PKC-136RL STMicroelectronics, PKC-136RL Datasheet - Page 3
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PKC-136RL
Manufacturer Part Number
PKC-136RL
Description
IC PEAK CLAMP ASD 700VDC DO-15
Manufacturer
STMicroelectronics
Series
PKC-136r
Datasheet
1.PKC-136.pdf
(5 pages)
Specifications of PKC-136RL
Voltage - Clamping
160V
Technology
Mixed Technology
Power (watts)
1.5W
Number Of Circuits
1
Applications
Overload Protection
Package / Case
DO-204AC, DO-15, Axial
Mounting Style
Through Hole
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Working
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-6478-2
PKC-136RL
PKC-136RL
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PKC-136RL
Manufacturer:
STM
Quantity:
6 000
THERMAL RESISTANCES
Note 1: Device mounted on a epoxy FR4 board of 35µm thickness
Lead Length: 10mm
Pad diameter: 4mm
Track width: 1mm
Track length: 25mm
The Rth
S(Cu) = 1.5cm
S(Cu) = 3.5cm
Fig. 3: Average power dissipation versus ambient
temperature.
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Fig. 1: Peak pulse power versus exponential pulse
duration.
1.E+02
1.E+01
1.E+00
1.E-01
Symbol
0
R
P(W)
R
1.E-04
th(j-a)
th(j-l)
Pp(kW)
(j-a)
25
can be reduced by replacing the Cu track by plan:
Junction to leads
Junction to ambiant condition see note 1
1.E-03
Printed circuit board
2
2
/lead
/lead
Tamb =Tleads
50
1.E-02
Tamb(°C)
R
R
tp(ms)
th(j-a)
th(j-a)
75
1.E-01
= 65°C/W
= 60°C/W
100
L = 10mm
Parameter
1.E+00
Tj initial=25°C
125
1.E+01
150
Fig. 4: Variation of thermal impedance junction to
ambient versus pulse duration (printed circuit
board epoxy FR4)
1000.0
Fig. 2: Relative variation of peak pulse power
versus initial junction temperature.
110
100
100.0
90
80
70
60
50
40
30
20
10
10.0
0
1.0
0
1.E-02
%
Zth(j-a) (°C/W)
Free air
25
1.E-01
50
1.E+00
75
Tj(°C)
tp(s)
Value
105
40
100
1.E+01
125
1.E+02
PKC-136
150
°C/W
°C/W
Unit
1.E+03
3/5
175