S-19100N12A-M5T2U Datasheet, PDF (31/39 Pages) Seiko Instruments Inc – BUILT-IN DELAY CIRCUIT

FOR AUTOMOTIVE 125°C OPERATION VOLTAGE DETECTOR BUILT-IN DELAY CIRCUIT (EXTERNAL DELAY TIME SETTING)
Rev.1.2_01
S-19100xxxA Series
2. SC-82AB
1.0
Tj = 125C max.
0.8
0.6 Board 2
0.49 W
0.4
Board 1
0.42 W
0.2
0
0
50
100
150
Ambient temperature (Ta) [C]
Figure 35 Power Dissipation of Package (When Mounted on Board)
2. 1 Board 1
76.2 mm
Figure 36
Table 14
Item
Thermal resistance value
(θja)
Size
Material
Number of copper foil layer
1
Copper foil layer
2
3
4
Thermal via
Specification
236°C/W
114.3 mm × 76.2 mm × t1.6 mm
FR-4
2
Land pattern and wiring for testing: t0.070 mm
−
−
74.2 mm × 74.2 mm × t0.070 mm
−
2. 2 Board 2
76.2 mm
Figure 37
Table 15
Item
Thermal resistance value
(θja)
Size
Material
Number of copper foil layer
1
Copper foil layer
2
3
4
Thermal via
Specification
204°C/W
114.3 mm × 76.2 mm × t1.6 mm
FR-4
4
Land pattern and wiring for testing: t0.070 mm
74.2 mm × 74.2 mm × t0.035 mm
74.2 mm × 74.2 mm × t0.035 mm
74.2 mm × 74.2 mm × t0.070 mm
−
31