BC846BS Philips Semiconductors, BC846BS Datasheet - Page 3

• Manufacturer Part Number: BC846BS
• Description: 100 MA NPN/NPN General-purpose Transistor
• Manufacturer: Philips Semiconductors

NXP Semiconductors
6. Thermal characteristics
BC846BS_1
Product data sheet
Table 6.
In accordance with the Absolute Maximum Rating System (IEC 60134).
[1]
Table 7.
[1]
Symbol
Per device
P
T
T
T
Symbol
Per transistor
R
R
Per device
R
Fig 1.
j
amb
stg
tot
th(j-a)
th(j-sp)
th(j-a)
Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
FR4 PCB, standard footprint
Per device: Power derating curve SOT363 (SC-88)
Limiting values
Thermal characteristics
Parameter
total power dissipation
junction temperature
ambient temperature
storage temperature
Parameter
thermal resistance from
junction to ambient
thermal resistance from
junction to solder point
thermal resistance from
junction to ambient
(mW)
P
Rev. 01 — 24 August 2009
tot
500
400
300
200
100
0
…continued
75
25
65 V, 100 mA NPN/NPN general-purpose transistor
Conditions
T
Conditions
in free air
in free air
amb
25
25 C
75
125
[1]
[1]
T
006aab618
amb
Min
-
-
-
[1]
( C)
175
Min
-
-
55
65
Typ
-
-
-
www.DataSheet4U.com
BC846BS
© NXP B.V. 2009. All rights reserved.
Max
300
150
+150
+150
Max
625
230
416
Unit
mW
C
C
C
Unit
K/W
K/W
K/W
3 of 12