SMAJ4742A-TP

**SMAJ4733A THRU SMAJ4764A** 

## **Features** 

- For Surface Mount Applications 

- VZ – Tolerance: ±5% 

- Halogen Free. “Green” Device[ (Note 1)] 

- Moisture Sensitivity Level 1 

- Epoxy Meets UL 94 V-0 Flammability Rating 

- Lead Free Finish/RoHS Compliant[(Note 2)] ("P" Suffix Designates Compliant. See Ordering Information) 

**1.0 Watt Surface Mount Silicon Zener Diodes 5.1V to 100V** 

## **Maximum Ratings** 

**==> picture [153 x 165] intentionally omitted <==**

**----- Start of picture text -----**<br>
SMA (DO-214AC)<br>LEAD FRAME<br>H<br>a<br>J<br>c D<br>Cathode Mark<br>+ 4<br>C<br>A<br>E<br>F D B<br>G<br>**----- End of picture text -----**<br>


- Operating Junction Temperature Range:  -65°C to +150°C 

- Storage Temperature Range: -65°C to +150°C 

- Thermal Resistance : 100°C/W Junction to Ambient 

- Thermal Resistance : 75°C/W Junction to  Lead 

|**Parameter**|**Symbol**|**Rating**|**Conditions**|
|---|---|---|---|
|Power Dissipation|PD|1.0W|TL=75°C|
|Zener Current|IZ|Pd/Vz mA||
|Maximum Forward<br>Voltage|VF|1.2V|IF=100mA|



Note: 

1. Halogen free "Green"products are defined as those which contain <900ppm bromine, ~~Ce~~ DIMENSIONS <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. DIM INCHES MM NOTE 2. High Temperature Solder Exemption Applied, see EU Directive Annex 7a. ~~———e~~ MIN MAX MIN MAX ~~a~~ A 0.075 0.096 1.90 2.44 B 0.050 0.064 1.27 1.63 ~~ee~~ C 0.002   0.008 0.051   0.203 D --0.020 --0.51 ~~ee~~ E 0.030 0.060 0.76 1.52 **Internal Structure** F 0.065 0.091 1.65 2.32 ~~ee G 0.189 0.220 4.80 5.59~~ **Description Simplified outline Graphic symbol** H 0.157 0.187 4.00 4.75 J 0.090 0.115 2.25 2.92 MCC Cathode Anode Uni-directional 1 XXXX 2 （1） （2） **SUGGESTED SOLDER PAD LAYOUT** ~~Cp~~ Cathode Mark ~~ee~~ 2.27mm XXXX = Marking code ~~- _~~ 2.16mm ak ~~j~~ o 1.78mm ~~b~~ 

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## **Electrical Characteristics @ 25°C Unless Otherwise Specified** 

|Part Number|Nominal Zener Voltage|Nominal Zener Voltage|Nominal Zener Voltage|Test<br>Current|Maximum Dynamic<br>Impedance Resistance|Maximum Dynamic<br>Impedance Resistance|Maximum Dynamic<br>Impedance Resistance|Maximum<br>Reverse<br>leakage Current|Maximum<br>Reverse<br>leakage Current|Maximu<br>m DC<br>Zener<br>Current|Marking<br>Code|
|---|---|---|---|---|---|---|---|---|---|---|---|
||VZ@IZT|||IZT|ZZT at IZT|ZZK at IZK|IZK|IR|VR|IZM||
||Min(V)|Nom(V)|Max(V)|mA|Ω|Ω|mA|μA|V|mA||
|SMAJ4733A|4.85|5.1|5.36|49|7|550|1|10|1.0|177|733A|
|SMAJ4734A|5.32|5.6|5.88|45|5|600|1|10|2.0|161|734A|
|SMAJ4735A|5.89|6.2|6.51|41|2|700|1|10|3.0|146|735A|
|SMAJ4736A|6.46|6.8|7.14|37|3.5|700|1|10|4.0|133|736A|
|SMAJ4737A|7.13|7.5|7.88|34|4|700|0.5|10|5.0|121|737A|
|SMAJ4738A|7.79|8.2|8.61|31|4.5|700|0.5|10|6.0|110|738A|
|SMAJ4739A|8.65|9.1|9.56|28|5|700|0.5|10|7.0|100|739A|
|SMAJ4740A|9.50|10.0|10.50|25|7|700|0.25|10|7.6|91|740A|
|SMAJ4741A|10.45|11.0|11.55|23|8|700|0.25|5|8.4|83|741A|
|SMAJ4742A|11.40|12.0|12.60|21|9|700|0.25|5|9.1|76|742A|
|SMAJ4743A|12.35|13.0|13.65|19|10|700|0.25|5|9.9|69|743A|
|SMAJ4744A|14.25|15.0|15.75|17|14|700|0.25|5|11.4|61|744A|
|SMAJ4745A|15.20|16.0|16.80|15.5|16|700|0.25|5|12.2|57|745A|
|SMAJ4746A|17.10|18.0|18.90|14.0|20|750|0.25|5|13.7|50|746A|
|SMAJ4747A|19.00|20.0|21.00|12.5|22|750|0.25|5|15.2|45|747A|
|SMAJ4748A|20.90|22.0|23.10|11.5|23|750|0.25|5|16.7|41|748A|
|SMAJ4749A|22.80|24.0|25.20|10.5|25|750|0.25|5|18.2|38|749A|
|SMAJ4750A|25.65|27.0|28.35|9.5|35|750|0.25|5|20.6|34|750A|
|SMAJ4751A|28.50|30.0|31.50|8.5|40|1000|0.25|5|22.8|30|751A|
|SMAJ4752A|31.35|33.0|34.65|7.5|45|1000|0.25|5|25.1|27|752A|
|SMAJ4753A|34.20|36.0|37.80|7|50|1000|0.25|5|27.4|25|753A|
|SMAJ4754A|37.05|39.0|40.95|6.5|60|1000|0.25|5|29.7|23|754A|
|SMAJ4755A|40.85|43.0|45.15|6|70|1500|0.25|5|32.7|22|755A|
|SMAJ4756A|44.65|47.0|49.35|5.5|80|1500|0.25|5|35.8|19|756A|
|SMAJ4757A|48.45|51.0|53.55|5|95|1500|0.25|5|38.8|18|757A|
|SMAJ4758A|53.20|56.0|58.80|4.5|110|2000|0.25|5|42.6|16|758A|
|SMAJ4759A|58.90|62.0|65.10|4|125|2000|0.25|5|47.1|14|759A|
|SMAJ4760A|64.60|68.0|71.40|3.7|150|2000|0.25|5|51.7|13|760A|
|SMAJ4761A|71.25|75.0|78.75|3.3|175|2000|0.25|5|56.0|12|761A|
|SMAJ4762A|77.90|82.0|86.10|3|200|3000|0.25|5|62.2|11|762A|
|SMAJ4763A|86.45|91.0|95.55|2.8|250|3000|0.25|5|69.2|10|763A|
|SMAJ4764A|95.00|100.0|105.00|2.5|350|3000|0.25|5|76.0|9|764A|



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## **Curve Characteristics** 

**==> picture [526 x 663] intentionally omitted <==**

**----- Start of picture text -----**<br>
Fig. 1 - Pulse Derating Curve Fig. 2 - Typical Zener Breakdown Characteristics<br>1.2 100<br>1.0<br>5.1V<br>5.6V 6.8V 7.5V 10V<br>0.8<br>0.6 10<br>0.4<br>0.2<br>0.0 1<br>0 25 50 75 100 125 150 175 4 6 10<br>Temperature (°C)  Zener Voltage (V)<br>Fig. 3- Typical Zener Breakdown Characteristics Fig. 4- Typical Zener Breakdown Characteristics<br>100<br>15V<br>18V 24V<br>20V 51V 56V 68V 100V<br>100<br>10<br>10<br>T A =25°C<br>f =1MHz<br>1 1<br>10 20 30 40 50 50 60 70 80 90 100 110<br> Zener Voltage (V)  Zener Voltage (V)<br>Fig. 5- Typical Forward Characteristics<br>10<br>1<br>0.1<br>0.50 0.75 1.00 1.25 1.50 1.75 2.00<br> Peak Forward Voltage (V)<br>Power  Dissipation(W) Zener Current (mA)<br>Zener Current (mA) Zener Current (mA)<br> Peak Forward Current (A)<br>**----- End of picture text -----**<br>


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## **Ordering Information** 

|**Device**|**Packing**|
|---|---|
|Part Number-TP|Tape&Reel:7.5Kpcs/Reel|



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MCC's products are not authorized for use as critical components in life support devices or systems without the express written approval of Micro Commercial Components Corporation. 

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