參數(shù)資料
型號: MIC79110-4.2BML
廠商: MICREL INC
元件分類: 電源管理
英文描述: Simple 1.2A Linear Li-Ion Battery Charger
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, DSO10
封裝: 3 X 3 MM, MLF-10
文件頁數(shù): 2/12頁
文件大小: 156K
代理商: MIC79110-4.2BML
MIC79110
Ordering Information
Micrel
MICxxxx/xxxx
X-2
DRAFT
Rev m/03-A
Month 2003
Part Number
MIC79110-4.2BML
MIC79110BML
Voltage
4.2V
ADJ
Marking Junction Temp. Range
L942 –40
°
C to +125
°
C
L9AA –40
°
C to +125
°
C
Package
10-lead 3mm
×
3mm MLF
10-lead 3mm
×
3mm MLF
Pin Configuration
Pin Description
Pin Number
Pin Name
Pin Function
1
SD
Shutdown Input. Logic High = Off; Logic Low = On
2
R
SET
Current limit: Sets constant current limit threshold via an external resistor to
ground. IR
SET
= (0.2V/R
SET
)
×
1000
(Fixed voltage only): Sense output, connect directly to battery
3
SNS
3
ADJ
(Adjustable voltage only): Feedback input.
4
BAT
Battery Terminal. Connect to single-cell lithium-ion battery.
5, 6
V
IN
A
CHG
Input supply pin.
7
Analog Charge Indicator Output: Current source output equal to 1/1000th of
the output current.
8
D
EOC
Digital End-of-Charge Output: N-Ch open drain output. Low indicates
charging, a current that is higher than the programmed current set by R
EOC
is charging the battery. When the current drops to less than the current set
by R
EOC
, the output goes high impedance, indicating end-of-charge.
End-of-Charge Set: Sets end-of-charge current threshold via an external
resistor to ground. I
EOC
= (0.2V/R
EOC
)
×
1000
Ground
9
R
EOC
10
GND
VIN
VIN
5
1
SD
RSET
SNS
BAT
10 GND
REOC
DEOC
ACHG
9
8
7
2
3
4
6
VIN
VIN
5
1
SD
RSET
ADJ
BAT
10 GND
REOC
DEOC
ACHG
9
8
7
2
3
4
6
3mm x 3mm Fixed Output
3mm x 3mm Adjustable Output
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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