Miniature Transformers
Document 1173-1
Miniature Transformers LPD8035V
Key features
• AEC-Q200 Grade 3 (−40°C to +85°C) qualified • Ultra-s...
Description
Document 1173-1
Miniature Transformers LPD8035V
Key features
AEC-Q200 Grade 3 (−40°C to +85°C) qualified Ultra-small package size 8.0 × 6.4 × 3.5 mm Suitable to operate in ambient temperatures as high
as 125°C Tight coupling coefficient ≥0.97 1500 Vrms, one minute isolation (hipot) between windings
Applications
Flyback transformer Coupled inductor in SEPIC applications Common mode filter choke
Dot indicates pin 1 14
333D
23 0.312 ±0.003 7,92 ±0,080
0.252 ±0.003 6,40 ±0,080
14 L1 L2
23
1:1
0.138 3.50
max
0.330 8,38 0.115 2,91
0.270 0.063 6,86 1,60
1 2
45° 0.072 1,83
4 0.072 1,83
3
Recommended Land Pattern
Dimensions
are in
inches mm
+ D
L1 L2 C
VIN C SW
–
Typical Flyback Converter
+ VOUT
–
L2 D C
+ VOUTAUX
–
++
L1
VIN SW D
C
VOUT
––
Typical Buck Converter with auxiliary output
+ L1
VIN Q
C1 L2
D C
+
VOUT
–– Typical SEPIC schematic
Refer to Application Note, Document 639, “Selecting...
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