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参数资料
| 型号： | LTC3559EUD-1#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 7/24页 |
| 文件大小： | 0K |
| 描述： | IC USB BATTERY CHARGER 16-QFN |
| 标准包装： | 2,500 |
| 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： | 4.3 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-WFQFN 裸露焊盘 |
| 供应商设备封装： | 16-QFN-EP（3x3） |
| 包装： | 带卷 (TR) |
LTC3559/LTC3559-1
TYPICAL PERFORMANCE CHARACTERISTICS
Buck Regulator Enable
Thresholds vs Temperature
Buck Regulator PMOS R DS(0N)
vs Temperature (LTC3559)
Buck Regulator NMOS R DS(0N)
vs Temperature (LTC3559)
1200
1100
1000
PV IN = 3.8V
1300
1200
1100
1300
1200
1100
900
1000
900
1000
900
PV IN = 2.7V
800
700
FALLING
RISING
800
700
PV IN = 2.7V
PV IN = 4.2V
800
700
PV IN = 4.2V
600
500
600
500
600
500
400
–55 –35 –15
5
25
45
65
85 105 125
400
–55 –35 –15
5
25
45
65
85 105 125
400
–55 –35 –15
5
25
45
65
85 105 125
TEMPERATURE (°C)
3559 G22
Buck Regulator Ef?ciency vs I LOAD
(LTC3559)
TEMPERATURE (°C)
3559 G23
Buck Regulator Load Regulation
TEMPERATURE (°C)
3559 G24
Buck Regulator Line Regulation
100
90
80
70
60
50
40
30
20
Burst Mode
OPERATION
PULSE SKIP
MODE
2.60
2.58
2.56
2.54
2.52
2.50
2.48
PV IN = 3.8V
V OUT = 2.5V
Burst Mode
OPERATION
PULSE SKIP
MODE
2.60
2.58
2.56
2.54
2.52
2.50
2.48
V OUT = 2.5V
I LOAD = 200mA
10
0
0.1
1
10
V OUT = 2.5V
PV IN = 4.2V
100 1000
2.46
2.44
1
10
100
1000
2.46
2.44
2.7
3.0
3.3
3.6
3.9
4.2
I LOAD (mA)
3559 G25
Buck Regulator Ef?ciency vs I LOAD
(LTC3559)
I LOAD (mA)
3559 G26
Buck Regulator Load Regulation
PV IN (V)
3559 G27
Buck Regulator Line Regulation
100
90
80
70
60
Burst Mode
OPERATION
1.25
PV IN = 3.8V
1.24 V OUT = 1.2V
1.23
1.22
1.21
Burst Mode
OPERATION
1.25
1.24
1.23
1.22
1.21
V OUT = 1.2V
I LOAD = 200mA
50
40
30
20
PULSE SKIP
MODE
V OUT = 1.2V
1.20
1.19
1.18
1.17
PULSE SKIP
MODE
1.20
1.19
1.18
1.17
10
0
0.1
1
10
PV IN = 2.7V
PV IN = 4.2V
100 1000
1.16
1.15
1
10
100
1000
1.16
1.15
2.7
3.0
3.3
3.6
3.9
4.2
I LOAD (mA)
3559 G28
I LOAD (mA)
3559 G29
PV IN (V)
3559 G30
3559fb
7
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3559EUD-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Linear USB Battery Charger with Dual Buck Regulators |
| LTC3559EUD-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Linear USB Battery Charger with Dual Buck Regulators |
| LTC3560 | 制造商:LINER 制造商全称:Linear Technology 功能描述:2.25MHz, 800mA Synchronous Step-Down Regulator in ThinSOT |
| LTC3560E | 制造商:LINER 制造商全称:Linear Technology 功能描述:2.25MHz, 800mA Synchronous Step-Down Regulator in ThinSOT |
| LTC3560ES6 | 制造商:LINER 制造商全称:Linear Technology 功能描述:2.25MHz, 800mA Synchronous Step-Down Regulator in ThinSOT |
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