Power Derating Curves for SMDs; General

Philips Semiconductors
Power Derating Curves for SMDs
General
POWER DERATING CURVES FOR SMDs
Figures 1 through 17 on the following pages show the power derating curves (Ptot versus Tamb) for transistors in
SMD packages.
MDA101
300
MDA114
1.6
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(mW)
1.2
200
0.8
100
0.4
0
0
0
100
Tamb (°C)
0
200
100
200
Tamb (°C)
Device families:
BC868, BC869, BSR30, BSR40.
All product types.
Fig.1 Power derating curve for SOT23.
Fig.2 Power derating curve for SOT89.
MDA115
1.6
MDA116
1.6
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(W)
1.2
1.2
0.8
0.8
0.4
0.4
0
0
0
100
Tamb (°C)
0
200
Device families:
BCV28/48, BCV29/49, BCX51, BCX54, BST15, BST39,
BST50, BST60, PXTA14, PXTA42, PXTA92, PXT2907A, PXT4403.
Tamb (°C)
200
Device families:
BF620, BF621, PXT2222A, PXT4401.
Fig.3 Power derating curve for SOT89.
1999 May 07
100
Fig.4 Power derating curve for SOT89.
151
Philips Semiconductors
Power Derating Curves for SMDs
General
MDA117
1.6
MDA102
300
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(mW)
1.2
200
0.8
100
0.4
0
0
0
100
Tamb (°C)
200
0
Device families:
PXT3904, PXT3906.
100
Tamb (°C)
200
All product types.
Fig.5 Power derating curve for SOT89.
Fig.6 Power derating curve for SOT143.
MDA106
1.6
MDA107
1.6
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(W)
1.2
1.2
0.8
0.8
0.4
0.4
0
0
0
100
Tamb (°C)
0
200
Device families:
BCP68, BCP69, BDL31, BDL32, BDP31, BDP32, PZTA44.
Tamb (°C)
200
Device families:
BSP30, BSP40, BCP51, BCP54, BSP15.
Fig.7 Power derating curve for SOT223.
1999 May 07
100
Fig.8 Power derating curve for SOT223.
152
Philips Semiconductors
Power Derating Curves for SMDs
General
MDA108
1.6
MDA109
1.6
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(W)
1.2
1.2
0.8
0.8
0.4
0.4
0
0
0
100
Tamb (°C)
200
0
Device families:
BSP50, BSP60, PZTA14.
100
Tamb (°C)
200
Device families:
BF720, BF723, BSP19, PZTA42, PZTA92.
Fig.9 Power derating curve for SOT223.
Fig.10 Power derating curve for SOT223.
MDA110
1.6
MDA111
1.6
handbook, halfpage
handbook, halfpage
Ptot
(W)
Ptot
(W)
1.2
1.2
0.8
0.8
0.4
0.4
0
0
0
100
Tamb (°C)
200
0
Device families:
PZTA2907A, PZT4403, PZT2222A, PZT4401.
Tamb (°C)
200
Device families:
PZT3904, PZT3906.
Fig.11 Power derating curve for SOT223.
1999 May 07
100
Fig.12 Power derating curve for SOT223.
153
Philips Semiconductors
Power Derating Curves for SMDs
General
MDA104
300
MDA100
300
handbook, halfpage
handbook, halfpage
Ptot
(mW)
Ptot
(mW)
200
200
100
100
0
0
0
100
Tamb (°C)
200
0
100
Tamb (°C)
200
All product types.
All product types.
Fig.13 Power derating curve for SOT323 (SC-70).
Fig.14 Power derating curve for SOT346 (SC-59).
MDA103
300
MDA105
200
handbook, halfpage
handbook, halfpage
Ptot
(mW)
Ptot
(mW)
200
(1)
100
(2)
100
0
0
0
100
Tamb (°C)
200
0
100
Tamb (°C)
200
(1) Both transistors used.
(2) One transistor used.
All product types.
Fig.15 Power derating curves for SOT363 (SC-88).
Fig.16 Power derating curve for SOT416 (SC-75).
1999 May 07
154
Philips Semiconductors
Power Derating Curves for SMDs
General
MDA101
300
handbook, halfpage
Ptot
(mW)
200
100
0
0
100
Tamb (°C)
200
All product types.
Fig.17 Power derating curve for SOT490 (SC-89).
1999 May 07
155