PAGE . 1
March 06,2012-REV.00
UF1AF SERIES
FEATURES
• For surface mounted applications
• Low profile package
• Built-in strain relief
• Easy pick and place
• Ultrafast recovery times for high efficiency
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• Glass passivated junction
• Lead free in comply with EU RoHS 2002/95/EC directives.
• Green molding compound as per IEC61249 Std. . (Halogen Free)
MECHANICAL DA T A
• Case: SMBF molded plastic
• Terminals: Solder plated, solderable per MIL-STD-750,Method 2026
• Approx. Weight: 0.0018 ounces, 0.05 grams
• Polarity : Color band denotes cathode end
SURFACE MOUNT ULTRA FAST RECTIFIER
NOTES :
1. Mounted on 48cm2 FR-4 PCB.
VOLTAGE 50-600 V olts 1 AmpereCURRENT
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TA=25oC unless otherwise noted)
PARAMETER SYMBOL UF1AF UF1BF UF1DF UF1GF UF1JF UNITS
Recurrent Peak Reverse Voltage V
RRM
50 100 200 400 600 V
RMS Voltage V
RMS
35 70 140 280 420 V
DC Blocking Voltage V
R
50 100 200 400 600 V
Average Forward Current I
F(AV)
1A
Peak Forward Surge Current : 8.3ms single half sine-wave
superimposed on rated load(JEDEC method) I
FSM
30 A
Forward Voltage at 1.0A V
F
11.31.7V
DC Reverse Current at Rated
DC Blocking Voltage T
J
=25
O
CI
R
1μA
Typical Junction capacitance V
R
=4V,f=1MH
Z
C
J
18 10 8 pF
Typical Thermal Resistance ,Junction to Lead (Note 1)
Junction to Ambient (Note 1)
R
θJL
R
θJA
20
62.5
O
C / W
Reverse Recovery Time (I
F
=0.5A, I
R
=1.0A,I
rr
=0.25A) T
rr
50 100 ns
Operating Junction Temperature and Storage Temperature Range T
J
,T
STG
-55 to +150
O
C
1 2
Cathode
Anode
PAGE . 2
March 06,2012-REV.00
0
0.2
0.4
0.6
0.8
1
1.2
0 25 50 75 100 125 150
T
C
, Case Temperature (°C)
I
F
, Forward Current (A)
Fig.6 Typical Reverse Characteristics
Fig.3 Typical Forward Characteristics
Fig.1 Forward Current Derating Curve Fig.2 Typical Junction Capacitance
1
10
100
0.1 1 10 100
V
R
, Reverse Bias Voltage (V)
C
J
, Junction Capacitance (pF)
UF1AF / UF1BF/UF1DF
UF1GF
UF1JF
0.01
0.1
1
10
0.2 0.4 0.6 0.8 1 1.2
VF, Forward Voltage (V)
IF, Forward Current (A)
TJ = 75°C
TJ = 150°C
TJ = 25°C
UF1AF / UF1BF/UF1DF
TJ = 125°C
1
10
100
1000
10000
20 40 60 80 100
Percent of Rated Peak Reverse Voltage (%)
I
R
,Reverse Current (nA)
TJ = 25°CTJ = 75°C
TJ = 125°C
TJ = 150°C
UF1AF / UF1BF/UF1DF
Fig.4 Typical Forward Characteristics
0.01
0.1
1
10
0 0.5 1 1.5 2
V
F
, Forward Voltage (V)
I
F
, Forward Current (A)
UF1GF
TJ = 150°C
TJ = 75°C
TJ = 25°C
0.01
0.1
1
10
0 0.5 1 1.5
V
F
, Forward Voltage (V)
I
F
, Forward Current (A)
TJ = 75°C
TJ = 25°C
UF1JF
TJ = 150°C
TJ= 125°C
Fig.5 Typical Forward Characteristics
TJ = 125°C
UF1AF SERIES
RATING AND CHARACTERISTIC CURVES
PAGE . 3
March 06,2012-REV.00
Fig.7 Typical Reverse Characteristics
1
10
100
1000
10000
100000
20 40 60 80 100
Percent of Rated Peak Reverse Voltage (%)
I
R
,Reverse Current (nA)
UF1GF
T
J
= 150°C T
J
= 125°C
T
J
= 75°C T
J
= 25°C
Fig.8 Typical Reverse Characteristics
1
10
100
1000
10000
100000
20 40 60 80 100
Percent of Rated Peak Reverse Voltage (%)
I
R
,Reverse Current (nA)
UF1JF
T
J
= 150°C T
J
= 125°C
T
J
= 75°C T
J
= 25°C
UF1AF SERIES
RATING AND CHARACTERISTIC CURVES
PAGE . 4
MOUNTING P AD LA YOUT
• Packing information
ORDER INFORMA TION
LEGAL ST ATEMENT
Copyright PanJit International, Inc 2012
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
T/R - 5K per 13" plastic Reel
SMBF
Unit:inch(mm)
0.256
(6.5)
0.110
(2.8)
0.073
(1.85)
(0.087)
(2.2)
March 06,2012-REV.00
UF1AF SERIES
PAGE . 5
For example :
RB500V-40_R2_00001
Part No. Serial number
Version code means HF
Packing size code means 13"
Packing type means T/R
Packing C od e XX Versi on Code XXXXX
Packing
type 1
st
Code Packing
size co de 2
nd
Code HF or RoHS 1
st
Code 2
nd
~5
th
Code
T/B AN/A 0HF 0 s e r ial number
T/R R7" 1RoHS 1 s e r ial number
B/P B13" 2
T/P T26mm X
TRR S52mm Y
TRL LPBCU U
FORMING FPBCD D
Part No_pa cking code _Version
March 06,2012-REV.00
UF1AF_R1_00001
UF1AF_00001
UF1AF_R2_00001
UF1AF SERIES
