1N5817 ON Semiconductor, 1N5817 Datasheet - Page 5

• Manufacturer Part Number: 1N5817
• Description: Schottky (Diodes & Rectifiers) 1A 20V
• Manufacturer: ON Semiconductor

Specifications of 1N5817

• Product: Schottky Diodes
• Peak Reverse Voltage: 20 V
• Forward Continuous Current: 1 A @ Ta=55C
• Max Surge Current: 25 A
• Configuration: Single
• Forward Voltage Drop: 0.75 V @ 3 A
• Maximum Reverse Leakage Current: 1000 uA
• Operating Temperature Range: - 65 C to + 125 C
• Mounting Style: Through Hole
• Package / Case: DO-41
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

sistance for any mounting configuration to be found. For a
given total lead length, lowest values occur when one side of
the rectifier is brought as close as possible to the heatsink.
Terms in the model signify:
T
T
R
R
R
P
A
L
qS
qL
qJ
D
Use of the above model permits junction to lead thermal re-
= Ambient Temperature
= Lead Temperature
= Power Dissipation
0.07
0.05
0.03
0.02
= Thermal Resistance, Junction to Case
= Thermal Resistance, Lead to Heatsink
= Thermal Resistance, Heatsink to Ambient
7.0
5.0
3.0
2.0
1.0
0.7
0.5
0.3
0.2
0.1
20
10
0.1
0.2
v
Figure 7. Typical Forward Voltage
T
F
C
, INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
= 100°C
0.3
0.4
0.5
T
T
C
J
= Junction Temperature
0.6
= Case Temperature
T
0.7
R
A(A)
qS(A)
0.8
T
25°C
NOTE 5. — THERMAL CIRCUIT MODEL
L(A)
(For heat conduction through the leads)
0.9
R
1N5817, 1N5818, 1N5819
qL(A)
1.0 1.1
T
C(A)
http://onsemi.com
R
qJ(A)
T
J
5
0.05
0.03
5.0
3.0
2.0
1.0
0.5
0.3
0.2
0.1
30
20
15
spectively.) Values for thermal resistance components are:
R
R
7.0
5.0
3.0
30
20
10
P
qL
qJ
1.0
0
R
D
(Subscripts A and K refer to anode and cathode sides, re-
Figure 8. Maximum Non−Repetitive Surge Current
qJ(K)
= 100°C/W/in typically and 120°C/W/in maximum
= 36°C/W typically and 46°C/W maximum.
T
Surge Applied at
Rated Load Conditions
J
T
4.0
= 125°C
C(K)
T
f = 60 Hz
2.0
L
R
100°C
75°C
Figure 9. Typical Reverse Current
= 70°C
qL(K)
8.0
25°C
3.0
T
L(K)
V
12
R
, REVERSE VOLTAGE (VOLTS)
R
5.0
qS(K)
T
A(K)
NUMBER OF CYCLES
16
7.0
20
10
24
1 Cycle
20
28
30
32
1N5817
1N5818
1N5819
40
36
70
100
40