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LTC3826IUH#PBF PDF预览

LTC3826IUH#PBF

更新时间: 2024-02-14 17:19:08
品牌 Logo 应用领域
凌特 - Linear 开关
页数 文件大小 规格书
36页 469K
描述
LTC3826 - 30µA IQ, Dual, 2-Phase Synchronous Step-Down Controller; Package: QFN; Pins: 32; Temperature Range: -40°C to 85°C

LTC3826IUH#PBF 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:5.16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:36 V最小输入电压:4 V
标称输入电压:12 VJESD-30 代码:S-PQCC-N32
JESD-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:85 °C
最低工作温度:最大输出电流:3 A
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:585 kHz
技术:CMOS温度等级:OTHER
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
Base Number Matches:1

LTC3826IUH#PBF 数据手册

 浏览型号LTC3826IUH#PBF的Datasheet PDF文件第2页浏览型号LTC3826IUH#PBF的Datasheet PDF文件第3页浏览型号LTC3826IUH#PBF的Datasheet PDF文件第4页浏览型号LTC3826IUH#PBF的Datasheet PDF文件第6页浏览型号LTC3826IUH#PBF的Datasheet PDF文件第7页浏览型号LTC3826IUH#PBF的Datasheet PDF文件第8页 
LTC3826  
TYPICAL PERFORMANCE CHARACTERISTICS  
Efficiency and Power Loss  
Efficiency vs Input Voltage  
vs Output Current  
Efficiency vs Output Current  
100  
90  
10000  
1000  
100  
10  
100  
90  
98  
96  
94  
92  
90  
88  
86  
84  
82  
V
= 3.3V  
Burst Mode OPERATION  
PULSE SKIPPING MODE  
FORCED  
OUT  
80  
80  
CONTINUOUS  
70  
70  
60  
50  
60  
50  
40  
30  
20  
10  
0
40  
30  
20  
10  
0
1
V
V
= 12V  
= 5V  
V
V
= 12V  
IN  
IN  
IN  
OUT  
= 3.3V  
0.1  
10  
0.00001 0.0001 0.001 0.01  
OUTPUT CURRENT (A)  
FIGURE 13 CIRCUIT  
0.1  
1
0.00001 0.0001 0.001 0.01  
OUTPUT CURRENT (A)  
FIGURE 13 CIRCUIT  
0.1  
1
10  
5
10 15 20 25 30 35 40  
INPUT VOLTAGE (V)  
3826 G03  
0
3826 G01  
3826 G02  
FIGURE 13 CIRCUIT  
Load Step  
(Burst Mode Operation)  
Load Step  
(Forced Continuous Mode)  
Load Step  
(Pulse Skipping Mode)  
V
V
V
OUT  
OUT  
OUT  
100mV/DIV  
AC  
100mV/DIV  
AC  
100mV/DIV  
AC  
COUPLED  
COUPLED  
COUPLED  
I
I
L
L
I
L
2A/DIV  
2A/DIV  
2A/DIV  
20μs/DIV  
20μs/DIV  
FIGURE 13 CIRCUIT  
20μs/DIV  
FIGURE 13 CIRCUIT  
V = 3.3V  
OUT  
3826 G04  
3826 G05  
3826 G06  
FIGURE 13 CIRCUIT  
V
OUT  
= 3.3V  
V
OUT  
= 3.3V  
Inductor Current at Light Load  
Soft-Start-Up  
Tracking Start-Up  
FORCED  
CONTINUOUS  
MODE  
V
V
OUT2  
OUT2  
2V/DIV  
2V/DIV  
2A/DIV  
Burst Mode  
OPERATION  
PULSE  
SKIPPING  
MODE  
V
V
OUT1  
OUT1  
2V/DIV  
2V/DIV  
2μs/DIV  
3826 G07  
FIGURE 13 CIRCUIT  
V
LOAD  
= 3.3V  
= 100μA  
OUT  
I
20ms/DIV  
20ms/DIV  
FIGURE 13 CIRCUIT  
3826 G08  
3826 G09  
FIGURE 13 CIRCUIT  
3826fc  
5

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