LESHAN RADIO COMPANY, LTD. 24 and 40 Watt Peak Power Zener Transient Voltage Suppressors LMBZ6V8ALT1G Series 3 SOT–23 Dual Common Anode Zeners for ESD Protection 1 2 These dual monolithic silicon zener diodes are designed for applications requiring transient overvoltage protection capability. They are intended for use in voltage and ESD sensitive equipment such as computers, printers, business machines, communication systems, medical equipment and other applications. Their dual junction common anode design protects two separate lines using only one package. These devices are ideal for situations where board space is at a premium. SOT–23 1.CATHODE 3.ANODE 2.CATHODE Specification Features: • SOT–23 Package Allows Either Two Separate Unidirectional • • • • • Mechanical Characteristics: CASE: Void-free, transfer-molded, thermosetting plastic case FINISH: Corrosion resistant finish, easily solderable MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 Seconds Package designed for optimal automated board assembly Small package size for high density applications Available in 8 mm Tape and Reel Use the Device Number to order the 7 inch/3,000 unit reel. Replace the “T1” with “T3” in the Device Number to order the 13 inch/10,000 unit reel. MARKING DIAGRAM xxx xxx M M • • • Configurations or a Single Bidirectional Configuration Working Peak Reverse Voltage Range – 3 V to 26 V Standard Zener Breakdown Voltage Range – 5.6 V to 33 V Peak Power – 24 or 40 Watts @ 1.0 ms (Unidirectional), per Figure 5. Waveform ESD Rating of Class N (exceeding 16 kV) per the Human Body Model Maximum Clamping Voltage @ Peak Pulse Current Low Leakage < 5.0 µA Flammability Rating UL 94V–O We declare that the material of product compliance with RoHS requirements. = Device Code = Date Code ORDERING INFORMATION Device Package Shipping LMBZ5V6ALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ6V2ALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ6V8ALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ9V1ALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ10VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ12VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ15VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ18VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ20VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ27VALT1G/T3G SOT–23 3000/10000Tape & Reel LMBZ33VALT1G/T3G SOT–23 3000/10000Tape & Reel DEVICE MARKING INFORMATION See specific marking information in the device marking column of the table on page 3 of this data sheet. LMBZ6V8ALT1G–1/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series MAXIMUM RATINGS Rating Symbol Value Unit Peak Power Dissipation @ 1.0 ms (Note 1.) LMBZ5V6ALT1G thru LMBZ10VALT1G @ TL ≤ 25°C LMBZ12VALT1G thru LMBZ33VALT1G Ppk 24 40 Watts Total Power Dissipation on FR–5 Board (Note 2.) @ TA = 25°C Derate above 25°C °PD° 225 1.8 °mW° mW/°C Thermal Resistance Junction to Ambient RθJA 556 °C/W Total Power Dissipation on Alumina Substrate (Note 3.) @ TA = 25°C Derate above 25°C °PD° 300 2.4 °mW mW/°C Thermal Resistance Junction to Ambient RθJA 417 °C/W TJ, Tstg – 55 to +150 °C TL 260 °C Junction and Storage Temperature Range Lead Solder Temperature – Maximum (10 Second Duration) 1. Non–repetitive current pulse per Figure 5. and derate above TA = 25°C per Figure 6. 2. FR–5 = 1.0 x 0.75 x 0.62 in. 3. Alumina = 0.4 x 0.3 x 0.024 in., 99.5% alumina *Other voltages may be available upon request ELECTRICAL CHARACTERISTICS I (TA = 25°C unless otherwise noted) UNIDIRECTIONAL (Circuit tied to Pins 1 and 3 or 2 and 3) Parameter Symbol IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM IR VBR IT VBR IF Working Peak Reverse Voltage VC VBR VRWM IR VF IT V Maximum Reverse Leakage Current @ VRWM Breakdown Voltage @ IT Test Current IPP Maximum Temperature Coefficient of VBR IF Forward Current VF Forward Voltage @ IF ZZT Maximum Zener Impedance @ IZT IZK Reverse Current ZZK Maximum Zener Impedance @ IZK Uni–Directional TVS LMBZ6V8ALT1G–2/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) UNIDIRECTIONAL (Circuit tied to Pins 1 and 3 or Pins 2 and 3) 24 WATTS (VF = 0.9 V Max @ IF = 10 mA) Breakdown Voltage VRWM Device Device Marking IR @ VRWM Volts A Min Nom Max LMBZ5V6ALT1G 5A6 3.0 5.0 5.32 5.6 LMBZ6V2ALT1G 6A2 3.0 0.5 5.89 6.2 Max Zener Impedance (Note 5.) VC @ IPP (Note 6.) @ IT ZZT @ IZT ZZK @ IZK VC IPP VBR mA Ω Ω mA V A mV/C 5.88 20 11 1600 0.25 8.0 3.0 1.26 6.51 1.0 – – – 8.7 2.76 2.80 VBR (Note 4.) (V) (VF = 1.1 V Max @ IF = 200 mA) Breakdown Voltage VBR (Note 4.) (V) VC @ IPP (Note 6.) @ IT VC IPP VBR VRWM IR @ VRWM Device Device Marking Volts A Min Nom Max mA V A mV/C LMBZ6V8ALT1G 6A8 4.5 0.5 6.46 6.8 7.14 1.0 9.6 2.5 3.4 LMBZ9V1ALT1G 9A1 6.0 0.3 8.65 9.1 9.56 1.0 14 1.7 7.5 LMBZ10VALT1G 10A 6.5 0.3 9.50 10 10.5 1.0 14.2 1.7 7.5 40 WATTS (VF = 1.1 V Max @ IF = 200 mA) Breakdown Voltage VRWM IR @ VRWM Device Device Marking Volts nA LMBZ12VALT1G 12A 8.5 LMBZ15VALT1G 15A 12 LMBZ18VALT1G 18A LMBZ20VALT1G 20A LMBZ27VALT1G LMBZ33VALT1G VBR (Note 4.) (V) VC @ IPP (Note 6.) @ IT VC IPP VBR mV/C Min Nom Max mA V A 200 11.40 12 12.60 1.0 17 2.35 7.5 50 14.25 15 15.75 1.0 21 1.9 12.3 14.5 50 17.10 18 18.90 1.0 25 1.6 15.3 17 50 19.00 20 21.00 1.0 28 1.4 17.2 27A 22 50 25.65 27 28.35 1.0 40 1.0 24.3 33A 26 50 31.35 33 34.65 1.0 46 0.87 30.4 4. VBR measured at pulse test current IT at an ambient temperature of 25°C. 5. ZZT and ZZK are measured by dividing the AC voltage drop across the device by the AC current applied. The specified limits are for IZ(AC) = 0.1 IZ(DC), with the AC frequency = 1.0 kHz. 6. Surge current waveform per Figure 5. and derate per Figure 6. LMBZ6V8ALT1G–3/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series TYPICAL CHARACTERISTICS 1000 15 100 12 IR (nA) BREAKDOWN VOLTAGE (VOLTS) (VBR @ I T ) 18 9 10 1 6 0.1 3 0 -40 0 +50 TEMPERATURE (°C) +100 +150 0.01 -40 Figure 1. Typical Breakdown Voltage versus Temperature +25 +85 TEMPERATURE (°C) +125 Figure 2. Typical Leakage Current versus Temperature (Upper curve for each voltage is bidirectional mode, lower curve is unidirectional mode) 320 300 PD , POWER DISSIPATION (mW) C, CAPACITANCE (pF) 280 240 200 5.6 V 160 120 15 V 80 40 0 0 1 2 3 BIAS (V) Figure 3. Typical Capacitance versus Bias Voltage 250 ALUMINA SUBSTRATE 200 150 100 FR-5 BOARD 50 0 0 25 50 75 100 125 TEMPERATURE (°C) 150 175 Figure 4. Steady State Power Derating Curve (Upper curve for each voltage is unidirectional mode, lower curve is bidirectional mode) LMBZ6V8ALT1G–4/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series tr ≤ 10 s PEAK VALUE-IPP VALUE (%) 100 HALF VALUE- PULSE WIDTH (tP) IS DEFINED AS THAT POINT WHERE THE PEAK CURRENT DECAYS TO 50% OF IPP. IPP 2 50 tP 0 0 1 2 3 t, TIME (ms) 4 PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT @ TA = 25 ° C TYPICAL CHARACTERISTICS 100 90 80 70 60 50 40 30 20 10 0 0 25 Figure 5. Pulse Waveform 50 75 100 125 150 TA, AMBIENT TEMPERATURE (°C) LMBZ5V6ALT1 LMBZ5V6ALT1 100 Ppk PEAK SURGE POWER (W) Ppk PEAK SURGE POWER (W) RECTANGULAR WAVEFORM, TA = 25°C BIDIRECTIONAL 1 UNIDIRECTIONAL 0.1 200 Figure 6. Pulse Derating Curve 100 10 175 1 10 100 PW, PULSE WIDTH (ms) Figure 7. Maximum Non–repetitive Surge Power, Ppk versus PW Power is defined as VRSM x IZ(pk) where VRSM is the clamping voltage at IZ(pk). 1000 RECTANGULAR WAVEFORM, TA = 25°C BIDIRECTIONAL 10 UNIDIRECTIONAL 1 0.1 UNIDIRECTIONAL 1 10 100 1000 PW, PULSE WIDTH (ms) Figure 8. Maximum Non–repetitive Surge Power, Ppk(NOM) versus PW Power is defined as VZ(NOM) x IZ(pk) where VZ(NOM) is the nominal zener voltage measured at the low test current used for voltage classification. LMBZ6V8ALT1G –5/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series TYPICAL COMMON ANODE APPLICATIONS A quad junction common anode design in a SOT–23 package protects four separate lines using only one package. This adds flexibility and creativity to PCB design especially when board space is at a premium. Two simplified examples of TVS applications are illustrated below. Computer Interface Protection A KEYBOARD TERMINAL PRINTER ETC. B C I/O D FUNCTIONAL DECODER GND LMBZ5V6ALT1G THRU LMBZ33VALT1G Microprocessor Protection VDD VGG ADDRESS BUS RAM ROM DATA BUS I/O CPU CLOCK LMBZ5V6ALT1G THRU LMBZ33VALT1G CONTROL BUS GND LMBZ5V6ALT1G THRU LMBZ33VALT1G LMBZ6V8ALT1G–6/7 LESHAN RADIO COMPANY, LTD. LMBZ6V8ALT1G Series SOT-23 NOTES: A 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. L 3 1 V 2 B S DIM G A B C D G H J K L S V C D H K J INCHES MIN MAX 0.1102 0.1197 0.0472 0.0551 0.0350 0.0440 0.0150 0.0200 0.0701 0.0807 0.0005 0.0040 0.0034 0.0070 0.0140 0.0285 0.0350 0.0401 0.0830 0.1039 0.0177 0.0236 MILLIMETERS MIN MAX 2.80 3.04 1.20 1.40 0.89 1.11 0.37 0.50 1.78 2.04 0.013 0.100 0.085 0.177 0.35 0.69 0.89 1.02 2.10 2.64 0.45 0.60 PIN 1. BASE 2. EMITTER 3. COLLECTOR 0.037 0.95 0.037 0.95 0.079 2.0 0.035 0.9 0.031 0.8 inches mm LMBZ6V8ALT1G-7/7 LESHAN RADIO COMPANY, LTD. EMBOSSED TAPE AND REEL DATA FOR DISCRETES T Max Outside Dimension Measured at Edge 13.0mm ± 0.5mm 1.5mm Min (.512 ±.002’’) (.06’’) A 50mm Min 20.2mm Min (.795’’) (1.969’’) Full Radius G Inside Dimension Measured Near Hub Size A Max G 8 mm 330mm (12.992’’) 8.4mm+1.5mm, -0.0 (.33’’+.059’’, -0.00) T Max 14.4mm (.56’’) Reel Dimensions Metric Dimensions Govern –– English are in parentheses for reference only Storage Conditions Temperature: 5 to 40 Deg.C (20 to 30 Deg. C is preferred) Humidity: 30 to 80 RH (40 to 60 is preferred ) Recommended Period: One year after manufacturing (This recommended period is for the soldering condition only. The characteristics and reliabilities of the products are not restricted to this limitation) LESHAN RADIO COMPANY, LTD. Shipment Specification CPN LABEL LABEL LABEL Dim(Unit:mm) 195mm*195mm*150mm 10 Reel 3000PCS/Reel 8000PCS/Reel (SOT-723,SOD-723) 10Reel/Inner Box 30KPCS/Inner Box 80KPCS/Inner Box (SOT-723,SOD-723) Dim(Unit:mm) LABEL 460mm*400mm*420mm MARK 乐山无线电股份有限公司 Leshan Radio Company,Ltd. 12 Inner Box/Carton 360KPCS/Carton 960KPCS/Carton (SOT-723,SOD-723)