参数资料
型号: LMZ14201EVAL/NOPB
厂商: National Semiconductor
文件页数: 8/27页
文件大小: 0K
描述: EVAL BOARD FOR LMZ14201
产品培训模块: SIMPLE SWITCHER Power Modules
标准包装: 1
系列: SIMPLE SWITCHER®
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 3.3V
电流 - 输出: 1A
输入电压: 6 ~ 24 V
稳压器拓扑结构: 降压
频率 - 开关: 最高 1MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: LMZ14201
LMZ14201
SNVS649F – JANUARY 2010 – REVISED OCTOBER 2013
www.ti.com
Typical Performance Characteristics (continued)
Unless otherwise specified, the following conditions apply: V IN = 24V; Cin = 10uF X7R Ceramic; C O = 100uF X7R Ceramic;
Tambient = 25 C for efficiency curves and waveforms.
100
95
90
85
Efficiency 8V Input 85°C
5.0
3.3
2.5
1.8
1.5
0.45
0.375
0.3
Dissipation 8V Input 85°C
5.0
3.3
2.5
1.8
1.5
80
75
70
65
1.2
0.225
0.15
1.2
60
55
85°C
0.075
85°C
50
0
0.2
0.4
0.6
0.8
1
0
0
0.2
0.4
0.6
0.8
1
OUTPUT CURRENT (A)
Figure 15.
OUTPUT CURRENT (A)
Figure 16.
100
95
90
85
80
Efficiency 12V Input@ 85°C
6.0
5.0
3.3
2.5
1.8
1.5
0.6
0.5
0.4
Dissipation 12V Input @ 85°C
6.0
5.0
3.3
2.5
1.2
75
0.3
70
65
60
0.2
0.1
1.8
1.5
1.2
55
50
0
85°C
0.2
0.4
0.6
0.8
1
0
0
85°C
0.2
0.4
0.6
0.8
1
100
95
OUTPUT CURRENT (A)
Figure 17.
Efficiency 24V Input @ 85°C
1.2
OUTPUT CURRENT (A)
Figure 18.
Dissipation 24V Input @ 85°C
90
6.0
1.0
85
80
75
5.0
3.3
2.5
1.8
0.8
0.6
6.0
5.0
70
65
60
0.4
0.2
3.3
2.5
55
50
0
85°C
0.2
0.4
0.6
0.8
1
0
0
85°C
0.2
0.4
0.6
1.8
0.8
1
OUTPUT CURRENT (A)
Figure 19.
OUTPUT CURRENT (A)
Figure 20.
8
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Product Folder Links: LMZ14201
Copyright ? 2010–2013, Texas Instruments Incorporated
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