Inova Transient Voltage Suppressors Multilayer Surface Mount TVS

Inova! Transient Voltage Suppressors Multilayer Surface Mount TVS • Application list and suggestion information

TVS and the Equivalent Circuit L Rv C R L Body Inductance C Device Capacitance Rv R The circuit layout is greatly simplified by the implementation of varistor protection methods. It saves PCB space and improves system reliabilty. Voltage Variable Resistor Insulation Resistor TVS Equivalent Model Inova! Inc. .

Inova! Transient Voltage Supressors Typical Application 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…… 6. Other: car windshield, AC to DC motor, ESD protection. . , …. . Inova! Inc.

Inova! Transient Voltage Suppressor LCD Protection Audio Circuit Protection LSI CONTROLLER 88 D 0 -D 7 WR RD 44 C/D FS LCD 240× 64 IN 68 240 33 CE 33 68 SEG DRIVER X 3 1 K RESET 4. 91 MHZ 64 COM. DRIVER X 1 INV-0805 ML 080 C 12 88 IN 2 N 2222 INV-0805 ML 180 C INV-0805 ML 080 C S-RAM Inova! Inc. = TVS

Inova! Transient Voltage Suppressor Keyboard Protection Keyboard 74 AHCT 05 ASIC Protection FERRITE ASIC BEAD Vcc Controller DATA 0805 ML 080 C 74 AHCT 05 FERRITE BEAD INV-0805 -ML 240 C or 0805 ML 080 C GND CLOCK RESET 0805 ML 240 C or 0805 ml 080 c INV-0805 ML 080 C = TVS Inova! Inc.

Inova! Transient Voltage Suppressor NOTEBOOK IC Protection & WORK STATION OUTPUT D D INV-0805 or ML 080 C or 0603 0402 series D D MAX 211 DRVR/RCVR IC INPUT INV-0805 ML 080 C ＋Vcc R R R INV-0805 ML 080 C POWER SUPPLY LINE R R 1. Above contact 4 KV(level 2) in general 2. Protection for keypad area circuit 3. Protection for I/O connector area circuit = TVS

Inova! Transient Voltage Suppressor LM 319 Relay Driver ＋ 5 V Typical Sensor Protection ＋ 28 V INV-0805 ML 330 C 1μF 180Ω 1 N 4004 RELAY 0805 ML 180 C 120 MOV IN 1 IN 2 0. 01μF 1 N 4004 ½ LM 319 = TVS Inova! Inc.

Inova! Transient Voltage Suppressor MOSFET Protection CMOS RELAY DRIVERS Vcc TO LOAD AND SUPPLY DRAIN IN 1 INV-0805 -ML 080 C INPUT GATE IN 2 INV-0805 -ML 080 C SOURCE ½ MM 74 C 908 MM 74 C 918 RELAY INV-0805 -ML 240 C = TVS Inova! Inc.

Inova! Transient Voltage Suppressor Preamplifier Protection Hall Device Protection ＋5 V DC 12 V（Vdd） 15 p. F 8 INV-0805 -ML 150 C H 1 H 2 H 1, H 2, H 3 ：Hall Device H 3 Vcc 1 16 2 15 3 14 4 10 μ h 10 μ PC 1246 C 13 5 12 6 11 1. 8 kΩ RF INPUT MPF 102 0. 01 μF 1 MΩ 7 0. 01 μ F NEXT STAGE 180 p. F 100Ω GND INV-0805 -ML 240 C 9 = TVS Inova! Inc.

Inova! Transient Voltage Suppressor General application = TVS

Inova! Transient Voltage Suppressor Laser Diode Protection 1 N 4148 1Ω INV-0805 -ML 240 C 0. 1μF 100 Ω 2 N 4400 LASER DIODE 2 N 6659 100 p. F 1 kΩ 1 N 4148 VN 64 GA 2 N 4400 2 N 6659 = TVS Inova! Inc.

Inova! Suggestion: 1206 and 1210 series = TVS Transient Voltage Suppressor

Application Field-Digital camara 1. Above contact 8 Kv(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: 0603 ML 240 C Security series: Suggestion: 1206, 1210 series ex: 1206 ML 240 C; 1206 ML 820 C

Application Field-Cellular Phone GSM-1 CDMA; PDA 1. Above contact 8 Kv(Level 4) in general 2. Protection for 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: INV 0402 ME 180 M 100(10 P) IN 0402 ME 180 M 220(22 P) INV 0402 ME 180 M 400(40 P) INV 0402 ME 180 M 800(80 P)

Mother Board application 1. Above contact 4 k. V(level 2) in general (High speed CPU likes Pentium 4) 2. Protection for I/O connector area circuit RS 232 especially (Male type connector) Wireless series 3. suggestion item: 0402 and 0603 Suggestion 0603 ME 180 M 220; INV 0603 ML 080 C 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 IEC 61000 -4 -2 level 4 standard Suggestion: INVI 0603 ML 080 C; INV 0603 ME 180 M 220

Application Field-VGA Card 1. Above contact 4 k. V(level 2) in general 2. Protection for VGA port circuit Suggestion: 0402; 0603 series: ex: 0402 ME 180 M 100(10 P); 0402 ME 200(20 P); 0603 ME 180 M 220(22 P); 0603 ME 180 M 330(33 P) Application Field-LAN HUB 1. Above contact 4 k. V(level 2) in general (High speed likes Gigabit) 2. Protection for power unit circuit 3. Protection for RJ 45 connector circuit

ADSL Modem-Product application Cable Modem / Router For instead of SIDACtor series and cost down, FOR FCC PART 68 SURGE and surge could up to 6 KV(10/1000 test up to 1500 A) the respond time is 0. 5 ns, good protection. Item suggestion CH series = TVS

Telecommunication charger application information 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 IEC 61000 -42 LEVEL 4 specification and very good protection in ESD problem. Suggestion item INV 0603 ML 080 C INV 0603 ML 120 C INV 0603 ML 150 C INV 0603 ML 220 C ※MLE ESD series the capacitance could according to customer request! Capacitance 5 PF~3000 PF) size(0402~1210)