HER201G HER208G 1 of 4 © 2006 Won-Top Electronics
Pb
HER201G – HER208G
2.0A GLASS PASSIVATED ULTRAFAST DIODE
Features
! Glass Passivated Die Construction
! Low Forward Voltage Drop
! High Current Capability A B A
! High Reliability
! High Surge Current Capability
Mechanical Data C
! Case: DO-15, Molded Plastic D
! Terminals: Plated Leads Solderable per
MIL-STD- 202, Met hod 208
! Polarity: Cathode Band
! Weight: 0.40 grams (approx.)
! Mounting Position: Any
! Marking: Type Number
! Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4
Maximum Ratings and Electrical Characteristics @TA=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capaciti ve load, derate current by 20%.
Characteristic Symbol HER
201G HER
202G HER
203G HER
204G HER
205G HER
206G HER
207G HER
208G Unit
Peak Repetit i ve Revers e Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR50 100 200 300 400 600 800 1000 V
RMS Reverse Voltage VR(RMS) 35 70 140 210 280 420 560 700 V
Average Rectified Output Current
(Note 1) @T
A = 55°C IO2.0 A
Non-Repetiti ve P eak Forward Surge Current
8.3ms Si ngl e half sine-wave superimposed on
rated load (JEDE C Method) IFSM 60 A
Forward Voltage @IF = 2.0A VFM 1.0 1.3 1.7 V
Peak Reverse Current @TA = 25°C
At Rated DC Blocki ng Voltage @TA = 100°C IRM 5.0
100 µA
Reverse Recovery Time (Note 2) trr 50 75 nS
Typi cal Junction Capacitanc e (Note 3) Cj60 40 pF
Operating Temperature Range Tj-65 to +150 °C
Storage Temperature Range TSTG -65 to +150 °C
Note: 1. Leads maintained at ambi ent temperature at a distance of 9.5mm from the case
2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5.
3. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.
WTE
POWER SEMICONDUCTORS
DO-15
Dim Min Max
A25.4
B5.50 7.62
C0.71 0.864
D2.60 3.60
All Dimensions in mm
HER201G HER208G 2 of 4 © 2006 Won-Top Electronics

0
0.5
1.0
1.5
2.0
2.5
25 50 75 100 125 150 175 200
I , AVERAGE FWD RECTIFIED CURRENT (A)
(AV)
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
A°
Single phase half-wave
60 Hz resistive or inductive load 0.01
1.0
2.0
10
0.6 0.8 1.0 1.2 1.4
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
T = 25 C
j°
Pulse width = 300 sµ
HER201G -HER204G
HER206G - HER208G
HER205G
I , PEAK FORWARD SURGE CURRENT (A)
FSM
0
20
40
60
1 10 100
NUMBER OF CYCLES AT 60Hz
Fig. 3 Peak Forward Surge Current
50V DC
Approx
50 NI (Non-inductive)10 NI
1.0
NI
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
trr
Settimebasefor5/10ns/cm
+0.5A
0A
-0.25A
-1.0A
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input Impedance = 50 .
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
1
10
100
1 10 100
C , CAPACITANCE (pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
T = 25 C
f = 1.0MHz
j°
HER201G-HER205G
HER206G -HER208G
HER201G HER208G 3 of 4 © 2006 Won-Top Electronics
MARKING INFORMATION
TAPING SPECIFICATIONS
PACKAGING INFORMATION
Packaging Reel Di ameter /
Box Size (mm) Quantity
(PCS) Carton Size
(mm) Quantity
(PCS) Approx. Gross Weight
(KG)
TAPE & REEL 330 4,000 370 x 370 x 420 20,000 12.0
TAPE & BOX 255 x 75 x 150 3,000 400 x 273 x 415 30,000 15.0
BULK 200 x 85 x 25 1,000 459 x 214 x 256 40,000 17.5
Note: 1. Paper reel, white or gray color. Core material: plastic or metal.
2. Components are packed in accordance with EIA standard RS-296-E.
TAPE & REEL
Cathode = Polarity Band
HER20xG = Device Number
x = 1, 2, 3, 4, 5, 6, 7 or 8
WTE = Manufacturer’s Logo
HER20xG
WTE
0.8mm
MAX
5mm
1.2mm
MAX
0.8mm
MAX
6mm 52.4mm
Cathode Tape: Red
Anode Tape: White
330mm
Product ID Label
Inspection Hole
(both ends)
80±5mm
TAPE & BOX
255mm
Product ID Label
150mm
75mm
BULK
200mm
85mm
25mm
HER201G HER208G 4 of 4 © 2006 Won-Top Electronics
ORDERING INFORMATION
Product No. Package Type Shipping Quantity
HER201G-T3 DO-15 4000/Tape & Reel
HER201G-TB DO-15 3000/Tape & Box
HER201G DO-15 1000 Units/Box
HER202G-T3 DO-15 4000/Tape & Reel
HER202G-TB DO-15 3000/Tape & Box
HER202G DO-15 1000 Units/Box
HER203G-T3 DO-15 4000/Tape & Reel
HER203G-TB DO-15 3000/Tape & Box
HER203G DO-15 1000 Units/Box
HER204G-T3 DO-15 4000/Tape & Reel
HER204G-TB DO-15 3000/Tape & Box
HER204G DO-15 1000 Units/Box
HER205G-T3 DO-15 4000/Tape & Reel
HER205G-TB DO-15 3000/Tape & Box
HER205G DO-15 1000 Units/Box
HER206G-T3 DO-15 4000/Tape & Reel
HER206G-TB DO-15 3000/Tape & Box
HER206G DO-15 1000 Units/Box
HER207G-T3 DO-15 4000/Tape & Reel
HER207G-TB DO-15 3000/Tape & Box
HER207G DO-15 1000 Units/Box
HER208G-T3 DO-15 4000/Tape & Reel
HER208G-TB DO-15 3000/Tape & Box
HER208G DO-15 1000 Units/Box
1. Products listed in bold are WTE Preferred devices.
2. Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
3. To order RoHS / Lead Free version (with Lead Free finish), add “-LF” suffix
to part number above. For example, HER201G-TB-LF.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer . WTE reserves the right to change any or all information herein without further notice.
WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
Internet: http://www.wont op.com