DIODS BY269, BY268 Datasheet
Features
Hermetically Sealed Glass Body Construction
·
High Voltage to 1800V with Low Leakage
·
Surge Overload Rating to 20A Peak
·
Mechanical Data
Case: SOD-57, Glass
·
Terminals: Plated Leads Solderable per
·
MIL-STD-202, Method 208
Polarity: Cathode Band
·
Weight: 0.50 grams (approx.)
·
Mounting Position: Any
·
Marking: Type Number
·
BY268 / BY269
0.8A FAST RECOVERY HIGH VOLTAGE GLASS BODY
RECTIFIER
A A
Dim Min Max
A 26.0 ¾
B ¾ 4.2
C ¾ 0.82
D ¾ 3.6
All Dimensions in mm
B
C
D
SOD-57
Maximum Ratings and Electrical Characteristics
Characteristic Symbol BY268 BY269 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Non-Repetitive Peak Reverse Voltage
Average Rectified Output Current (Note 1)
Non-Repetitive Peak Forward Surge Current 8.3ms
single half sine-wave superimposed on rated load
(JEDEC Method)
Forward Voltage @ IF= 400mA
Peak Reverse Leakage Current @ Tj=25°C
at Rated DC Blocking Voltage @ T
Reverse Recovery Time (Note 2)
Typical Thermal Resistance Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Notes: 1. Valid provided that leads are kept at ambient temperature at a distance of 25mm from the case.
2. Measured with I
= 1.0A, IR= 1.0A, Irr= 0.25A. See Figure 4.
F
= 100°C
j
V
RRM
V
RWM
V
V
R(RMS)
V
RSM
I
FSM
V
I
R
T
j,TSTG
I
RM
t
qJA
R
O
FM
rr
@Tj=25°C unless otherwise specified
1400 1600 V
980 1120 V
1600 1800 V
800 mA
20 A
1.25 V
2.0
15
400 ns
110
-65 to +175 °C
mA
K/W
DS30035 Rev. A - PRELIMINARY 1 of 2 BY268 / BY269
10
100
g
1000
g
12
100
µ
1
T = 25 Cj°
0.1
F
I , INSTANTANEOUS FWD CURRENT (A)
0.01
0
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
12345
Fi
.1 Typical Forward Characteristics
10
8
6
4
j
C , Junction Capacitance (pF)
2
I , REVERSE CURRENT ( A)
10
1
R
V=V
0.1
0
40 80 120 160 200
T , Junction Temperature ( C)
j
Fi
.2 Typical Reverse Characteristics
f = 470kHz
°
T = 25 C
j
R RRM
°
0
V , Reverse Voltage (V)
R
Fig.3 Typical Junction Capacitance
50 NIΩ
Device
Under
(+)
50V DC
Approx
(-)
Notes:
1. Rise Time = 7.0ns max. Input impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input impedance = 50 .ΩΩ
Test
1.0NIΩ
50 NIΩ
Oscilloscope
(Note 1)
Generator
(Note 2)
Fig. 4 Reverse Recovery Time Characteristic and Test Circuit
10.1 10 100
+0.5A
(-)
Pulse
(+)
0
-0.25A
-1.0A
t
rr
Set time base for 50/100 ns/cm
DS30035 Rev. A - PRELIMINARY 2 of 2 BY268 / BY269
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