Download presentation
Presentation is loading. Please wait.
Published bySheryl Ford Modified over 9 years ago
2
Application list and suggestion information Transient Voltage Suppressors Transient Voltage Suppressors Multilayer Surface Mount TVS Inova!
3
L R Rv C C Device Capacitance L Body Inductance Rv Voltage Variable Resistor R Insulation Resistor The circuit layout is greatly simplified by the implementation of varistor protection methods. It saves PCB space and improves system reliabilty. TVS and the Equivalent Circuit TVS Equivalent Model Inova! Inc..
4
Typical Application Inova! Inc. 6. Other: car windshield, AC to DC motor, ESD protection..,….. 1. Telecommunications: cell phone, PDA, ADSL, Wireless… 2. Consumer electronics: digital camera, CCTV, router, HUB….. 3. Security products: door security, car security alarm….. 4. Measuring and control equipment: 5. Protection for Active components: ICs. Transistors…… Inova! Transient Voltage Supressors
5
Audio Circuit Protection LCD Protection 68 1K IN 2N2222 INV-0805- ML180C = TVS INV-0805- ML080C S-RAM COM. DRIVER X1 LCD 240×64 SEG DRIVER X3 LSI CONTROLLER D0-D7 WR RD CE C/D FS RESET 8 12 8 4 3 3 64 240 4.91MHZ 8 INV-0805- ML080C 8 43 3 Inova! Inc. Inova! Transient Voltage Suppressor
6
Keyboard Protection ASIC Protection Keyboard Controller 74AHCT05 FERRITE BEAD FERRITE BEAD 74AHCT05 DATA CLOCK INV-0805-ML240C or 0805ML080C 0805ML240C or 0805ml080c INV-0805- ML080C 0805ML080C ASIC Vcc GND RESET = TVS Inova! Transient Voltage Suppressor Inova! Inc.
7
IC INV-0805- ML080C OUTPUT INPUT + Vcc POWER SUPPLY LINE IC Protection NOTEBOOK INV-0805 or ML080C or 0603 0402 series R R R R R MAX211 DRVR/RCVR D D D D & WORK STATION = TVS 1.Above contact 4KV(level 2) in general 2.Protection for keypad area circuit 3.Protection for I/O connector area circuit Inova! Transient Voltage Suppressor
8
INV-0805- ML330C IN 1 IN 2 ½ LM319 + 5V + 28V RELAY 120MOV 180Ω1μF1μF1N4004 0.01μF 0805ML180C LM319 Relay Driver Typical Sensor Protection = TVS Inova! Transient Voltage Suppressor Inova! Inc.
9
INPUT INV-0805-ML080C GATE SOURCE TO LOAD AND SUPPLY DRAIN MOSFET ProtectionCMOS RELAY DRIVERS RELAY IN2 IN1 Vcc INV-0805-ML240C ½ MM74C908 MM74C918 = TVS Inova! Transient Voltage Suppressor Inova! Inc.
10
INV-0805-ML240C 180pF 0.01 μ F 100Ω 1.8kΩ 1MΩ 15pF 10 μ h + 5V 0.01 μF MPF102 RF INPUT NEXT STAGE INV-0805-ML150C Vcc H1 H2 H3 1 2 3 4 5 6 7 810 16 15 14 13 12 11 9 DC12V ( Vdd ) H1,H2,H3 : Hall Device μ PC1246C GND Hall Device Protection Preamplifier Protection = TVS Inova! Transient Voltage Suppressor Inova! Inc.
11
General application = TVS Inova! Transient Voltage Suppressor
12
LASER DIODE VN64GA 1Ω 0.1μF 1N4148 2N6659 2N4400 100 Ω 1N4148 2N4400 INV-0805-ML240C 100pF 1kΩ Laser Diode Protection = TVS Inova! Inc.
13
Suggestion: 1206 and 1210 series = TVS Inova! Transient Voltage Suppressor
14
Application Field-Digital camara 1.Above contact 8Kv(level 4) in general 2.Protect for keypad area circuit 3.Protection for battery power unit circuit 4.Protection for I/O connector area circuit Suggestion: 0603 series ex:0603ML240C Security series: Suggestion: 1206, 1210 series ex:1206ML240C; 1206ML820C
15
Application Field-Cellular Phone GSM-1 CDMA; PDA 1.Above contact 8Kv(Level 4) in general 2.Protection for SW or SW in antenna 3.Protection for speaker, mic. & earphone 4.Protection for keypad area circuit 5.Protection for battery power unit circuit 6.Protection for I/O connector area circuit 7.Protection for accessory cable circuit Suggestion item: INV0402ME180M100(10P) IN0402ME180M220(22P) INV0402ME180M400(40P) INV0402ME180M800(80P)
16
Mother Board application Wireless Suggestion 0603ME180M220; INV0603ML080C 1.Above contact 4kV(level 2) in general (High speed CPU likes Pentium 4) 2.Protection for I/O connector area circuit RS232 especially (Male type connector) suggestion item: 0402 and 0603 series Touch panel The surge and ESD problem will cause the damaged of the IC of touch panel Protection for IC I/O circuit and should meet IEC61000-4-2 level 4 standard Suggestion: INVI0603ML080C; INV0603ME180M220
17
Application Field-VGA Card Application Field-LAN HUB Suggestion: 0402; 0603 series: ex: 0402ME180M100(10P); 0402ME200(20P);0603ME180M220(22P); 0603ME180M330(33P) 1.Above contact 4kV(level 2) in general 2.Protection for VGA port circuit 1.Above contact 4kV(level 2) in general (High speed likes Gigabit) 2.Protection for power unit circuit 3.Protection for RJ45 connector circuit
18
ADSL Modem-Product application Item suggestion CH series For instead of SIDACtor series and cost down, FOR FCC PART 68SURGE and surge could up to 6KV(10/1000 test up to 1500A) the respond time is 0.5ns, good protection. Cable Modem / Router = TVS
19
Telecommunication charger application information ※ MLE ESD series the capacitance could according to customer request! Capacitance 5PF~3000PF) size(0402~1210) General, people will use diode in USB 1.0, therefore in USB 2.0 the speed increase, the capacitance is the major key. Our products meet IEC61000-4- 2 LEVEL 4 specification and very good protection in ESD problem. Suggestion item INV0603ML080C INV0603ML120C INV0603ML150C INV0603ML220C
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.