参数资料
型号: MAX1647EAP
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 电源管理
英文描述: Chemistry-Independent Battery Chargers
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封装: 5.30 MM, MO-150, SSOP-20
文件页数: 13/24页
文件大小: 161K
代理商: MAX1647EAP
M
Chemistry-Independent
Battery Chargers
______________________________________________________________________________________
13
Figure 6a. MAX1647 Block Diagram
10k
10k
10k
10k
8mA
4mA
2mA
1mA
DCIN
IOUT
REF
16mA
5
REF
THM
AGND
CS
BATT
FROM LOGIC
BLOCK
THERMISTOR_OR
LOGIC
BLOCK
THERMAL
SHUTDOWN
THERMISTOR_COLD
THERMISTOR_HOT
THERM_SHUT
AC_PRESENT
CCV
CCV_LOW
R
3R
REF
DHI
NOTE: REF/4 TO3/4 REF
NOTE: APPROX. REF/4 + V
THRESH
TO3/4 REF + V
THRESH
3/8 REF = ZEROCURRENT
LX
PGND
FROM LOGIC
BLOCK
AGND
CCV
CCI
GMI
GMV
VL
BST
DLO
AGND
VL
AGND
R
MIN
R
R
R
R
BATT
R
R
R
TOLOGIC BLOCK
FROM LOGIC BLOCK
FROM LOGIC BLOCK
VOLTAGE_INREG
CURRENT_INREG
TOLOGIC BLOCK
TOLOGIC BLOCK
POWER_FAIL
6-BIT DAC
REF
AGND
AGND
AGND
REF
DACV
DCIN/4.5
SEL
SCL
SDA
INT
THERMISTOR_UR
100k
30k
3k
500
5.4V LINEAR
REGULATOR
CURRENT-SENSE
LEVEL SHIFT AND
GAIN OF 5.5
CLAMP
10-BIT DAC
LEVEL
SHIFT
DRIVER
SUMMING
COMPARATOR
BLOCK
CLAMP
TOREF
(MAX)
INTERNAL 3.9V
REFERENCE
DCIN
DRIVER
6
10
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MAX1648ESE 功能描述:电池管理 RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
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