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參數資料
| 型號： | DS2740U+T&R |
| 廠商： | Maxim Integrated |
| 文件頁數： | 1/16頁 |
| 文件大小： | 304K |
| 描述： | IC CURRENT GAUGE(15BIT) 8UMAX |
| 產品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 3,000 |
| 功能： | 電流計（15 位） |
| 輸入電壓： | 2.7 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-TSSOP，8-MSOP（0.118"，3.00mm 寬） |
| 供應商設備封裝： | 8-uMAX |
| 包裝： | 帶卷 (TR) |
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051805
DS2740
High-Precision Coulomb Counter
FEATURES
15-Bit Bidirectional Current Measurement
(DS2740U)
1.56糣 LSB and ?1.2mV Dynamic
Range
78糀 LSB and ?.56A Dynamic
Range with External 20m?Sense
Resistor (R
SNS
)
156糀 LSB and ?.12A Dynamic
Range with External 10m?Sense
Resistor (R
SNS
)
13-Bit Bidirectional Current Measurement
(DS2740BU)
6.25糣 LSB and ?1.2mV Dynamic
Range
312糀 LSB and ?.56A Dynamic
Range with External 20m?Sense
Resistor (R
SNS
)
625糀 LSB and ?.12A Dynamic
Range with External 10m?Sense
Resistor (R
SNS
)
Analog Input Filter (IS1, IS2) Extends
Dynamic Range for Pulse-Load
Applications
Current Accumulation Register
Resolution
6.25糣hr (Both DS2740U and
DS2740BU)
0.3125mAhr with External 20m?
R
SNS
0.6250mAhr with External 10m?
R
SNS
Dallas 1-Wire
?/DIV>
Interface
Unique 64-Bit Device Address
Standard and Overdrive Timings
(OVD)
Low Power Consumption:
Active Current: 65糀 max
Sleep Current: 1糀 max
www.maxim-ic.com
PIN CONFIGURATION
PIO
V
DD
DQ
V
SS
IS1
IS2
PIN DESCRIPTION
OVD - 1-Wire Bus Speed Select
PIO - Programmable I/O Pin
SNS - Sense Resistor Input
IS2 - Current-Sense Input
IS1 - Current-Sense Input
V
SS
- Device Ground, Current-Sense Resistor
Return
DQ - Data Input/Output
V
DD
- Power-Supply Input (2.7V to 5.5V)
MAX
DS2740U DS2740BU
NS
VD
6
7
2
3
See Table 1 for Ordering Information.
See Table 2 for Detailed Pin Descriptions.
1-Wire is a registered trademark of Dallas Semiconductor.
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相關代理商/技術參數 |
參數描述 |
|---|---|
| DS2741 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Current Monitor and Accumulator with Integrated Sense Resistor |
| DS2741_09 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Current Monitor and Accumulator with Integrated Sense Resistor |
| DS2741N+ | 功能描述:電池管理 RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| DS2741N+T | 功能描述:電池管理 Current Monitor & Accumulator RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel |
| DS2745 | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Low-Cost I2C Battery Monitor |
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