DS25001 Rev. 7 - 4 1 of 3 HER101-HER106
www.diodes.com ã Diodes Incorporated
·Low Leakage
·Low Forward Voltage Drop
·High Current Capability
·High Speed Switching
·Plastic Material: UL Flammability
Classification Rating 94V-0
·Case: DO-41, Molded Plastic
·Terminals: Plated Axial Leads, Solderable per
MIL-STD-202, Method 208
·Polarity: Color Band Denotes Cathode
·Mounting Position: Any
·Weight: 0.35 grams (approx.)
Ratings at 25°C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
Notes: 1. Reverse Recovery Test Conditions: IF =0.5A, IR =1.0A, Irr =0.25A
2. Measured at 1.0MHz and applied reverse voltage of 4.0V.
HER101 - HER106
1.0A HIGH EFFICIENCY RECTIFIER
Mechanical Data
Features
Maximum Ratings and Electrical Characteristics
AA
B
C
D
DO-41
Dim Min Max
A25.4 —
B4.1 5.2
C0.71 0.86
D2.0 2.7
All Dimensions in mm
Characteristic Symbol HER
101
HER
102
HER
103
HER
104
HER
105
HER
106 Units
Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 300 400 600 V
Maximum RMS Voltage VRMS 35 70 140 210 280 420 V
Maximum DC Blocking voltage VDC 50 100 200 300 400 600 V
Maximum Average Forward Rectified Current
9.5mm Lead Length @ TA = 50°CI(AV) 1.0 A
Peak Forward Surge Current 8.3ms single half sine-wave
superimposed on rated load (JEDEC method) IFM 30 A
Maximum Instantaneous Forward Voltage @ 1.0A DC VF1.1 1.75 V
Maximum DC Reverse Current at Rated DC
Blocking Voltage IR5.0 mA
Maximum DC Reverse Current at
Rated DC Blocking Voltage @ TA = 150°CIR100 mA
Maximum Reverse Recovery Time (Note 1) trr 50 100 ns
Typical Junction Capacitance (Note 2) Cj20 pF
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
DISCONTINUED,
NOT RECOMMENDED
FOR NEW DESIGNS,
USE UF1001 - UF1007
DS25001 Rev. 7 - 4 2 of 3 HER101 - HER106
www.diodes.com
0.01
0.1
1.0
10
100
0 20 40 60 80 100 120 140
I , INSTANTANEOUS REVERSE CURRENT (m A)
R
PERCENT OF PEAK REVERSE VOLTAGE
Fig. 2 Typical Reverse Characteristics
T = 150ºC
J
T = 25ºC
J
T = 100ºC
J
0.001
0.01
0.1
1.0
10
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
I , INSTANTANEOUS FORWARD CURRENT (AMPERES)
F
V , INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
F
Fig. 3 Typical Instantaneous Forward Characteristics
T = 25ºC
J
HER 101
THRU
HER105
HER 106
THRU
HER 107
10
20
30
40
1 10 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60 Hz
Fig. 4 Max Non-Repetitive Peak Fwd Surge Current (A)
8.3ms Single Half Sine-Wave
JEDEC Method
10
20
30
40
50
60
70
0
0.1 1.0 10 100 1000
C , JUNCTION CAPACITANCE (pF)
J
VR, REVERSE VOLTAGE (VOLTS)
Fig. 5 Typical Junction Capacitance
0
1.0
2.0
0 25 50 75 100 125 150 175
I , AVERAGE FORWARD CURRENT (AMPERES)
AV
T , AMBIENT TEMPERATURE (ºC)
A
Fig. 1 Typical Forward Current Derating Curve
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
DISCONTINUED,
NOT RECOMMENDED
FOR NEW DESIGNS,
USE UF1001 - UF1007
DS25001 Rev. 7 - 4 3 of 3 HER101 - HER106
www.diodes.com
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further
notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product described herein; neither
does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will
agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.
LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written approval of the
President of Diodes Incorporated.
DISCONTINUED,
NOT RECOMMENDED
FOR NEW DESIGNS,
USE UF1001 - UF1007