LC5540LF
Series
Single-Stage Power Factor Corrected
Off-Line Switching Regulators
Package Outline Drawing
Leadframe 3052
10 ±0.2
Gate burr
4.2 ±0.2
2.6 ±0.2
LC
a
b
7-0.62 ±0.15
7-0.55+-00..12
2 ±0.15
5×P1.17±0.15
=5.85±0.15
(At base of pin)
(1.1)
2.6 ±0.1
(At base of pin)
R-end
0.45
+0.2
-0.1
5.08±0.6
(At tip of pin)
1 234567
Unit: mm
Package: TO-220F-7L
Leadframe material: Cu
Pin treatment: Solder dip
Weight: Approximately 1.45 g
"Gate Burr" shows area
where 0.3 mm (max) gate
burr may be present
Pin treatment Pb-free. Device composition
compliant with the RoHS directive.
0.5
0.5 0.5
0.5
Front View Side View
a: Part # 556xLF
b: Lot number
1stletter: Last digit of year
2ndletter: Month
Jan to September: Numeric
October: O
November: N
December: D
3rdand 4 thletter: Date
01 to 31: Numeric
5thletter: Internal use control number
LC5540LF-DS
10
SANKEN ELECTRIC CO., LTD.