 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| SM8A27 New Product Vishay Semiconductors formerly General Semiconductor Surface Mount Automotive Transient Voltage Suppressor DO-218AB 0.628(16.0) 0.592(15.0) 0.539(13.7) 0.524(13.3) Zener Voltage 27V Peak Pulse Current 130A(10/10,000s) Peak Pulse Power 6600W (10/1,000s) 0.116(3.0) 0.093(2.4) ted* ten Pa 0.413(10.5) 0.374(9.5) Mounting Pad Layout 0.091(2.3) 0.067(1.7) 0.116(3.0) 0.093(2.4) 0.413(10.5) 0.342(8.7) 0.374(9.5) 0.327(8.3) 0.366(9.3) 0.343(8.7) 0.406(10.3) 0.382(9.7) Dimensions in inches and (millimeters) 0.366(9.3) 0.343(8.7) 0.606(15.4) 0.583(14.8) 0.150(3.8) 0.126(3.2) LEAD 1 0.197(5.0) 0.185(4.7) 0.138(3.5) 0.098(2.5) 0.016 (0.4) Min. 0.028(0.7) 0.020(0.5) 0.098(2.5) 0.059(1.5) *Patent #'s: 4,980,315 5,166,769 5,278,095 LEAD 2/METAL HEATSINK Features * Ideally suited for load dump protection * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * High temperature stability due to unique oxide passivation and patented PAR(R) construction * Integrally molded heatsink provides a very low thermal resistance for maximum heat dissipation * Low leakage current at TJ = 175C * High temperature soldering guaranteed: 260C for 10 seconds at terminals * Meets ISO7637-2 surge spec. * Low forward voltage drop Mechanical Data Case: Molded plastic body, surface mount with heatsink integrally mounted in the encapsulation Terminals: Plated, solderable per MIL-STD-750, Method 2026 Polarity: Heatsink is anode Mounting Position: Any Weight: 0.091 oz., 2.58 g Packaging codes/options: 2D/750 per 13" Reel (16mm Tape), anode towards sprocket hole, 4.5K/box 2E/750 per 13" Reel (16mm Tape), cathode towards sprocket hole, 4.5K/box Maximum Ratings and Thermal Characteristics (TC = 25C unless otherwise noted) Parameter Steady state power dissipation Non-repetitive peak reverse surge current for 10s/10ms exponentially decaying waveform Maximum working stand-off voltage Peak forward surge current 8.3ms single half sine-wave Typical thermal resistance junction to case Operating junction and storage temperature range Document Number 88386 01-Aug-02 Symbol PD IRSM VWM IFSM RJC TJ, TSTG Value 8.0 130 22.0 700 0.90 -55 to +175 Unit W A V A C/W C www.vishay.com 1 SM8A27 Vishay Semiconductors formerly General Semiconductor Electrical Characteristics (TC = 25C unless otherwise noted) Parameter Reverse zener voltage at 10mA Zener voltage temperature coefficient at IZ = 10mA Clamping voltage for 10s/10ms exponentially decaying waveform at IPP = 75A Instantaneous forward voltage(1) Reverse leakage current at rated VWM Notes: (1) Measured on a 300s square pulse width Symbol VZ VZTC VC VF IR Min 24.0 - - - - - - Typ - - - - 0.93 - - Max 30.0 36 40.0 0.98 - 1.0 50.0 Unit V mV/C V V A at 6.0A at 100A TJ = 25C TJ = 175C Ratings and Characteristic Curves TA=25OC unless otherwise noted. Power Derating Curve 8.0 6,000 Load Dump Power Characteristics (10ms Exponential Waveform) 5,000 Power Dissipation (W) 6.0 Load Dump Power (W) 4,000 3,000 2,000 4.0 2.0 1,000 0 0 50 100 150 200 0 25 50 75 100 125 150 175 Case Temperature (C) Case Temperature (C) Pulse Waveform 150 TA = 25C Pulse width (td) is defined as the point where the peak current decays to 50% of IPP 10,000 Reverse Power Capability Input Peak Pulse Current % tr = 10s 100 Peak Value IPP 50 Half Value - IPP 2 0 0 td 10 20 30 40 Reverse Surge Power (W) 1,000 10 100 Time, ms (t) www.vishay.com 2 Pulse Width (ms) - 1/2 IPP Exponential Waveform Document Number 88386 01-Aug-02 SM8A27 Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Typical Instantaneous Forward Characteristics IF - Instantaneous Reverse Current (A) IF - Instantaneous Forward Current (A) 100 100 Typical Reverse Characteristics 10 TJ = 175C 1.0 0.1 0.01 TJ = 25C 10-3 10-4 5 20 35 50 65 80 95 10 TJ = 150C 1.0 TJ = 25C 0.1 0.01 0.35 0.45 0.55 0.65 0.75 0.85 0.95 Instantaneous Forward Voltage (V) Percentage of V(BR) (%) Typical Transient Thermal Impedance 100 Transient Thermal Impedance (C/W) RJA 10 1 RJC 0.1 0.01 0.01 0.1 1 10 100 t - Pulse Width (sec.) Document Number 88386 01-Aug-02 www.vishay.com 3 This datasheet has been download from: www..com Datasheets for electronics components. |
Price & Availability of SM8A27
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |