参数资料
型号: LTC4055EUF#TRPBF
厂商: Linear Technology
文件页数: 7/24页
文件大小: 0K
描述: IC USB PWR MNGR BATT CHRGR 16QFN
标准包装: 2,500
功能: 充电管理
电池化学: 锂离子(Li-Ion)
电源电压: 4.35 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-QFN(4x4)
包装: 带卷 (TR)
LTC4055/LTC4055-1
TYPICAL PERFORMANCE CHARACTERISTICS
Ideal Diode and Schottky Diode
T A = 25°C
Forward Voltage vs Current
1000
V BAT = 3.5V
900 V IN = 0V
800
700
600
500
V IN
5V/DIV
V OUT
5V/DIV
I IN
0.5A/DIV
Input Connect Waveforms
V IN
5V/DIV
V OUT
5V/DIV
I IN
0.5A/DIV
Input Disconnect Waveforms
400
300
SCHOTTKY
I BAT
0.5A/DIV
I BAT
0.5A/DIV
200
100
V BAT = 3.5V
I OUT = 100mA
1ms/DIV
4055 G20
V BAT = 3.5V
I OUT = 100mA
1ms/DIV
4055 G22
0
0
50 100 150 200 250 300 350 400 450
V FWD (mV)
4055 G19
WALL Connect Waveforms
WALL Disconnect Waveforms
HPWR
5V/DIV
I IN
0.5A/DIV
I BAT
0.5A/DIV
Response to HPWR
WALL
5V/DIV
OUT
5V/DIV
I WALL
0.5A/DIV
I BAT
0.5A/DIV
(V IN = 0V)
WALL
5V/DIV
OUT
5V/DIV
I WALL
0.5A/DIV
I BAT
0.5A/DIV
(V IN = 0V)
V BAT = 3.5V
I OUT = 50mA
250μs/DIV
4055 G21
V BAT = 3.5V
I OUT = 100mA
R PROG = 57.6k
1ms/DIV
4055 G24
V BAT = 3.5V
I OUT = 100mA
R PROG = 57.6k
1ms/DIV
4055 G25
WALL Connect Waveforms
WALL Disconnect Waveforms
SUSPEND
5V/DIV
OUT
5V/DIV
I IN
0.5A/DIV
I BAT
0.5A/DIV
Response to Suspend
WALL
5V/DIV
I IN
0.5A/DIV
I WALL
0.5A/DIV
I BAT
0.5A/DIV
(V IN = 5V)
WALL
5V/DIV
I IN
0.5A/DIV
I WALL
0.5A/DIV
I BAT
0.5A/DIV
(V IN = 5V)
V BAT = 3.5V
I OUT = 50mA
1ms/DIV
4055 G23
V BAT = 3.5V
I OUT = 100mA
R PROG = 57.6k
1ms/DIV
4055 G26
V BAT = 3.5V
I OUT = 100mA
R PROG = 57.6k
1ms/DIV
4055 G27
4055fb
7
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