BC369 Datasheet, PDF (4/12 Pages) NXP Semiconductors – PNP medium power transistor

NXP Semiconductors
PNP medium power transistor;
20 V, 1 A
Product data sheet
BC369
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
VALUE UNIT
R_th(j-a)
thermal resistance from junction to ambient
T_amb ≤ 25 °C; notes 1 and 2
150
K/W
Notes
1. Refer to SOT54 (SC-43A) standard mounting conditions.
2. Device mounted on a FR4 printed-circuit board; single-sided copper; tin-plated; standard footprint for SOT54.
10³
handbook, full pagewidth
Rth(j-a)
(K/W)
(1)
10²
(2)
(3)
(4)
(5)
(6)
10 (7)
(8)
(9)
1 ⁽¹⁰⁾
10^−1
10^−5
10^−4
10^−3
10^−2
10^−1
1
MLE302
P
δ
=
tp
T
tp
t
T
10
10²
10³
tp (s)
(1) δ = 1.0.
(2) δ = 0.75.
(3) δ = 0.5.
(4) δ = 0.03.
(5) δ = 0.2.
(6) δ = 0.1.
(7) δ = 0.05.
(8) δ = 0.02.
(9) δ = 0.01.
(10) δ = 0.0.
Fig.2 Transient thermal resistance from junction to ambient as a function of pulse time for standard PCB
footprint.
2004 Nov 05
4