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参数资料
| 型号： | LTC4085EDE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 5/24页 |
| 文件大小： | 0K |
| 描述： | IC USB POWER MANAGER 14-DFN |
| 标准包装： | 91 |
| 功能： | 电源管理 |
| 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： | 14-WFDFN 裸露焊盘 |
| 供应商设备封装： | 14-DFN-EP（4x3） |
| 包装： | 管件 |
| 产品目录页面： | 1341 (CN2011-ZH PDF) |
LTC4085
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C unless otherwise noted.
Input Supply Current
vs Temperature
Input Supply Current vs
Temperature (Suspend Mode)
Battery Drain Current vs Temperature
(BAT Powers OUT, No Load)
900
800
700
600
500
V IN = 5V
V BAT = 4.2V
R PROG = 100k
R CLPROG = 2k
70
V IN = 5V
V BAT = 4.2V
60 R PROG = 100k
R CLPROG = 2k
50 SUSP = 5V
40
100
V IN = 0V
90 V BAT = 4.2V
80
70
60
50
400
300
200
100
30
20
10
40
30
20
10
0
–50
–25
0
25
50
75
100
0
–50
25
0
25
50
75
100
0
–50
–25
0
25 50
75
100
TEMPERATURE (°C)
Input Current Limit
vs Temperature, HPWR = 5V
4085 G01
TEMPERATURE (°C)
Input Current Limit
vs Temperature, HPWR = 0V
4085 G02
TEMPERATURE (°C)
CLPROG Pin Voltage
vs Temperature
4085 G03
525
V IN = 5V
V BAT = 3.7V
R PROG = 100k
515 R CLPROG = 2k
110
V IN = 5V
108 V BAT = 3.7V
R PROG = 100k
106 R CLPROG = 2k
1.2
1.0
V IN = 5V
R CLPROG = 2k
HPWR = 5V
104
0.8
505
102
100
0.6
495
98
96
0.4
485
94
0.2
HPWR = 0V
92
475
–50
–25
0 25 50
75
100
90
–50
–25
0
25 50
75
100
0
–50
–25
0 25 50
75
100
TEMPERATURE (°C)
PROG Pin Voltage
vs Temperature
4085 G04
TEMPERATURE (°C)
V FLOAT Load Regulation
4085 G05
TEMPERATURE (°C)
Battery Regulation (Float)
Voltage vs Temperature
4085 G06
1.020
1.015
V IN = 5V
V BAT = 4.2V
R PROG = 100k
4.30
4.25
R PROG = 34k
4.220
4.215
V IN = 5V
I BAT = 2mA
1.010
1.005
1.000
0.995
0.990
0.985
R CLPROG = 2k
4.20
4.15
4.10
4.05
4.210
4.205
4.200
4.195
4.190
4.185
0.980
–50
–25
0
25
50
75
100
4.00
0
200
400 600
800
1000
4.180
–50
–25
0
25
50
75
100
TEMPERATURE (°C)
4085 G07
I BAT (mA)
4085 G08
TEMPERATURE (°C)
4085 G09
4085fd
5
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相关代理商/技术参数 |
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| LTC4085EDE-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:USB Power Manager with Ideal Diode Controller and Li-Ion Charger |
| LTC4088 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Effi ciency Battery Charger/USB Power Manager |
| LTC4088_12 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Efficiency Battery Charger/USB Power Manager |
| LTC4088-1 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Effi ciency Battery Charger/USB Power Manager with Regulated Output Voltage |
| LTC4088-1_12 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Efficiency Battery Charger/USB Power Manager |
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