参数资料
型号: LTC4096XEDD#PBF
厂商: Linear Technology
文件页数: 8/16页
文件大小: 0K
描述: IC CHARGER LI-ION DL 10-DFN
标准包装: 121
功能: 充电管理
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 4.25 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
供应商设备封装: 10-DFN(3x3)
包装: 管件
LTC4096/LTC4096X
PIN FUNCTIONS
GND (Pin 8): Ground.
IDC (Pin 9): Charge Current Program for Wall Adapter
Power. The charge current is set by connecting a resistor,
R IDC , to ground. When charging in constant-current mode,
this pin servos to 1V. The voltage on this pin can be used
to measure the battery current delivered from the DCIN
input using the following formula:
BAT (Pin 10): Charger Output. This pin provides charge
current to the battery and regulates the ?nal ?oat voltage
to 4.2V.
Exposed Pad (Pin 11): GND. The exposed backside of the
package is ground and must be soldered to PC board ground
for electrical connection and maximum heat transfer.
I BAT =
V IDC
R IDC
?1000
BLOCK DIAGRAM
DCIN
1
CC/CV
REGULATOR
BAT
10
CC/CV
REGULATOR
USBIN
2
+
DCON
USBON
+
4.2V
+
DCIN UVLO
USBIN UVLO
+
4V
CHRG
4
10mA MAX
BAT
R DC-PWR
BAT
DCIN
HIGH-Z
3 PWR
LOGIC
+
RECHARGE
4.15V
USBIN
R USB-PWR
RECHRG
BAT
TRICKLE
DC_ENABLE
USB_ENABLE
+
T DIE
SUSP
5
TERM
TRICKLE
CHARGE*
2.9V
CHARGER CONTROL
THERMAL
115 ° C
150 ° C
REGULATION
R SUSP
TERMINATION
+
100mV
I BAT /1000
I BAT /1000
I BAT /1000
AND
SHUTDOWN
*NOT PRESENT IN THE "X" VERSION
6
ITERM
9
IDC
7
IUSB
GND
8, 11
4096 BD
R ITERM
R IDC
R IUSB
4096xf
8
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