DS25003 Rev. 7 - 4 1 of 3 HER301-HER305
www.diodes.com ã Diodes Incorporated
Features
Mechanical Data
· Case: Molded Plastic
· Terminals: Plated Axial Leads, Solderable per
MIL-STD-202, Method 208
· Polarity: Color Band Denotes Cathode
· Approx. Weight: 1.2 grams
Ratings at 25° C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
Maximum Ratings and Electrical Characteristics
Characteristic Symbol HER301 HER302 HER303 HER304 HER305 Unit
Maximum Recurrent Peak Reverse Voltage
V
RRM
50 100 200 300 400 V
Maximum RMS Voltage
V
RMS
35 70 140 210 280 V
Maximum DC Blocking voltage
V
DC
50 100 200 300 400 V
Maximum Average Forward Rectified Current 9.5mm Lead
Length @ T
A
=50°C
I
(AV)
3.0 A
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load
(JEDEC method)
I
FM
125 A
Maximum Instantaneous Forward Voltage at 3.0 A DC
V
F
1.1 V
Maximum DC Reverse Current at Rated DC Blocking
Voltage @ T
A
= 25°C
I
R
10 µA
Maximum Full Load Reverse Current Full Cycle Average
9.5mm Lead Length @ T
C
= 55°C
I
R
150 µA
Maximum Reverse Recovery Time (Note 1)
T
RR
50 nS
Typical Junction Capacitance (Note 2)
C
J
70 pF
Operating and Storage Temperature Range
T
J
, T
STG
-65 to +150 °C
Notes: 1. Reverse Recovery Test Conditions: I
F
=0.5 A, I
R
=1.0 A, I
RR
=0.25A
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
· Low Power Loss, High Efficiency
· Low Leakage
· Low Forward Voltage Drop
· High Current Capability
· High Speed Switching
· High Surge Current Rating
· Plastic Material - UL Flammability
Classification 94V-0
HER301 - HER305
3.0A HIGH EFFICIENCY RECTIFIER
DO-201AD
Dim Min Max
A
25.4 —
B
— 9.5
C
1.2 1.3
D
4.8 5.2
All Dimensions in mm
D
I
SC
ON
TIN
U
E
D
N
OT
R
E
C
O
M
M
E
N
D
E
D
FO
R
N
E
W
D
E
SIG
N
S
,
U
SE
U
F3
0
0
1
-
U
F
300
7
