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参数资料
| 型号： | LT2940CDD#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO12 |
| 封装： | 3 X 3 MM, LEAD FREE, PLASTIC, DFN-12 |
| 文件页数： | 14/24页 |
| 文件大小： | 337K |
| 代理商： | LT2940CDD#PBF |
LT2940
21
2940f
TYPICAL APPLICATIONS
AC Power and Current Monitor
Fully Isolated AC Power and Current Monitor
IMON
PMON
V–
V+
I–
I+
VCC
2940 TA13
LT2940
GND
15V
10.8V
117V
T2
D2
1
500
R5
4.99k
ISOLATION
BARRIER
R4
4.22k
R12
1k
R1A
68.1Ω
R1B
68.1Ω
1kW/ V
±853 WPK
10A/ V
±10APK
T1
C12
100nF
D1
5.1V
C1
47μF
25V
RS1
4.99Ω
RS2
4.99Ω
R6
10k
R7
10k
D4
D3
D5
C2
100nF
R2B
200Ω
1%
R2A
200Ω
1%
117V
“N”
117V
“L”
= 1N4148
T1 = MINNTRONIX 4810966R
T2 = 1168:108 POTENTIAL TRANSFORMER
IN CONSTRUCTING THIS CIRCUIT, THE CUSTOMER AGREES THAT, IN ADDITION TO THE TERMS AND CONDITIONS ON LINEAR TECHNOLOGY CORPORATION’S
(LTC) PURCHASE ORDER DOCUMENTS, LTC AND ANY OF ITS EMPLOYEES, AGENTS, REPRESENTATIVES AND CONTRACTORS SHALL HAVE NO LIABILITY,
UNDER CONTRACT, TORT OR ANY OTHER LEGAL OR EQUITABLE THEORY OF RECOVERY, TO CUSTOMER OR ANY OF ITS EMPLOYEES, AGENTS,
REPRESENTATIVES OR CONTRACTORS, FOR ANY PERSONAL INJURY, PROPERTY DAMAGE, OR ANY OTHER CLAIM (INCLUDING WITHOUT LIMITATION, FOR
CONSEQUENTIAL OR INCIDENTAL DAMAGES) RESULTING FROM ANY USE OF THIS CIRCUIT, UNDER ANY CONDITIONS, FORESEEABLE OR OTHERWISE.
CUSTOMER ALSO SHALL INDEMNIFY LTC AND ANY OF ITS EMPLOYEES, AGENTS, REPRESENTATIVES AND CONTRACTORS AGAINST ANY AND ALL LIABILITY,
DAMAGES, COSTS AND EXPENSES, INCLUDING ATTORNEY’S FEES, ARISING FROM ANY THIRD PARTY CLAIMS FOR PERSONAL INJURY, PROPERTY DAMAGE,
OR ANY OTHER CLAIM (INCLUDING WITHOUT LIMITATION, FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES) RESULTING FROM ANY USE OF THIS CIRCUIT,
UNDER ANY CONDITIONS, FORESEEABLE OR OTHERWISE.
7A
LOAD
IMON
PMON
V–
V+
I–
I+
VCC
2940 TA12
RS
LT2940
GND
200mΩ
3
R5
15k
D3
5.1V
12.6VAC
SECONDARY
kV =
kI = 200mΩ
3
1
5
C1A
220μF
25V
T1
D1
1N4001
R2
120k
R1
30k
D2
1N4001
1A/V
±3APK
R4
15k
10W/ V
±30WPK
+
C1B
220μF
25V
+
R3
10Ω
R6
1k
LOAD
k V =
+
++
+
=
68 1 68 1
200 200 68 1 68 1
108
1168
1
42 5
..
. 8
8
499
4 99
500
10
501
kI =
+
=
..
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT2940CMS | 制造商:LINER 制造商全称:Linear Technology 功能描述:Power and Current Monitor |
| LT2940CMS#PBF | 功能描述:IC CURRENT/POWER MONITOR 12MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 标准包装:1 系列:- 应用:手持/移动设备 电流 - 电源:- 电源电压:3 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-WFDFN 裸露焊盘 供应商设备封装:14-LLP-EP（4x4） 包装:Digi-Reel® 配用:LP3905SD-30EV-ND - BOARD EVALUATION LP3905SD-30 其它名称:LP3905SD-30DKR |
| LT2940CMS#PBF | 制造商:Linear Technology 功能描述:IC POWER AND CURRENT MONITOR MSOP-12 |
| LT2940CMS#TRPBF | 功能描述:IC POWER/CURRENT MONITOR 12MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 标准包装:1 系列:- 应用:手持/移动设备 电流 - 电源:- 电源电压:3 V ~ 5.5 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:14-WFDFN 裸露焊盘 供应商设备封装:14-LLP-EP（4x4） 包装:Digi-Reel® 配用:LP3905SD-30EV-ND - BOARD EVALUATION LP3905SD-30 其它名称:LP3905SD-30DKR |
| LT2940CMSPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Power and Current Monitor |
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