TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: ( 978) 689-0803
Website: http://www.microsemi.com
HIGH RELIABILITY POWER RECTIFIER
• 125 Amps Surge Rating • Ceramic Surface Mount (U4 Style)
T4-LDS-0147 Rev. 1 (091865) Page 1 of 4
DEVICES LEVELS
1N5807U4 1N5809U4 1N5811U4 MX
MV
ABSOLUTE MAXIMUM RATI NG S (T C = +25°C unless otherwise noted)
Parameters / Test Conditions Symbol Value Unit
Peak Repetitive
Reverse Voltage
1N5807U4
1N5809U4
1N5811U4
1N5807U4M
1N5809U4M
1N5811U4M VRWM 50
100
150 V
Average Forward Current, TeC = 75° IF 6 A
Peak Surge Forward Current @ tp = 8.3ms, half sine
TC = 25°C, T = 1/120s IFSM 125 A
Thermal Resistance, Junction to Case Rθjc 6.5 °C/W
Operating Case Temperature Range TC -65°C to 175°C °C
Storage Tempera ture Ra nge Tstg -65°C to 175°C °C
ELECTRICAL CHARACTERISTICS (TA = +25°C, unless otherwise noted)
Parameters / Test Conditions Symbol Min. Max. Unit
Forward Voltage
IF = 3A, TA = 25°C*
IF = 4A, TA = 25°C*
IF = 6A, TA = 25°C*
VF
.865
.875
.925
V
Reverse Current
VR = 50, TA = 25°C
VR = 100, TA = 25°C
VR = 150, TA = 25°C
1N5807U4
1N5809U4
1N5811U4
1N5807U4M
1N5809U4M
1N5811U4M IR 5
μA
Reverse Current
VR = 50, TA = 125°C
VR = 100, TA = 125°C
VR = 150, TA = 125°C
1N5807U4
1N5809U4
1N5811U4
1N5807U4M
1N5809U4M
1N5811U4M IR 525
μA
Reverse Recovery Time
IF = IRM = 1.0A
i(REC) = 0.1A
di/dt = 100A/us (min)
1N5807U4
1N5809U4
1N5811U4
1N5807U4M
1N5809U4M
1N5811U4M
Trr 525
μA
* Pulse test: Pulse width 300 µsec, Duty cycle 2%
Note:
U4
U4M
TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: ( 978) 689-0803
Website: http://www.microsemi.com
T4-LDS-0147 Rev. 1 (091865) Page 2 of 4
GRAPHS
FIGURE 1
TYPICAL FORWARD CHARACTERISTICS
FIGURE 3
FORWARD PULSE CURRENT
FIGURE 2
TYPICAL REVERSE CHARACTERISTICS
FIGURE 4
MULTIPLE SURGE CURRENT
TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: ( 978) 689-0803
Website: http://www.microsemi.com
T4-LDS-0147 Rev. 1 (091865) Page 3 of 4
PACKAGE DIMENSIONS
Dimensions
Ltr Inches Millimeters
Min Max Min Max
BL .215 .225 5.46 5.72
BW .145 .155 3.68 3.94
CH .049 .075 1.24 1.91
LH .005 0.127
LW1 .135 .145 3.43 3.68
LW2 .047 .057 1.19 1.45
LL1 .115 .125 2.92 3.18
LL2 .045 .005 1.14 1.40
LS1 .070 .095 1.78 2.41
LS2 .038 .048 0.965 1.22
Q1 .045 .070 1.14 1.78
Q2 .025 .035 0.635 0.89
TERMINAL
1 CATHODE
2 ANODE
3 ANODE
NOTES:
1. Dimensions are in inches.
2. Millimeter equivalents are given for general information
only.
3. In accordance with ASME Y14.5M, diameters are
equivalent to Φx symbology.
FIGURE 1
Physical dimensions, surface mount (U4 version)
1
2 3
TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 620-2600 / Fax: ( 978) 689-0803
Website: http://www.microsemi.com
T4-LDS-0147 Rev. 1 (091865) Page 4 of 4
COMING SOON: 1N5807U4M – 1N5809U4M – 1N5811U4M
Coming soon a new package with the similar foot print as a 1N5811US package but built in a U4 style ceramic
surface mount, gold plated contacts. (40-100u inches electrolytic gold)
1N5811U4M
Dimensions
Ltr Inches Millimeters Notes
Min Max Min Max
BL .215 .225 5.46 5.72
BW .145 .155 3.68 3.94
CH .049 .075 1.24 1.91
LH .005 0.127
LL1 .170 4.318
Q1 .025 0.635 TYP
NOTES:
1. Dimensions are in inches.
2. Millimeter equivalents are given for general information
only.
3. In accordance with ASME Y14.5M, diameters are
equivalent to Φx symbology.
Q2 .036 0.914 TYP
FIGURE 2
Physical dimensions, surface mount (U4M version)
BW
BL
CH
LH
3 PLS
.170
Q1
Q2
.036 TYP
.025 TYP
LL1
