Data Sheet
3.0 Amp FAST RECOVERY
PLASTIC RECTIFIERS
Mechanical Dimensions
JEDEC
D0-201AD
.190
.210
.285
.375
1.00 Min.
BY396 . . . 399 Series
Description
.050 typ.
Features
n
FAST SWITCHING FOR
HIGH EFFICIENCY
n
HIGH SURGE CAPABILITY
n
3.0 AMP OPERATION @ T
A
= 50°C, WITH
NO THERMAL RUNAWAY
n
MEETS UL SPECIFICATION 94V-0
BY396 . . . 399 Series
Maximum Ratings
Peak Repetitive Reverse Voltage...V
RRM
RMS Reverse Voltage...V
R(rms)
DC Blocking Voltage...V
DC
Average Forward Rectified Current...I
F(av)
T
A
= 50°C
Non-Repetitive Peak Forward Surge Current...I
FSM
@ Rated Current & Temp
Operating & Storage Temperature Range...T
J
, T
STRG
Electrical Characteristics
Maximum Forward Voltage @ 3.0A...V
F
Maximum DC Reverse Current...I
R
@ Rated DC Blocking Voltage
Maximum Thermal Resistance...R
θJC
Maximum Reverse Recovery Time...t
RR
@ I
F
= 10mA, I
R
= 10mA, I
RR
= 1mA
Page 4-12
............................................. 1.3 ...............................................
BY396
100
70
100
BY397
200
140
200
BY398
400
280
400
BY399
800
560
800
Units
Volts
Volts
Volts
Amps
............................................. 3.0 ...............................................
............................................. 100 ...............................................
Amps
........................................ -50 to 150 .........................................
°C
Volts
............................................. 1 0 ...............................................
µAmps
............................................. 3 0 ...............................................
............................................. 500 ...............................................
°C
/ W
ns
Data Sheet
3.0 Amp FAST RECOVERY
PLASTIC RECTIFIERS
Thermal Resistance Junction & Ambient
Thermal Resistance (°C / W)
°
90
80
60
40
20
0
10
20
30
Lead Length (mm)
Typical Junction Capacitance
35
Typ.
Max.
Forward Current Derating Curve
Average Forward Current (A)
1.5
R Load
LL = 10mm
1.0
.5
C Load
0
25 50 75 100 125 150 175
Ambient Temperature (°C)
°
Instantaneous Forward Characteristics
1000
500
Forward Current (A)
100
10
1
.1
.01
.001
0
.2
.4 .6 .8 1.0 1.2 1.4
Forward Voltage (V)
Max.
15
Junction Capacitance (pF)
Typ.
10
T
J
= 25°C
5
F = 1 MHz
0
1
10
100
1000
Reverse Voltage (V)
Non-Inductive
(+)
25 VDC
(-)
50Ω
Ω
D.U.T
1
Ω
Non-
Inductive
10Ω
Ω
(-)
Pulse
Generator
Note 2
+.5A
Reverse Recovery Characteristics
t
RR
Ratings at
25 Deg. C ambient
temperature
unless otherwise
specified.
Single Phase Half
Wave, 60 Hz
Resistive or
Inductive Load.
For Capacitive
Load, Derate
Current by 20%.
Oscilliscope
Note 1
(+)
0A
-.25A
Notes: 1 . Rise Time = 7 ns Max.
Impedance = 1 megohm, 22 pF
2 . Rise Time = 10 ns Max.
Source Impedance = 50 Ohms
-1.0A
1 cm
Time Base Set @ 50/100ns/cm
NOTES:
1. Measured @ 1 MHz and applied reverse voltage of 4.0V.
2. Thermal Resistance Junction to Case, Jedec Method.
Page 4-13
BY396 . . . 399 Series