Si8487DB
www.vishay.com
Vishay Siliconix
S15-1692-Rev. E, 20-Jul-15
6
Document Number: 63483
For technical questions, contact: pmostechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted)
Normalized Thermal Transient Impedance, Junction-to-Ambient (1" x 1" FR4 Board with Full Copper)
Normalized Thermal Transient Impedance, Junction-to-Ambient (1" x 1" FR4 Board with Minimum Copper)
Vishay Siliconix maintains worldwide manufacturing capability. Products may be manufactured at one of several qualified locations. Reliability data for Silicon
Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?63483
.
10
-3
10
-2
00601110
-1
10
-4
100
2
1
0.1
0.01
0.2
0.1
0.05
0.02
Single Pulse
Duty Cycle = 0.5
Square Wave Pulse Duration (s)
Normalized Effective Transient
Thermal Impedance
1. Duty Cycle, D =
2. Per Unit Base = R
thJA
= 85 °C/W
3. T
JM
- T
A
= P
DM
Z
thJA
(t)
t
1
t
2
t
1
t
2
Notes:
4. Surface Mounted
P
DM
10
-3
10
-2
000101110
-1
100
0.2
0.1
0.05
0.02
Square Wave Pulse Duration (s)
Normalized Effective Transient
Thermal Impedance
1
0.1
0.01
Duty Cycle = 0.5
t
1
t
2
Notes:
P
DM
1. Duty Cycle, D =
2. Per Unit Base = R
thJA
= 175 °C/W
3. T
JM
- T
A
=P
DM
Z
thJA
(t)
t
1
t
2
4. Surface Mounted
Single Pulse
