參數(shù)資料
型號(hào): LT3574IMS#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 1.1 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, PLASTIC, MSOP-16
文件頁數(shù): 3/24頁
文件大?。?/td> 285K
代理商: LT3574IMS#TRPBF
LT3574
3574f
TRANSFORMER DESIGN CONSIDERATIONS
Transformer specification and design is perhaps the most
criticalpartofsuccessfullyapplyingtheLT3574.Inaddition
to the usual list of caveats dealing with high frequency
isolated power supply transformer design, the following
information should be carefully considered.
Linear Technology has worked with several leading mag-
netic component manufacturers to produce pre-designed
flybacktransformersforusewiththeLT3574.Table5shows
the details of several of these transformers.
applications inForMation
Table 5. Predesigned Transformers—Typical Specifications Unless Otherwise Noted
TRANSFORMER
PART NUMBER
SIZE (W
× L × H)
mm
LPRI
(H)
LLEAKAGE
(nH)
NP:NS:NB
RPRI
(mΩ)
RSEC
(mΩ)
VENDOR
TARGET
APPLICATIONS
PA3018NL
12.70
× 10.67 × 9.14
50
700
4:1:1
250
32
Pulse Engineering
3.3V, 0.7A
PA2626NL
12.70
× 10.67 × 9.14
30
403
3:1:1
240
66
Pulse Engineering
5V, 0.5A
PA2627NL
15.24
× 13.1 × 11.45
50
766
3:1:1
420
44
Pulse Engineering
5V, 0.5A
PA3019NL
12.70
× 10.67 × 9.14
50
700
3:1:1
250
72
Pulse Engineering
5V, 0.5A
PA3020NL
12.70
× 10.67 × 9.14
60
680
2:1:0.33
400
200
Pulse Engineering
12V, 0.25A
PA3021NL
12.70
× 10.67 × 9.14
50
195
1:1:0.33
100
200
Pulse Engineering
15V, 0.15A
750311304
15.24 × 13.3 × 11.43
50
825
4:1:1.5
146
17
Würth Elektronik
3.3V, 0.7A
750310564
15.24 × 13.3 × 11.43
63
450
3:1:1
115
50
Würth Elektronik
±5V, 0.5A
750370040
9.14
× 9.78 × 10.54
30
150
3:1:1
60
12.5
Würth Elektronik
5V, 0.5A
750370041
9.14
× 9.78 × 10.54
50
450
3:1:1
190
26
Würth Elektronik
5V, 0.5A
750370047
13.35
× 10.8 × 9.14
30
150
3:1:1
60
12.5
Würth Elektronik
5V, 0.5A
750311307
15.24
× 13.3 × 11.43
100
2000
2:1:0.33
173
104
Würth Elektronik
12V, 0.25A
750311308
15.24
× 13.3 × 11.43
100
2090
1:1:0.33
325
480
Würth Elektronik
15V, 0.15A
L10-1022
9.52
× 9.52 × 4.95
30
-
1:1
0.142
BH Electronics
5V, 0.1A
相關(guān)PDF資料
PDF描述
LT3579EUFD#PBF SWITCHING REGULATOR, PQCC20
LT3579IUFD-1#TRPBF SWITCHING REGULATOR, PQCC20
LT3579IFE#PBF SWITCHING REGULATOR, PDSO20
LT3579IFE-1#TRPBF SWITCHING REGULATOR, PDSO20
LT3579EUFD-1#TRPBF SWITCHING REGULATOR, PQCC20
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