參數(shù)資料
型號(hào): LM2670S-12
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator with Sync
中文描述: 5.4 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PSSO7
封裝: TO-263, 7 PIN
文件頁數(shù): 15/23頁
文件大?。?/td> 361K
代理商: LM2670S-12
Application Hints
(Continued)
Table 2. Input and Output Capacitor Codes
Capacitor
Reference
Code
Surface Mount
Sprague 594D Series
C
(μF)
(V)
120
6.3
220
6.3
68
10
150
10
47
16
100
16
180
16
47
20
33
25
68
25
15
35
33
35
15
50
AVX TPS Series
C
(μF)
(V)
330
6.3
100
220
47
100
33
68
22
10
22
Kemet T495 Series
C
(μF)
(V)
100
6.3
220
6.3
330
6.3
100
10
150
10
220
10
33
20
47
20
68
20
10
35
22
35
4.7
50
WV
Irms
(A)
1.15
1.1
1.15
0.89
1.15
0.77
0.94
0.77
0.63
0.66
WV
Irms
(A)
1.1
1.4
1.05
1.35
1
1.3
1.95
1.15
1.05
1.6
0.75
1
0.9
WV
Irms
(A)
0.82
1.1
1.1
1.1
1.1
1.1
0.78
0.94
0.94
0.63
0.63
0.66
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
10
10
16
16
20
20
25
35
35
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LM2670S12NOPB 制造商:National Semiconductor 功能描述:Conv DC-DC Single Step Down 8V to 40V 8-Pin(7+Tab) TO-263 Rail
LM2670S-3.3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2670S-3.3/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
LM2670S-3.3/NOPB 制造商:Texas Instruments 功能描述:DC/DC Converter IC