S-19100N12H-M5T2U Datasheet, PDF (33/45 Pages) Seiko Instruments Inc – BUILT-IN DELAY CIRCUIT

FOR AUTOMOTIVE 105°C OPERATION VOLTAGE DETECTOR BUILT-IN DELAY CIRCUIT (EXTERNAL DELAY TIME SETTING)
Rev.2.0_01
S-19100xxxH Series
3. SNT-4A
1.0
Tj = 125C max.
0.8
0.6
Board 2
0.41 W
0.4
Board 1
0.2 ^{0.33 W}
0
0
50
100
150
Ambient temperature (Ta) [C]
Figure 39 Power Dissipation of Package (When Mounted on Board)
3. 1 Board 1
76.2 mm
Figure 40
Item
Thermal resistance value
(θja)
Size
Material
Number of copper foil layer
1
Copper foil layer
2
3
4
Thermal via
Table 17
Specification
300°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
−
3. 2 Board 2
76.2 mm
Figure 41
Item
Thermal resistance value
(θja)
Size
Material
Number of copper foil layer
1
Copper foil layer
2
3
4
Thermal via
Table 18
Specification
242°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
−
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