP, SHDN, CHG, FLAG,
FAULT, LOBAT , I CL ....................................... +32V/–0.3V
CLP to CLN ............................................................±0.5V
Operating Ambient Temperature Range
(Note 4) ............................................. –40°C to 85°C
4
FAULT 5
GND 6
3C4C 7
LOBAT 8
NTC 9
ITH 10
PROG 11
NC 12
21 PGND
20 TGATE
19 CLN
18 CLP
17 FLAG
16 CHEM
15 BAT
14 CSP
13 I CL
Operating Junction Temperature ........... –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
GN PACKAGE
24-LEAD PLASTIC SSOP
T JMAX = 125°C, θ JA = 90°C/W
LEAD FREE FINISH
LTC4007EGN#PBF
TAPE AND REEL
LTC4007EGN#TRPBF
PART MARKING
LTC4007EGN
PACKAGE DESCRIPTION
24-Lead Plastic SSOP
TEMPERATURE RANGE
–40°C to 85°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based ?nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the speci?cations which apply over the full operating
temperature range (Note 4), otherwise speci?cations are at T A = 25°C. V DCIN = 20V, V BAT = 12V unless otherwise noted.
SYMBOL PARAMETER
DCIN Operating Range
CONDITIONS
MIN
6
TYP
MAX
28
UNITS
V
I Q
Operating Current
Sum of Current from CLP, CLN , DCIN
3
5
mA
V TOL
I TOL
Charge Voltage Accuracy
Charge Current Accuracy (Note 3)
Nominal Values: 12.3V, 12.6V, 16.4V, 16.8V
(Note 2)
V CSP – V BAT Target = 100mV
l
l
–0.8
–1.0
–4
–5
0.8
1.0
4
5
%
%
%
%
V BAT < 6V, V CSP – V BAT Target = 10mV
6V ≤ V BAT ≤ V LOBAT , V CSP – V BAT
–60
–35
60
35
%
%
Target = 10mV
T TOL
Termination Timer Accuracy
R RT = 270k
l
–15
15
%
Shutdown
Battery Leakage Current
DCIN = 0V
SHDN = 3V
l
l
–10
15
35
10
μA
μA
UVLO
Undervoltage Lockout Threshold
Shutdown Threshold at SHDN
DCIN Rising, V BAT = 0
l
l
4.2
1
4.7
1.6
5.5
2.5
V
V
SHDN Pin Current
–10
μA
Operating Current in Shutdown
V SHDN = 0V, Sum of Current from CLP,
2
3
mA
CLN, DCIN
4007fc
2
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