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DS2770AE-025 PDF预览

DS2770AE-025

更新时间: 2024-02-27 23:24:58
品牌 Logo 应用领域
达拉斯 - DALLAS 电源电路电池电源管理电路监控控制器
页数 文件大小 规格书
27页 271K
描述
Battery Monitor and Charge Controller

DS2770AE-025 技术参数

生命周期:ObsoleteReach Compliance Code:unknown
风险等级:5.68Base Number Matches:1

DS2770AE-025 数据手册

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DS2770  
Battery Monitor and Charge Controller  
www.maxim-ic.com  
FEATURES  
PIN ASSIGNMENT  
C Integrated charge controller supporting both  
rechargeable lithium and NiMH battery  
technologies  
UV  
CC  
VDD  
VIN  
DQ  
1
2
16  
15  
14  
13  
12  
11  
10  
9
VCH  
SNS  
SNS  
SNS  
NC  
3
C Available in two configurations:  
– Internal 25mcurrent-sense resistor  
– External user-selectable sense resistor  
C Current measurement:  
– 15-bit bidirectional measurement  
– Internal sense resistor configuration:  
62.5A LSB and M2A dynamic range  
– External sense resistor configuration:  
1.56V LSB and M51.2mV dynamic range  
C Current accumulation  
– Internal sense resistor: 0.25mAh LSB  
– External sense resistor: 6.25Vh LSB  
C Voltage measurement with 4.88mV resolution  
C Temperature measurement using integrated  
sensor with 0.125°C resolution  
VSS  
VSS  
VSS  
NC  
4
5
6
7
8
IS2  
IS1  
DS2770  
16-Pin TSSOP  
PIN DESCRIPTION  
UV  
CC  
– Battery Undervoltage Detect Output  
– Charge Control Output  
VCH – Charge Supply Input  
SNS – Sense Resistor Connection  
IS2  
IS1  
– Current-Sense Input  
– Current-Sense Input  
C 40 bytes of lockable EEPROM  
C 16 bytes of general-purpose SRAM  
C 42-day timer  
VSS – Device Ground  
DQ  
– Data Input/Output  
C Dallas 1-Wire interface with 64-bit ID  
VIN – Voltage Sense Input  
VDD – Power Supply Input  
C 1.8V logic levels  
C Low power consumption:  
NC  
– No Connect  
– Active current:  
– Sleep current:  
80A typical  
0.5A typical  
ORDERING INFORMATION  
ORDERING NUMBER  
DS2770AE  
MARKING DESCRIPTION  
D2770EA  
D2770EB  
D2770EA  
D2770EB  
2770EAR  
2770EBR  
2770EAR  
2770EBR  
TSSOP, Ext. Sense Res., 4.1V Charge Voltage  
DS2770BE  
TSSOP, Ext. Sense Res., 4.2V Charge Voltage  
DS2770AE on Tape & Reel  
DS2770AE/T&R  
DS2770BE/T&R  
DS2770BE on Tape & Reel  
DS2770AE-025  
TSSOP, 25mSense Res., 4.1V Charge Voltage  
TSSOP, 25mSense Res., 4.2V Charge Voltage  
DS2770AE-025 on Tape & Reel  
DS2770BE-025  
DS2770AE-025/T&R  
DS2770BE-025/T&R  
DS2770BE-025 on Tape & Reel  
1-Wire is a registered trademark of Dallas Semiconductor.  
1 of 27  
041202  

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