PMBT3946VPN 데이터 시트보기 (PDF) - NXP Semiconductors.
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PMBT3946VPN Datasheet PDF : 15 Pages
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NXP Semiconductors
PMBT3946VPN
40 V, 200 mA NPN/PNP switching transistor
Table 6. Limiting values …continued
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
Min
Per device
Ptot
Tj
Tamb
Tstg
total power dissipation
junction temperature
ambient temperature
storage temperature
Tamb ≤ 25 °C
[1][2] -
-
−55
−65
Max Unit
360
mW
150
°C
+150 °C
+150 °C
[1] Reflow soldering is the only recommended soldering method.
[2] Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
400
Ptot
(mW)
300
006aab604
200
100
0
−75
−25
25
75
125
175
Tamb (°C)
FR4 PCB, standard footprint
Fig 1. Per device: Power derating curves SOT666
6. Thermal characteristics
Table 7. Thermal characteristics
Symbol Parameter
Per transistor
Rth(j-a)
thermal resistance from
junction to ambient
Rth(j-sp)
thermal resistance from
junction to solder point
Per device
Rth(j-a)
thermal resistance from
junction to ambient
Conditions
in free air
Min Typ Max Unit
[1][2] -
-
521 K/W
-
-
100 K/W
in free air
[1][2] -
-
347 K/W
[1] Reflow soldering is the only recommended soldering method.
[2] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
PMBT3946VPN_1
Product data sheet
Rev. 01 — 31 August 2009
© NXP B.V. 2009. All rights reserved.
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