参数资料
型号: LTM4619IV#PBF
厂商: Linear Technology
文件页数: 15/24页
文件大小: 0K
描述: IC SWIT REG BUCK 4A ADJ 144LGA
产品培训模块: Power Module vs. Discrete DC to DC
软件下载: LTM4619 Spice Model
设计资源: DC1453A Design Files
LTM4619IV#PBF Footprint.bxl
特色产品: μModule Products
标准包装: 119
系列: µModule®
类型: 非隔离(POL)
输出数: 2
电压 - 输入(最小): 4.5V
电压 - 输入(最大): 26.5V
Voltage - Output 1: 0.8 ~ 5 V
Voltage - Output 2: 0.8 ~ 5 V
电流 - 输出(最大): 4A,4A
安装类型: 表面贴装
封装/外壳: 144-LGA
尺寸/尺寸: 0.59" L x 0.59" W x 0.11" H(15.0mm x 15.0mm x 2.8mm)
包装: 托盘
工作温度: -40°C ~ 125°C
产品目录页面: 2711 (CN2011-ZH PDF)
配用: DC1453A-ND - BOARD EVAL LTM4619
LTM4619
APPLICATIONS INFORMATION
Table 2. 1.5V Output
DERATING CURVE
Figures 9, 11
Figures 9, 11
Figures 9, 11
Figures 10, 12
Figures 10, 12
Figures 10, 12
V IN (V)
6, 12
6, 12
6, 12
6, 12
6, 12
6, 12
POWER LOSS CURVE
Figure 7
Figure 7
Figure 7
Figure 7
Figure 7
Figure 7
AIRFLOW (LFM)
0
200
400
0
200
400
HEATSINK
none
none
none
BGA Heatsink
BGA Heatsink
BGA Heatsink
Θ JA (°C/W)
12.8
9.0
8.0
11.9
8.4
7.4
Table 3. 3.3V Output
DERATING CURVE
Figures 13, 15
Figures 13, 15
Figures 13, 15
Figures 14, 16
Figures 14, 16
Figures 14, 16
V IN (V)
12, 24
12, 24
12, 24
12, 24
12, 24
12, 24
POWER LOSS CURVE
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
Figure 8
AIRFLOW (LFM)
0
200
400
0
200
400
HEATSINK
none
none
none
BGA Heatsink
BGA Heatsink
BGA Heatsink
Θ JA (°C/W)
13.4
9.6
8.5
12.5
8.9
7.9
HEATSINK MANUFACTURER
Aavid Thermalloy
Cool Innovations
3.0
2.5
2.0
1.5
1.0
PART NUMBER
375424B00034G
4-050503P to 4-050508P
4.5
4.0
3.5
3.0
2.5
2.0
1.5
WEBSITE
www.aavidthermalloy.com
www.coolinnovations.com
0.5
0
0
2
4
LOAD CURRENT (A)
6
6V LOSS
12V LOSS
8
4619 F07
1.0
0.5
0
0
2
4
LOAD CURRENT (A)
6
12V LOSS
24V LOSS
8
4619 F08
Figure 7. Power Loss at 1.5V Output
Figure 8. Power Loss at 3.3V Output
4619fb
For more information www.linear.com/LTM4619
15
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