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参数资料
| 型号： | LTC3539EDCB-2#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/14页 |
| 文件大小： | 0K |
| 描述： | IC REG BOOST SYNC ADJ 2A 8DFN |
| 标准包装： | 2,500 |
| 类型： | 升压（升压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 1.5 V ~ 5.25 V |
| 输入电压： | 0.5 V ~ 5 V |
| PWM 型： | 电流模式，混合 |
| 频率 - 开关： | 2MHz |
| 电流 - 输出： | 2A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-WFDFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 8-DFN（3x2） |
LTC3539/LTC3539-2
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN Voltage ................................................... –0.3V to 6V
SW Voltage
DC............................................................ –0.3V to 6V
Pulsed <100ns ......................................... –0.3V to 7V
SHDN , FB, MODE Voltage ............................ –0.3V to 6V
V OUT ............................................................. –0.3V to 6V
Operating Temperature (Notes 2, 5) ......... –40°C to 85°C
Storage Temperature Range .................. –65°C to 125°C
ORDER INFORMATION
PIN CONFIGURATION
TOP VIEW
SW 1 8 V OUT
PGND 2 7 MODE
9
GND 3 6 FB
V IN 4 5 SHDN
DCB PACKAGE
8-LEAD (2mm × 3mm) PLASTIC DFN
T JMAX = 125°C, θ JA = 64°C/W (NOTE 6)
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH
LTC3539EDCB#PBF
LTC3539EDCB-2#PBF
TAPE AND REEL
LTC3539EDCB#TRPBF
LTC3539EDCB-2#TRPBF
PART MARKING
LDCS
LDPH
PACKAGE DESCRIPTION
8-Lead (2mm × 3mm) Plastic DFN
8-Lead (2mm × 3mm) Plastic DFN
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the specified
temperature range of –40°C to 85°C, otherwise specifications are at T A = 25°C. V IN = 1.2V, V OUT = 3.3V, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Range
Minimum Start-Up Voltage
Output Voltage Adjust Range
After Start-Up
I LOAD = 1mA, V OUT = 0V
l
0.5
1.5
0.7
5
0.88
5.25
V
V
V
Feedback Voltage
Feedback Input Current
Quiescent Current - Shutdown
Quiescent Current - Active
Quiescent Current - Burst
N-Channel MOSFET Switch Leakage Current
P-Channel MOSFET Switch Leakage Current
N-Channel MOSFET Switch On Resistance
P-Channel MOSFET Switch On Resistance
N-Channel MOSFET Current Limit
V FB = 1.2V
V SHDN = 0V, Not Including Switch Leakage, V OUT = 0V
Measured on V OUT , Non-Switching
Measured on V OUT , FB > 1.230V
V SW = 5V
V SW = 5V, V OUT = 0V
V OUT = 3.3V
V OUT = 3.3V
l
l
1.182
2
1.200
1
0.01
300
10
0.1
0.1
0.09
0.125
2.6
1.218
50
1
500
18
10
20
V
nA
μA
μA
μA
μA
μA
Ω
Ω
A
35392fb
2
For more information www.linear.com/3539/3539-2
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相关代理商/技术参数 |
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|---|---|
| LTC3539EDCB-PBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:2A, 1MHz/2MHz Synchronous Step-Up DC/DC Converters |
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