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參數(shù)資料
| 型號： | DS2770 |
| 英文描述： | Battery Monitor and Charge Controller |
| 中文描述： | 電池充電控制器監(jiān)控 |
| 文件頁數(shù)： | 1/27頁 |
| 文件大?。?/td> | 272K |
| 代理商： | DS2770 |
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041202
FEATURES
Integrated charge controller supporting both
rechargeable lithium and NiMH battery
technologies
Available in two configurations:
– Internal 25m current-sense resistor
– External user-selectable sense resistor
Current measurement:
– 15-bit bidirectional measurement
– Internal sense resistor configuration:
62.5 A LSB and 2A
dynamic range
– External sense resistor configuration:
1.56 V LSB and 51.2mV dynamic range
Current accumulation
– Internal sense resistor: 0.25mAh LSB
– External sense resistor: 6.25 Vh LSB
Voltage measurement with 4.88mV resolution
Temperature measurement using integrated
sensor with 0.125°C resolution
40 bytes of lockable EEPROM
16 bytes of general-purpose SRAM
42-day timer
Dallas 1-Wire interface with 64-bit ID
1.8V logic levels
Low power consumption:
– Active current:
– Sleep current:
80 A typical
0.5 A typical
PIN ASSIGNMENT
PIN DESCRIPTION
UV
– Battery Undervoltage Detect Output
CC
– Charge Control Output
VCH – Charge Supply Input
SNS
– Sense Resistor Connection
IS2
– Current-Sense Input
IS1
– Current-Sense Input
VSS
– Device Ground
DQ
– Data Input/Output
VIN
– Voltage Sense Input
VDD – Power Supply Input
NC
– No Connect
ORDERING INFORMATION
ORDERING NUMBER
DS2770AE
DS2770BE
DS2770AE/T&R
DS2770BE/T&R
DS2770AE-025
DS2770BE-025
DS2770AE-025/T&R
DS2770BE-025/T&R
MARKING
D2770EA
D2770EB
D2770EA
D2770EB
2770EAR
2770EBR
2770EAR
2770EBR
DESCRIPTION
TSSOP, Ext. Sense Res., 4.1V Charge Voltage
TSSOP, Ext. Sense Res., 4.2V Charge Voltage
DS2770AE on Tape & Reel
DS2770BE on Tape & Reel
TSSOP, 25m Sense Res., 4.1V Charge Voltage
TSSOP, 25m Sense Res., 4.2V Charge Voltage
DS2770AE-025 on Tape & Reel
DS2770BE-025 on Tape & Reel
DS2770
Battery Monitor and Charge Controller
www.maxim-ic.com
DS2770
16-Pin TSSOP
UV
VDD
VIN
DQ
VSS
VSS
VSS
NC
IS1
IS2
SNS
SNS
1
2
2
4
5
6
7
8
16
15
14
13
12
11
10
9
SNS
NC
VCH
CC
1-Wire is a registered trademark of Dallas Semiconductor.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS2770AE | Battery Monitor and Charge Controller |
| DS2770AE-025 | Battery Monitor and Charge Controller |
| DS2770BE | Battery Monitor and Charge Controller |
| DS28E04-100 | 4096-Bit Addressable 1-Wire EEPROM with PIO |
| DS28E04S-100 | 4096-Bit Addressable 1-Wire EEPROM with PIO |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS2770AE | 制造商:Maxim Integrated Products 功能描述:BAT MONITOR CHARGE CNTRL VCV=4.1 - Rail/Tube |
| DS2770AE/R | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Battery Monitor and Charge Controller |
| DS2770AE/T | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Battery Monitor and Charge Controller |
| DS2770AE/T&R | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Battery Monitor and Charge Controller |
| DS2770AE/TR | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
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