BY329-1700S Philips Semiconductors, BY329-1700S Datasheet - Page 3

• Manufacturer Part Number: BY329-1700S
• Description: Damper diode fast/ high-voltage
• Manufacturer: Philips Semiconductors

Philips Semiconductors
September 1998
Damper diode
fast, high-voltage
I
I
V F
R
F
Line output transformer
10%
I
F
Fig.3. Basic horizontal deflection circuit.
deflection transistor
Fig.1. Definition of Vfr and tfr
Fig.2. Definition of t
dI
dt
tfr
Qs
F
VCC
trr
D1
rr
and Q
V F
Cf
25%
s
LY
5V
time
time
time
100%
V
Cs
fr
3
Fig.4. Maximum allowable pulse width t
Fig.5. BY329-1700S Typical and maximum forward
Fig.6. Transient thermal impedance Z
100
frequency; Basic horizontal deflection circuit.
30
20
10
0.001
10
0
0.01
1
10
0.1
0
10
IF / A
Maximum pulse width / us
1
1us
characteristic I
Transient thermal impedance, Zth j-mb (K/W)
Tj = 25 C
Tj = 125 C
10us
0.5
100us
line frequency / kHz
pulse width, tp (s)
F
1ms
= f(V
V
width tp
pulse
1
P
typ
D
10ms 100ms
F
); parameter T
period T
t
p
Product specification
T
BY329-1700S
1.5
D =
BY459X-1500
BY229
max
p
T
t
p
t
1s
BY329S17
versus line
VF / V
th
VRRM
= f(t
j
Rev 1.100
time
10s
100
2
p
)