Z1SMA4736A Z1SMA4757A

Transcription

1 1W Surface Mount Zener Diodes Features For surface mounted applications in order to optimize board space Built-in strain relief Glass passivated junction Low inductance High temperature soldering guaranteed: 260 C/10 seconds at terminals RoHS Compliant and Halogen Free SMA Mechanical Data Case: JEDEC SMA (DO-214AC) molded plastic over passivated junction Epoxy: Plastic package has UL flammability classification 94V-0 Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Weight: Color band denotes cathode end gram Maximum Ratings (T Ambient=25ºC unless noted otherwise) Symbol Description Value Unit Conditions PD Peak Pulse Power Dissipation at Ta=50 C 1.0 W Note 1 IFSM Peak Forward Surge Current 10 A 8.3ms single half sinewave superimposed on rated load (JEDEC Method) TJ, TSTG Operating Junction and Storage Temperature Range -55 to +150 C Note: 1. Mounted on 5.0mm 2 (.013mm thick) land areas. 2. Measured on 8.3ms, and single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum. 3. Tolerance and type number designation. The type numbers listed have a standard tolerance on the nominal zener voltage of ± 5%. TAITRON COMPONENTS INCORPORATED Tel: (800)-TAITRON (800) (661) Fax: (800)-TAITFAX (800) (661) Page 1 of 8

2 Electrical Characteristics (T Ambient=25ºC unless noted otherwise) P/N Marking Code Normal Zener Voltage 1W Surface Mount Zener Diodes Max. Zener impedance Max. reverse leakage current IZT IZT Izk VR Nom.(V) (V) Min. (V) Max. (V) IZT (ma) Ω Ω ma µa VR (V) Z1SMA4736A 736B Z1SMA4737A 737B Z1SMA4738A 738B Z1SMA4739A 739B Z1SMA4740A 740B Z1SMA4741A 741B Z1SMA4742A 742B Z1SMA4743A 743B Z1SMA4744A 744B Z1SMA4745A 745B Z1SMA4746A 746B Z1SMA4747A 747B Z1SMA4748A 748B Z1SMA4749A 749B Z1SMA4750A 750B Z1SMA4751A 751B Z1SMA4752A 752B Z1SMA4753A 753B Z1SMA4754A 754B Z1SMA4755A 755B Z1SMA4756A 756B Z1SMA4757A 757B Page 2 of 8

3 Rating and Characteristics Curves Fig.1-Power Temperature Derating Fig.2 Typical Forward Characteristics TL, Lead Temperature ( C) Forward Voltage VF (V) Fig.3-Temperature Coefficients (-55 C to +150 C Temperature range; 90% of the units are in the range indicated.) a Range for 12 voltage b Range for 12 to 51 voltages Temperature Coefficient (mv/ C) Temperature Coefficient (mv/ C) PD, Max. Power Dissipation (W) IF Forward Current (ma) Page 3 of 8

4 Fig.4-Max.Surge Power PW, Pulse Width (ms) Fig.5-Typical Thermal Resistance vs Lead Length Fig.6-Typical Capacitance vs Zener Voltage Junction to Lead Thermal Resistance ( C /W) Capacitance (pf) PPK, Peak Surge Power (W) L, Lead Length to Heat Sink (Inches) Page 4 of 8

5 ΘJL, Junction to Lead Thermal Resistance ( C/W) Fig.7-Effect of Zener Current ZZ, Dynamic Impedance (Ω) Fig.8 Effect of Zener Current on Zener Impedance I Z, Zener Current (ma) Fig.10-Typical Leakage Current Fig.9- Effect of Zener Voltage on Zener Impedance ZZ, Dynamic Impedance (Ω) IR, Leakage Current (ua) V Z, Nominal Zener Voltage (V) Page 5 of 8

6 Marking Information: Dimensions in inches (mm) SMA Page 6 of 8

7 Mounting pad layout in inches (mm) Ordering Information Z 1 SMA 4736 A xx RG70 Packing Code: TR70: 7 reel in T/R, RoHS RG70: 7 reel in T/R, RoHS, Halogen Free Factory Location Code Standard Zener Voltage Tolerance is ±5 % Series Part Number Package Code: SMA Power Dissipation Code: 1.0W Taitron SMD Zener Diodes Page 7 of 8

8 How to contact us USA HEADQUARTERS WEST HARRISON PARKWAY, VALENCIA, CA Tel: (800)-TAITRON (800) (661) Fax: (800)-TAITFAX (800) (661) TAITRON COMPONENTS INCORPORATED TAIWAN BRANCH 6F., NO.190, SEC. 2, ZHONGXING RD., XINDIAN DIST., NEW TAIPEI CITY 23146, TAIWAN R.O.C. Tel: Fax: TAITRON COMPONENT TECHNOLOG SHANGHAI CORPORATION SUITE 1503, METROBANK PLAZA, 1160 WEST YAN AN ROAD, SHANGHAI, , CHINA Tel: Fax: Page 8 of 8