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LTC3865EUHTRPBF PDF预览

LTC3865EUHTRPBF

更新时间: 2024-01-31 08:12:36
品牌 Logo 应用领域
凌特 - Linear 控制器
页数 文件大小 规格书
36页 475K
描述
Dual, 2-Phase Synchronous DC/DC Controller with Pin Selectable Outputs

LTC3865EUHTRPBF 技术参数

是否Rohs认证: 符合生命周期:Transferred
零件包装代码:QFN包装说明:HVQCCN, LCC32,.2SQ,20
针数:32Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.19其他特性:ALSO OPERATES IN ADJUSTABLE MODE FROM 0.6V TO 5V
模拟集成电路 - 其他类型:DUAL SWITCHING CONTROLLER控制模式:CURRENT-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:38 V
最小输入电压:4.5 V标称输入电压:15 V
JESD-30 代码:S-PQCC-N32JESD-609代码:e3
长度:5 mm湿度敏感等级:1
功能数量:1端子数量:32
最高工作温度:125 °C最低工作温度:-40 °C
标称输出电压:5 V封装主体材料:PLASTIC/EPOXY
封装代码:HVQCCN封装等效代码:LCC32,.2SQ,20
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:0.8 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:PHASE-SHIFT
最大切换频率:880 kHz技术:CMOS
温度等级:AUTOMOTIVE端子面层:Matte Tin (Sn)
端子形式:NO LEAD端子节距:0.5 mm
端子位置:QUAD处于峰值回流温度下的最长时间:30
宽度:5 mm

LTC3865EUHTRPBF 数据手册

 浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第3页浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第4页浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第5页浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第7页浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第8页浏览型号LTC3865EUHTRPBF的Datasheet PDF文件第9页 
LTC3865/LTC3865-1  
Typical perForMance characTerisTics  
Efficiency and Power Loss  
vs Input Voltage  
Efficiency vs Load Current  
Efficiency vs Load Current  
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
100  
90  
80  
70  
60  
50  
40  
30  
20  
10  
0
100  
90  
5
4
3
2
1
0
FIGURE 16 CIRCUIT  
EFFICIENCY  
80  
BURST  
BURST  
70  
DCM  
CCM  
60  
50  
DCM  
CCM  
POWER LOSS  
40  
30  
20  
V
V
= 12V  
V
V
= 12V  
IN  
OUT  
IN  
OUT  
= 1.2V  
= 1.5V  
FIGURE 16 CIRCUIT  
FIGURE 16 CIRCUIT  
10  
20  
0
30  
0.01  
0.1  
1
LOAD CURRENT (A)  
10 100  
0.01  
0.1  
1
10 100  
LOAD CURRENT (A)  
INPUT VOLTAGE (V)  
3865 G23  
3865 G24  
3865 G25  
Load Step  
(Burst Mode Operation)  
Load Step  
(Forced Continuous Mode)  
Load Step  
(Pulse-Skipping Mode)  
V
OUT  
V
OUT  
100mV/DIV  
AC-  
100mV/DIV  
AC-  
V
OUT  
100mV/DIV  
AC-  
COUPLED  
COUPLED  
COUPLED  
I
I
I
L
L
L
5A/DIV  
5A/DIV  
5A/DIV  
I
LOAD  
I
I
LOAD  
LOAD  
5A/DIV  
500mA  
TO 7A  
5A/DIV  
500mA  
TO 7A  
5A/DIV  
500mA  
TO 7A  
3865 G01  
3865 G03  
3865 G02  
V
V
= 12V  
40µs/DIV  
40µs/DIV  
V
V
= 12V  
40µs/DIV  
V
V
= 12V  
IN  
OUT  
IN  
OUT  
IN  
OUT  
= 1.5V  
= 1.5V  
= 1.5V  
FIGURE 16 CIRCUIT  
FIGURE 16 CIRCUIT  
FIGURE 16 CIRCUIT  
Coincident Tracking  
Inductor Current at Light Load  
Prebiased Output at 1V  
FORCED  
RUN  
2V/DIV  
RUN1  
2V/DIV  
CONTINUOUS  
MODE  
V
= 1.5V  
OUT1  
1Ω LOAD  
500mV/DIV  
5A/DIV  
V
= 1.5V  
OUT  
Burst Mode  
OPERATION  
5A/DIV  
500mV/DIV  
V
= 1.2V  
OUT2  
1Ω LOAD  
500mV/DIV  
V
TRACK/SS  
1V/DIV  
PULSE-  
SKIPPING MODE  
5A/DIV  
3865 G05  
3865 G06  
3865 G04  
40ms/DIV  
40ms/DIV  
V
V
LOAD  
= 12V  
2µs/DIV  
IN  
= 1.5V  
OUT  
I
= 100mA  
FIGURE 16 CIRCUIT  
3865f  

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