參數(shù)資料
型號(hào): LA7995M
元件分類: 穩(wěn)壓器
英文描述: SWITCHED CAPACITOR CONVERTER, 65 kHz SWITCHING FREQ-MAX, PDSO14
封裝: 0.225 INCH, MFP-14
文件頁(yè)數(shù): 2/5頁(yè)
文件大?。?/td> 100K
代理商: LA7995M
LA7995M
No.5920-2/5
Package Dimensions
unit : mm (typ)
3111A
Charge Pump Method
Figure 1 shows the charge pump circuit. A voltage twice the input voltage is created by driving switches S1 and S2 in
reverse phase.
Figure 1 Charge Pump Circuit
To create a 30V level from 5V, the LA7995M uses three charge pump circuits in series to create a step-up ratio of
2
×2×2 = 8×.
1
14
7
8
8.0
0.15
1.0 1.0
0.35
1.7max
(1.5)
0.1
4.4
0.63
6.4
SANYO : MFP14S(225mil)
VCC
S1
S2
VOUT ≈ 2VCC
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