参数资料
型号: LTC3535EDD#PBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG BST SYNC ADJ 0.55A 12DFN
特色产品: Energy Harvesting Power Products
标准包装: 121
类型: 升压(升压)
输出类型: 可调式
输出数: 2
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: 1MHz
电流 - 输出: 550mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 12-WFDFN 裸露焊盘
包装: 管件
供应商设备封装: 12-DFN
产品目录页面: 1335 (CN2011-ZH PDF)

LTC3535
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN1, V IN2 Voltage ......................................... –0.3V to 6V
SW1, SW2 Voltage
DC............................................................ –0.3V to 6V
Pulsed <100ns ......................................... –0.3V to 7V
SHDN1 , SHDN2 , FB1, FB2 Voltage ............... –0.3V to 6V
V OUT1, V OUT2 ................................................ –0.3V to 6V
Operating Temperature Range
(Notes 2, 5) .............................................. –40°C to 85°C
Junction Temperature ........................................... 125°C
Storage Temperature Range................... –65°C to 150°C
ORDER INFORMATION
PIN CONFIGURATION
TOP VIEW
V OUT1 1 12 FB1
SW1 2 11 SHDN1
GND 3 13 10 V IN1
V OUT2 4 9 FB2
SW2 5 8 SHDN2
GND 6 7 V IN2
DD PACKAGE
12-LEAD (3mm × 3mm) PLASTIC DFN
θ JA = 43°C/W, θ JC(PAD) = 3°C/W,
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH
LTC3535EDD#PBF
TAPE AND REEL
LTC3535EDD#TRPBF
PART MARKING
LDWV
PACKAGE DESCRIPTION
12-Lead (3mm × 3mm) Plastic DFN
TEMPERATURE RANGE
–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 (For each channel) The l denotes the specifications which apply over the specified
operating 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
Minimum Start-Up Input Voltage
CONDITIONS
I LOAD = 1mA
MIN
TYP
0.68
MAX
0.8
UNITS
V
Input Voltage Range
Output Voltage Adjust Range
After Start-Up. (Minimum Voltage is Load Dependent)
l
l
0.5
1.5
5
5.25
V
V
Feedback Pin Voltage
Feedback Pin 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
Current Limit Delay to Output
V FB = 1.30V
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
(Note 3)
l
l
1.165
550
1.195
1
0.01
250
9
0.1
0.1
0.4
0.6
750
60
1.225
50
1
500
18
5
10
V
nA
μA
μA
μA
μA
μA
Ω
Ω
mA
ns
Maximum Duty Cycle
V FB = 1.15V
l
87
90
%
3535fa
2
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