Table 20. Component Value Selection Examples for Si3210M MOSFET/Trans" />
參數(shù)資料
型號: SI3211PPTX-EVB
廠商: Silicon Laboratories Inc
文件頁數(shù): 71/148頁
文件大小: 0K
描述: BOARD EVAL W/DISCRETE INTERFACE
標(biāo)準(zhǔn)包裝: 1
系列: ProSLIC®
主要目的: 接口,模擬前端(AFE)
已用 IC / 零件: Si3211
已供物品: 板,CD
Si3210/Si3211
Rev. 1.61
29
Not
Recommended
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r N
ew
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Table 20. Component Value Selection Examples for Si3210M MOSFET/Transformer DC-DC Converter1
VDC
Maximum Ringing Load/
Loop Resistance
Winding
Connections2
Transformer Ratio
R18
R19, R20
3.3 V
3 REN/117
1–2
0.06
7.15 k
5.0 V
5 REN/117
1–2
0.10
16.5 k
12 V
5 REN/117
1–3
0.6
56.2 k
24 V
5 REN/117
1–4
2.1
121 k
Notes:
1. There are other system and software conditions that influence component value selection.
Refer to “AN45: Design Guide for the Si3210 DC-DC Converter” for detailed guidance.
2. Applies to transformer specified in Table 14; other transformers may vary.
Table 21. Component Value Selection Examples for Si3210 BJT/Inductor DC-DC Converter
VDC
Maximum Ringing Load/Loop Resistance
L1
R17
R18
R19, R20
5 V
3 REN/117
67 H
150
0.15
16.5 k
12 V
5 REN/117
150 H
162
0.56
56.2 k
24 V
5 REN/117
220 H
175
2.0
121 k
Note: There are other system and software conditions that influence component value selection.
Refer to “AN45: Design Guide for the Si3210 DC-DC Converter” for detailed guidance.
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