io
aucti, Vnc.
20 STERN AVE.
SPRINGFIELD, NEW JERSEY 07081
U.S.A.
TELEPHONE: (973) 376-2922
(212) 227-6005
FAX: (973) 376-8960
Damper diode
FEATURES
• Glass passivated
• High maximum operating
temperature
• Low leakage current
• Excellent stability
• Available in ammo-pack
• Also available with preformed leads
for easy insertion.
APPLICATIONS
• Damper diode in high frequency
horizontal deflection circuits up to
38 kHz.
Fig.1 Simplified outline (SOD64) and symbol.
DESCRIPTION
Rugged glass package, using a high
temperature alloyed construction.
BY328
This package is hermetically sealed
and fatigue free as coefficients of
expansion of all used parts are
matched.
-H-
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
VRSM
VRRM
VR
PARAMETER
non-repetitive peak reverse voltage
repetitive peak reverse voltage
continuous reverse voltage
working peak forward current
CONDITIONS
MIN.
-
-
MAX.
1500
1500
1400
6.0
4.7
3.0
10
60
V
V
V
A
A
A
A
A
UNIT
IFWM
T
tp
= 55 °C; lead length = 10 mm
see Fig. 2
Tgmb = 55 °C; PCB mounting (see
Fig. 5); see Fig.2
T
amb
= 55 °C; PCB mounting (see
Fig.4); see Fig 2
-
-
-
—
-
IFRM
IFSM
repetitive peak forward current
non-repetitive peak forward current
t = 1 0 ms half sinewave;
T
j = Tj
m
ax prior to surge;
VR = V
RRMmax
T
stg
storage temperature
junction temperature
Tj
-65
-65
+175
+150
°C
°C
NJ Semi-Conductors reserves the right to change test conditions, parameter limits and package dimensions without
notice. Information Furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going
to press. However, NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use.
NJ Semi-Conductors encourages customers to verify that datasheets are current before placing orders.
Quality Semi-Conductors
Damper diode
ELECTRICAL CHARACTERISTICS
TJ = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
forward voltage
reverse current
reverse recovery time
CONDITIONS
l
F
= 5 A ; T j = T
jmax
;seeFig.3
IF = 5 A; see Fig.3
V
R
= V
Rmax
;T
J
= 150°C
when switched from IF = 0.5 A to
I
R
= 1 A; measured at I
R
= 0.25 A;
see Fig. 6
when switched to IF = 5 A in 50 ns;
TJ = TJ
max
; see Fig. 7
BY328
MAX.
1.35
1.45
150
500
V
V
UNIT
V
F
IR
trr
HA
ns
tfr
forward recovery time
500
ns
THERMAL CHARACTERISTICS
SYMBOL
PARAMETER
thermal resistance from junction to tie-point
thermal resistance from junction to ambient
note 1
mounted as shown in Fig. 5
CONDITIONS
lead length = 10 mm
VALUE
UNIT
Rtn j-tp
Rth j-a
25
75
40
K/W
K/W
K/W
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