EP2C8 ALTERA [Altera Corporation], EP2C8 Datasheet - Page 6

• Manufacturer Part Number: EP2C8
• Description: Cyclone Series Device Thermal Resistance
• Manufacturer: ALTERA [Altera Corporation]

Cyclone
Devices
6
EP2C5
EP2C8
EP2C20
EP2C35
EP2C50
EP2C35
EP2C50
EP2C70
EP1C3
EP1C6
EP1C12
Table 6. Thermal Resistance of Cyclone II Devices
Table 7. Thermal Resistance of Cyclone Devices (Part 1 of 2)
Device
Device
Pin Count
100
144
144
240
256
240
256
324
Package
U484
U484
F256
F256
F256
F484
F484
F484
F672
F672
F672
F896
Table 6
for Cyclone II devices on a typical board.
Table 7
(junction-to-case thermal resistance) values for Cyclone devices.
Package
PQFP
FBGA
PQFP
FBGA
FBGA
TQFP
TQFP
TQFP
provides θ
provides θ
θ
JA
Still Air
DS-CYTHRML-3.0
30.2
27.9
24.7
20.5
18.8
20.0
17.7
19.0
17.4
16.5
15.7
14.6
(° C/W)
θ
JC
11.0
10.0
9.8
4.3
8.8
4.0
6.6
6.1
(
°
C/W)
JA
JA
and θ
(junction-to-ambient thermal resistance) and θ
100 ft./min.
θ
JA
25.8
23.2
20.1
16.2
14.5
15.5
13.5
14.6
13.3
12.4
11.7
10.7
θ
(° C/W)
JA
JB
Still Air
37.5
31.1
29.4
27.2
28.7
26.0
24.3
23.0
(junction-to-board thermal resistance) values
(
°
Altera Device Package Information Data Sheet
C/W)
200 ft./min.
θ
JA
100 ft./min.
θ
22.9
20.5
17.5
13.9
12.3
13.2
11.4
12.3
11.3
10.5
JA
(° C/W)
9.8
8.9
35.4
29.4
28.0
24.7
24.5
23.4
20.2
19.8
(
°
C/W)
400 ft./min.
θ
200 ft./min.
JA
θ
JA
20.6
18.4
15.3
12.2
10.6
11.3
10.6
(° C/W)
9.8
9.8
9.0
8.3
7.6
33.4
27.9
26.7
22.1
22.3
20.8
18.1
17.7
(
°
C/W)
Altera Corporation
400 ft./min.
θ
θ
JB
JA
14.8
12.3
29.8
25.5
24.7
17.8
20.5
17.1
16.4
16.1
9.1
7.2
5.7
5.3
4.5
4.4
5.5
4.6
3.8
3.7
(°C/W)
(
°
JC
C/W)