®
UF1A – UF1M
1.0A SURFACE MOUNT GLASS PASSIVATED ULTRAFAST DIODE
WON-TOP ELECTRONICS
Pb
Features
Glass Passivated Die Construction
Ideally Suited for Automatic Assembly
Low Forward Voltage Drop, High Efficiency
Surge Overload Rating to 30A Peak
A
Low Power Loss
Ultra-Fast Recovery Time
Ideally Suited for Use in High Frequency
SMPS, Inverters and As Free Wheeling Diodes
B
D
F
C
H
E
G
Mechanical Data
Case: SMB/DO-214AA, Molded Plastic
Terminals: Solder Plated, Solderable
per MIL-STD-750, Method 2026
Polarity: Cathode Band or Cathode Notch
Marking: Type Number
Weight: 0.093 grams (approx.)
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 4
SMB/DO-214AA
Dim
Min
Max
A
B
C
D
E
F
G
H
3.30
4.06
1.91
0.152
5.08
2.13
0.051
0.76
3.94
4.70
2.11
0.305
5.59
2.44
0.203
1.27
All Dimensions in mm
Maximum Ratings and Electrical Characteristics
Characteristic
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage
Average Rectified Output Current
@T
L
= 110°C
Symbol
V
RRM
V
RWM
V
R
V
R(RMS)
I
O
UF1A
@T
A
=25°C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
UF1B
UF1D
UF1G
UF1J
UF1K
UF1M
Unit
50
35
100
70
200
140
400
280
1.0
600
420
800
560
1000
700
V
V
A
Non-Repetitive Peak Forward Surge Current
8.3ms Single Half Sine-Wave Superimposed on
Rated Load (JEDEC Method)
Forward Voltage
Peak Reverse Current
At Rated DC Blocking Voltage
Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Thermal Resistance Junction to Ambient (Note 3)
Thermal Resistance Junction to Lead (Note 3)
Operating and Storage Temperature Range
@I
F
= 1.0A
@T
A
= 25°C
@T
A
= 100°C
I
FSM
V
FM
I
RM
t
rr
C
J
R
θJA
R
θJL
T
J,
T
STG
50
20
1.0
30
1.3
10
50
75
15
75
25
-55 to +150
1.7
A
V
µA
nS
pF
°C/W
°C
Note: 1. Measured with I
F
= 0.5A, I
R
= 1.0A, I
RR
= 0.25A.
2. Measured at 1.0 MHz and applied reverse voltage of 4.0 V DC.
3. Mounted on PCB with 5.0mm x 5.0mm copper pads.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
1
®
UF1A – UF1M
I
(AV)
, AVERAGE FORWARD RECTIFIED CURRENT (A)
WON-TOP ELECTRONICS
Mounted on PCB
with 5.0 x 5.0mm
Copper Pads
0.8
I
F
, INSTANTANEOUS FORWARD CURRENT (A)
1.0
10
UF1G
1.0
UF1A – UF1D
0.6
0.4
0.1
UF1J – UF1M
0.2
Resistive or
Inductive Load
0
0
15
30 45 60 75 90 105 120 135 150
T
L
, LEAD TEMPERATURE (°C)
Fig. 1 Forward Current Derating Curve
I
R
, INSTANTANEOUS REVERSE CURRENT (µA)
0.01
0
0.4
0.8
1.2
1.6
2.0
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
I
FSM
, PEAK FORWARD SURGE CURRENT (A)
30
Single Half-Sine-Wave
JEDEC Method
1000
24
100
18
10
T
A
= 100°C
12
1.0
T
A
= 25°C
6
0.1
0
1
10
100
NUMBER OF CYCLES AT 60Hz
Fig. 3 Forward Surge Current Derating Curve
50
C
J
, JUNCTION CAPACITANCE (pF)
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
Fig. 4 Typical Reverse Characteristics
40
f = 1MHz
30
UF1A – UF1G
20
UF1J – UF1M
10
0
0.1
1
10
V
R
, DC REVERSE VOLTAGE (V)
Fig. 5 Typical Junction Capacitance
100
www.wontop.com
2
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
®
UF1A – UF1M
WON-TOP ELECTRONICS
MARKING INFORMATION
RECOMMENDED FOOTPRINT
0.050 MIN
(1.27 MIN)
UF1x
Cathode
UF1x
x
= Polarity Band
= Device Number
= A, B, D, G, J, K or M
0.106 MAX
(2.69 MAX)
0.082 MIN
(2.10 MIN)
inches(mm)
PACKAGING INFORMATION
TAPE & REEL
Direction of Unreeling
8mm
330mm
12mm
4mm
12mm
Product ID Label
1.6mm
Reel Diameter
(mm)
330
Quantity
(PCS)
3,000
Inner Box Size
L x W x H (mm)
340 x 337 x 45
Quantity
(PCS)
6,000
Carton Size
L x W x H (mm)
370 x 370 x 420
Quantity
(PCS)
48,000
Approx. Gross Weight
(KG)
14.0
Note:
1. Paper reel, white or gray color.
2. Components are packed in accordance with EIA standard 481-1 and 481-2.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
3
®
UF1A – UF1M
WON-TOP ELECTRONICS
ORDERING INFORMATION
Product No.
UF1A-T3
UF1B-T3
UF1D-T3
UF1G-T3
UF1J-T3
UF1K-T3
UF1M-T3
1.
2.
Package Type
SMB
SMB
SMB
SMB
SMB
SMB
SMB
Shipping Quantity
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
3000/Tape & Reel
Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
To order RoHS / Lead Free version (with Lead Free finish), add “-LF”
suffix to part number above. For example, UF1A-T3-LF.
WON-TOP ELECTRONICS and
are registered trademarks of Won-Top Electronics Co., Ltd (WTE). 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.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road,
Chine Chen Dist., Kaohsiung 806, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
www.wontop.com
4
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
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