SEMTECH LM5819 Surface mount schottky barrier rectifier Datasheet

LM5817 THRU LM5819
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Features
• Metal silicon junction, majority carrier conduction
• Low power loss, high efficiency
• Guard ring for overvoltage protection
• High current capability, low forward voltage drop
• High surge capability
• For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
Solderable Ends
D1= 1.7
1.5
D2
0.6
0.25
D2 = D1+0
-0.203
3.7
3.3
Mechanical Data
• Case: MiniMELF (DO-213AA), molded plastic body
• Terminals: Solder plated, solderable per MIL-STD-750,
method 2026
• Polarity: Color band denotes cathode end
• Mounting Position: Any
Dimensions in millimeters
MiniMELF (DO-213AA)
Absolute Maximum Ratings and Characteristics
Ratings at 25 OC ambient temperature unless otherwise specified, single phase, half wave, resistive or inductive load. For
capacitive load, derate by 20%
Symbols
VRRM
LM5817
LM5818
LM5819
20
30
40
Units
V
Maximum RMS Voltage
VRMS
14
21
28
V
Maximum DC Blocking Voltage
VDC
20
30
40
V
Maximum Average Forward Rectified Current
IF(AV)
1
A
Peak Forward Surge Current 8.3 ms Single Half Sine Wave
Superimposed on Rated Load(JEDEC methode)
IFSM
25
A
Parameter
Maximum Repetitive Peak Reverse Voltage
Maximum Instantaneous Forward Voltage
Maximum Instantaneous Reverse Current at
1)
Rated DC Blocking Voltage
0.45
0.75
0.55
0.875
0.6
0.9
at IF = 1 A
at IF = 3 A
VF
TA = 25 OC
TA = 100 OC
IR
0.5
10
mA
CJ
110
pF
RθJA
RθJL
75
30
Tj
- 55 to + 125
O
Tstg
- 55 to + 150
O
Typical Junction Capacitance 2)
3)
Typical Thermal Resistance, Junction to Ambient
4)
Typical Thermal Resistance, Junction to Terminal
Operating Junction Temperature Range
Storage Temperature Range
1)
Pulse test: 300 µs pulse width, 1% duty cycle
2)
Mearsured at 1 MHz and reverse voltage of 4 V
3)
Thermal resistance junction to ambient 0.24" X 0.24"(6 X 6 mm) copper pads to each terminals
4)
Thermal resistance junction to terminal 0.24" X 0.24"(6 X 6 mm) copper pads to each terminals
SEMTECH ELECTRONICS LTD.
®
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 23/12/2008 J
V
C/W
O
C
C
LM5817 THRU LM5819
SEMTECH ELECTRONICS LTD.
®
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
Dated : 23/12/2008 J
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