SR24ALF
LOW VF SCHOTTKY BARRIER RECTIFIER
VOLTAGE
45 Volts
CURRENT
2 Amperes
FEATURES
• Plastic package has Underwriters Laboratory Flammability
Classification 94V-O
• For surface mounted applications
• Low profile package
• Built-in strain relief
• Metal to silicon rectifier. majority carrier conduction
• Low power loss,high efficiency
• High surge capacity
0.010(0.25)
0.006(0.15)
0.103(2.60)
0.094(2.40)
0.073(1.85)
0.065(1.65)
0.154(3.90)
0.145(3.70)
• For use in low voltage high frequency inverters, free wheeling, and
polarity protection applications
• Lead free in comply with EU RoHS 2011/65/EU directives.
0.044(1.10)
0.035(0.90)
0.193(4.90)
0.177(4.50)
• Green molding compound as per IEC61249 Std. . (Halogen Free)
MECHANICAL DATA
Case : SMAF, Plastic
0.038(0.95)
0.021(0.55)
Terminals : Solderable per MIL-STD-750, Method 2026
0.038(0.95)
0.021(0.55)
Polarity: Color band denotes cathode end
Weight: 0.0011 ounces, 0.0328 grams
Marking: SR24ALF
1
C a th o d e
2
A node
o
ABSOLUTE MAXIMUM RATINGS (TA=25 C unless otherwise noted)
PARAMETER
SYMBOL
VALUE
UNIT
Maximum Recurrent Peak Reverse Voltage
VRRM
45
V
Maximum RMS Voltage
VRMS
31.5
V
VR
45
V
Average Rectified Output Current
I F(AV)
2
A
Peak Forward Surge Current:8.3ms single half sine-wave
superimposed on rated load (JEDEC method)
I FSM
80
A
RΘJL
20
TJ,TSTG
-55 to + 150
Maximum DC Blocking Voltage
Typical Thermal Resistance, Junction to Lead
Operating Junction Temperature and Storage Temperature Range
(Note 1)
C/W
o
C
o
NOTES:
2
1.Mounted on 48cm FR-4 PCB .
December 09,2011-REV.00
PAGE . 1
SR24ALF
o
ELECTRICAL CHARACTERISTICS (TA=25 C unless otherwise noted)
PARAMETER
SYMBOL
Breakdown voltage
Instantaneous forward voltage
Reverse current
TEST CONDITIONS
VBR
I R=1mA
VF
I F=1A
I F=1.5A
I F=2A
I F=1A
I F=1.5A
I F=2A
TA=25oC
TA=25oC
TA=125oC
MIN.
TYP.
MAX.
UNIT
45
-
-
V
-
0.40
0.42
0.45
0.28
0.32
0.36
0.47
-
V
V
VR=36V
TA=25oC
-
9.2
-
μA
VR=45V
TA=25oC
TA=125oC
-
12
100
-
μA
mA
IR
RATING AND CHARACTERISTIC CURVES
2
1.5
1
0.5
0
0
25
50
75
100
125
150
1000
CJ, Junction Capacitance (pF)
IF, Forward Current (A)
2.5
100
10
0.1
TC, Case Temperature (°C)
10
TJ = 125°C
TJ = 75°C
0.1
100
Fig.2 Typical Junction Capacitance
IF, Forward Current (A)
IR,Reverse Current (mA)
100
TJ = 150°C
10
VR, Reverse Bias Voltage (V)
Fig.1 Forward Current Derating Curve
1
1
0.01
TJ = 25°C
10
TJ = 150°C
TJ = 125°C
1
TJ = 75°C
TJ = 25°C
0.1
0.001
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig.3 Typical Reverse Characteristics
December 09,2011-REV.00
0
0.2
0.4
0.6
VF, Forward Voltage (V)
Fig.4 Typical Forward Characteristics
PAGE . 2
SR24ALF
MOUNTING PAD LAYOUT
SMAF
Unit:inch(mm)
0.232
(5.9)
0.063
(1.6)
0.075
(1.9)
0.106
(2.7)
ORDER INFORMATION
• Packing information
T/R - 10K per 13" plastic Reel
December 09,2011-REV.00
PAGE . 3
SR24ALF
Part No_packing code_Version
SR24ALF_R1_00001
SR24ALF_R2_00001
For example :
RB500V-40_R2_00001
Serial number
Version code means HF
Part No.
Packing size code means 13"
Packing type means T/R
Packing Code XX
Packing type
Tape and Ammunition Box
(T/B)
Tape and Reel
(T/R)
Bulk Packing
(B/P)
Tube Packing
(T/P)
Tape and Reel (Right Oriented)
(TRR)
Tape and Reel (Left Oriented)
(TRL)
FORMING
December 09,2011-REV.00
Version Code XXXXX
1st Code
Packing size code
A
N/A
0
HF
0
serial number
R
7"
1
RoHS
1
serial number
B
13"
2
T
26mm
X
S
52mm
Y
L
F
PANASERT T/B CATHODE UP
(PBCU)
PANASERT T/B CATHODE DOWN
(PBCD)
2nd Code HF or RoHS 1st Code 2nd~5th Code
U
D
PAGE . 4
SR24ALF
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• Reproducing and modifying information of the document is prohibited without permission
from Panjit International Inc..
• Panjit International Inc. reserves the rights to make changes of the content herein the
document anytime without notification. Please refer to our website for the latest
document.
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any product including damages incidentally and consequentially occurred.
• Panjit International Inc. does not assume any and all implied warranties, including warranties
of fitness for particular purpose, non-infringement and merchantability.
• Applications shown on the herein document are examples of standard use and operation.
Customers are responsible in comprehending the suitable use in particular applications.
Panjit International Inc. makes no representation or warranty that such applications will be
suitable for the specified use without further testing or modification.
•
The products shown herein are not designed and authorized for equipments requiring high
level of reliability or relating to human life and for any applications concerning life-saving
or life-sustaining, such as medical instruments, transportation equipment, aerospace
machinery et cetera. Customers using or selling these products for use in such applications
do so at their own risk and agree to fully indemnify Panjit International Inc. for any damages
resulting from such improper use or sale.
• Since Panjit uses lot number as the tracking base, please provide the lot number for tracking
when complaining.
December 09,2011-REV.00
PAGE . 5