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参数资料
| 型号： | LTC3559EUD#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 3/24页 |
| 文件大小： | 0K |
| 描述： | IC USB CHARGER 16-QFN |
| 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： | 4.3 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： | 管件 |
| 产品目录页面： | 1341 (CN2011-ZH PDF) |
LTC3559/LTC3559-1
ELECTRICAL CHARACTERISTICS
range, otherwise speci?cations are at T A = 25°C.
The l denotes speci?cations that apply over the full operating temperature
SYMBOL
Δ V DUVLO
V PROG
PARAMETER
Differential Undervoltage Lockout
Hysteresis
PROG Pin Servo Voltage
CONDITIONS
BAT = 4.05V (LTC3559)
BAT = 3.95V (LTC3559-1)
HPWR = 5V
MIN
TYP
130
130
1.000
MAX
UNITS
mV
mV
V
HPWR = 0V
BAT < V TRKL
0.200
0.100
V
V
h PROG
Ratio of I BAT to PROG Pin Current
800
mA/mA
I TRKL
V TRKL
Trickle Charge Current
Trickle Charge Threshold Voltage
BAT < V TRKL
BAT Rising
36
2.8
46
2.9
56
3.0
mA
V
Δ V TRKL
Trickle Charge Hysteresis Voltage
100
mV
Δ V RECHRG
t RECHRG
t TERM
t BADBAT
h C/10
t C/10
R ON(CHG)
Recharge Battery Threshold Voltage
Recharge Comparator Filter Time
Safety Timer Termination Period
Bad Battery Termination Time
End-of-Charge Indication Current Ratio
End-of-Charge Comparator Filter Time
Battery Charger Power FET On-Resistance
(Between V CC and BAT)
Threshold Voltage Relative to V FLOAT
BAT Falling
BAT = V FLOAT
BAT < V TRKL
(Note 5)
I BAT Falling
I BAT = 190mA
–85
3.5
0.4
0.085
–100
1.7
4
0.5
0.1
2.2
500
–130
4.5
0.6
0.11
mV
ms
Hour
Hour
mA/mA
ms
m Ω
T LIM
Junction Temperature in Constant
105
°C
Temperature Mode
NTC
V COLD
Cold Temperature Fault Threshold Voltage Rising NTC Voltage
75
76.5
78
%V CC
Hysteresis
1.6
%V CC
V HOT
Hot Temperature Fault Threshold Voltage Falling NTC Voltage
Hysteresis
33.4
34.9
1.6
36.4
%V CC
%V CC
V DIS
NTC Disable Threshold Voltage Falling NTC Voltage
l
0.7
1.7
2.7
%V CC
Hysteresis
50
mV
I NTC
NTC Leakage Current V NTC = V CC = 5V
–1
1
μA
Logic (HPWR, SUSP, CHRG )
V IL
V IH
Input Low Voltage HPWR, SUSP Pins
Input High Voltage HPWR, SUSP Pins
1.2
0.4
V
V
R DN
V CHRG
I CHRG
Logic Pin Pull-Down Resistance HPWR, SUSP Pins
CHRG Pin Output Low Voltage I CHRG = 5mA
CHRG Pin Input Current BAT = 4.5V, V CHRG = 5V
l
1.9
4
100
0
6.3
250
1
M Ω
mV
μA
Buck Switching Regulators, BAT = PV IN = 3.8V, EN1 = EN2 = 3.8V
PV IN
Input Supply Voltage LTC3559
LTC3559-1
l
l
3
3
4.2
4.1
V
V
I PVIN
Pulse Skip Supply Current
MODE = 0 (One Buck Enabled) (Note 6)
220
400
μA
Burst Mode Supply Current
Shutdown Supply Current
Supply Current in UVLO
MODE = 1 (One Buck Enabled) (Note 6)
EN1 = EN2 = 0V
PV IN = 2.0V
l
35
0
4
50
2
8
μA
μA
μA
PV IN UVLO PV IN Falling
PV IN Rising
2.45
2.55
V
V
f OSC
Switching Frequency MODE = 0V
1.91
2.25
2.59
MHz
V IL
V IH
Input Low Voltage MODE, EN1, EN2
Input High Voltage MODE, EN1, EN2
1.2
0.4
V
V
I LIMSW
Peak PMOS Current Limit MODE = 0V or 3.8V
550
800
1050
mA
3559fb
3
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 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 |
| LTC3560ES6#PBF | 制造商:Linear Technology 功能描述:2.1 A SWITCHING REGULATOR, 2700 kHz SWITCHING FREQ-MAX, PDSO6 |
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