STM8450 View Datasheet(PDF) - Samhop Mircroelectronics
Part Name
Description
MFG CO.
'STM8450' PDF : 11 Pages View PDF
S TM8450
V DD
5
RL
V IN
D
V OUT
VG S
RGEN G
S
F igure 11. S witching T es t C ircuit
N-C hannel
10
td(on)
VOUT
ton
tr
td(off)
90%
10% INVE R TE D
toff
tf
90%
10%
VIN
10%
90%
50%
50%
PULS E WIDTH
F igure 12. S witching Waveforms
1
0.5
0.2
0.1
0.1 0.05
0.02
0.01
0.01
0.00001
0.0001
P-C hannel
10
Single Pulse
P DM
t1
t2
on
1. R thJA (t)=r (t) * R thJA
2. R thJA=S ee Datas heet
3. T J M-T A = P DM* R thJ A (t)
4. Duty C ycle, D=t1/t2
0.001
0.01
0.1
1
10
100
Square Wave Pulse Duration(sec)
Normalized Thermal Transient Impedance Curve
1000
1
0.5
0.2
0.1
0.1
0.05
0.02
0.01
0.01
0.00001
Single Pulse
P DM
t1
t2
on
1. R thJA (t)=r (t) * R thJA
2. R thJA=S ee Datas heet
3. T J M-T A = P DM* R thJ A (t)
4. Duty C ycle, D=t1/t2
0.0001
0.001
0.01
0.1
1
10
100
Square Wave Pulse Duration(sec)
Normalized Thermal Transient Impedance Curve
1000
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