ncp1540 ON Semiconductor, ncp1540 Datasheet - Page 6

• Manufacturer Part Number: ncp1540
• Description: 3.5 A High Efficiency Step-down Dc-dc Converter
• Manufacturer: ON Semiconductor

8X
2X
LOCATION
PIN ONE
NOTE 4
2X
0.10 C
0.08 C
0.15 C
0.15 C
e
BOTTOM VIEW
8
1
SIDE VIEW
TOP VIEW
D2
D
(A3)
4
e/2
5
A1
A B
8X
E2
8X
b
E
L
A
0.10 C
0.05 C
PACKAGE DIMENSIONS
C
http://onsemi.com
CASE 506BG-01
DFN8 5x6, 1.27P
SEATING
PLANE
A
NOTE 3
NCP1540
ISSUE O
B
6
*For additional information on our Pb-Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
0.95
8X
SOLDERING FOOTPRINT*
NOTES:
1. DIMENSIONING AND TOLERANCING PER
2. CONTROLLING DIMENSION: MILLIMETERS.
3. DIMENSION b APPLIES TO PLATED
4. COPLANARITY APPLIES TO THE EXPOSED
1
ASME Y14.5M, 1994.
TERMINAL AND IS MEASURED BETWEEN
0.15 AND 0.30 MM FROM TERMINAL TIP.
PAD AS WELL AS THE TERMINALS.
DIM
A1
A3
D2
E2
A
D
b
E
e
L
MILLIMETERS
MIN
0.80
0.00
0.45
3.90
2.90
0.60
4.20
8X
5.00 BSC
0.20 REF
6.00 BSC
1.27 BSC
0.71
MAX
1.00
0.05
0.55
4.10
3.10
0.80
DIMENSIONS: MILLIMETERS
1.27 PITCH
0.64
3.20
6.30