Microsemi Corporation 1N6845 Datasheet
PPC INC.
MAXIMUM RATINGS
DESIGNER’S DATA SHEET
SMD-0.5
7516 Central Industrial Drive
Riviera Beach, FL 33404
PH: 561-842-0305
Fax: 561-845-7813
FEATURES:
Ø Low Profile Ceramic SMD
Ø High Surge Rating
Ø Low Reverse Leakage Current
Ø Low Forward Voltage
Ø Seam Welded Package
Ø Low Capacitance
Ø Ultrasonic Aluminum Wire Bonds
1N6845
45 VOLTS, 40 AMP
SCHOTTKY RECTIFIER
CERAMIC SURFACE MOUNT
RATING SYMBOL VALUE UNIT
Peak Repetitive Reverse and DC Blocking Voltage
1N6845
Average Rectified Forward Current
(Resistive Load, 60Hz, Sine Wave, TA = 25oC) Io 40 Amps
Peak Surge Current
8.3 ms Pulse, TA = 25oC I
Operating & Storage Temperature Top & Tstg -55 to +150
Maximum Thermal Resistance
Junction to Case,
1/4/00
V
V
R
RRM
RWN
V
FSM
θθJC
45 Volts
R
400 Amps
o
C
2.0
o
C /W
Data Sheet MSC1369.PDF
PPC INC.
1N6845
ELECTRICAL CHARACTERISTICS
CASE OUTLINE: SMD-0.5
CHARACTERISTICS SYMBOL MAX. UNIT
Instantaneous Forward Voltage Drop
(IF = 10 Adc, TA = 25•C, 300us Pulse
(IF = 20 Adc, TA = 25 oC, 300µs Pulse)
(IF = 40 Adc, TA = 25 oC, 300µs Pulse)
Instantaneous Forward Voltage Drop
(IF = 20 Adc, TA = 100 oC, 300µs Pulse)
(IF = 20 Adc, TA = -55 oC, 300µs Pulse)
Reverse Leakage Current
(Rated VR, TA = 25oC, 300µs pulse minimum)
Reverse Leakage Current
(Rated VR, TA = 100 oC, 300µs pulse minimum)
Junction Capacitance
VR = 10Vdc, TA = 25 oC, f = 1 MHz)
V
F
V
F 0.65
I
R 100
I
R
C
J
0.65
0.72
0.86
0.78
10
800
Vdc
Vdc
µµA
mA
Pf
TYPICAL OPERATING CURVES
(TA=25oC Unless otherwise specified)
100
80
60
40
20
0
MAX. FWD CURRENT RATING (%)
0 50 100 150 200
LEAD TEMPERATURE (°C)
Data Sheet MSC1369.PDF
0.9
0.8
0.7
0.6
0.5
VF in volts
0.4
0.3
0.2
0.1 5 10 15 25 40
1N6845 Typical VF at IO
25C
-55C
100C
Forward Current in Amps
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