SM8A27-E3/2D Vishay, SM8A27-E3/2D Datasheet - Page 3

• Manufacturer Part Number: SM8A27-E3/2D
• Description: TVS 8W 27V UNIDIR DO-218AB
• Manufacturer: Vishay
• Series: SM8A27r

Specifications of SM8A27-E3/2D

• Voltage - Reverse Standoff (typ): 22V
• Voltage - Breakdown: 24V
• Power (watts): 6600W
• Polarization: Unidirectional
• Mounting Type: Surface Mount
• Package / Case: DO-218AB
• Polarity: Unidirectional
• Channels: 1 Channel
• Clamping Voltage: 40 V
• Operating Voltage: 22 V
• Breakdown Voltage: 27 V
• Termination Style: SMD/SMT
• Peak Surge Current: 75 A
• Peak Pulse Power Dissipation: 6600 W
• Maximum Operating Temperature: + 175 C
• Minimum Operating Temperature: - 55 C
• Dimensions: 8.7 mm W x 13.7 mm L x 5 mm H
• Reverse Stand-off Voltage Vrwm: 22V
• Breakdown Voltage Range: 24V To 30V
• Clamping Voltage Vc Max: 40V
• Diode Case Style: DO-218AB
• No. Of Pins: 2
• Power Dissipation Pd: 8W
• Termination Type: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SM8A27
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
www.vishay.com
202
Figure 5. Typical Instantaneous Forward Characteristics
0.01
10
10
0.01
100
100
1.0
0.1
1.0
10
10
0.1
-3
-4
0.35
5
Figure 6. Typical Reverse Characteristics
0.45
0.413(10.5)
0.374(9.5)
Instantaneous Forward Voltage (V)
20
T
J
= 150 °C
0.197(5.0)
0.185(4.7)
T
0.55
Percentage of V
J
= 175 °C
35
0.327(8.3)
0.016 (0.4) MIN.
0.342(8.7)
T
J
= 25 °C
0.65
50
0.75
BR
Lead 2/Metal Heatsink
DO-218AB
0.406(10.3)
T
0.382(9.7)
65
0.366(9.3)
(%)
0.343(8.7)
J
0.539(13.7)
0.524(13.3)
= 25 °C
0.592(15.0)
0.628(16.0)
0.85
80
0.95
95
Lead 1
0.138(3.5)
0.098(2.5)
0.116(3.0)
0.093(2.4)
0.028(0.7)
0.020(0.5)
0.098(2.5)
0.059(1.5)
0.413(10.5)
0.01
0.374(9.5)
100
0.1
10
1
0.01
Figure 7. Typical Transient Thermal Impedance
Mounting Pad Layout
0.343(8.7)
0.366(9.3)
0.1
0.606(15.4)
0.583(14.8)
t - Pulse Width (s)
0.150(3.8)
0.126(3.2)
1
R
Document Number: 88386
θJA
10
0.116(3.0)
0.093(2.4)
0.091(2.3)
0.067(1.7)
R
θJC
Revision: 06-Sep-07
100