SURFACE MOUNT ZENER DIODE. VOLTAGE RANGE 2.4 to 43 Volts POWER RATING 500 mwatts

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1 SURFACE MOUNT ZENER DIODE VOLTAGE RANGE 2.4 to 43 Volts POWER RATING 500 mwatts MMSZ468 MMSZ477 FEATURES * Wide Zener Reverse Voltage Range : 2.4V to 43V * 500mW Rating on FR4 or FR5 Board * Small Package Size for High Density Applications * Ldeally Suited for Automated Assembly Processes * ESD Rating of Class 3 (>6kV) per Human Body Model SOD23 MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94VO rate flame retardant * Lead: MILSTD202E method 208C guaranteed * Mounting position: Any * Weight: 0.0 gram.026(.65).08(.45).0(2.80).02(2.60).52(3.85).40(3.55).067(.70).059(.50) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 o C ambient temperature unless otherwise specified..006(.5).003(.08) REF.020(0.50).049(.25).04(.05).004(0.0).000(0.00) Dimensions in inches and (millimeters) MAXIMUM RATINGES TA = 25 o C unless otherwise noted ) RATINGS SYMBOL VALUE UNITS Max. Power Dissipation on FR5 Board,@TL=75 o C (Note ) PD 500 mw Derated above 75 O C 6.7 mw/ o C Max. Operating Temperature Range TJ 50 o C Storage Temperature Range TSTG 55 to +50 o C ELECTRICAL CHARACTERISTICS TA = 25 o C unless otherwise noted ) CHARACTERISTICS SYMBOL MIN. TYP. MAX. UNITS Thermal Resistance Junction to Ambient (Note 2) R θja 340 o C/W Thermal Resistance Junction to Lead (Note 2) R θjl 50 o C/W Max. Instantaneous Forward Voltage at IF= 0mA VF 0.95 Volts Note. FR5 = 3.5 X.5 inches, using the minimum recommended footprint. 2. Thermal Resistance measurement obtained via infrared Scan Method. VC 2007

2 ELECTRICAL CHARACTERISTICS O C unless otherwise specified) Device Device Marking Zener Voltage (Note ) Leakage Current V Z I ZT I V R Min Nom Max ua ua Volts MMSZ468 CF MMSZ4682 CH MMSZ4683 CJ MMSZ4684 CK MMSZ4685 CM MMSZ4686 CN MMSZ4687 CP MMSZ4688 CT MMSZ4689 CU MMSZ4690 CV MMSZ469 CA MMSZ4692 CX MMSZ4693 CY MMSZ4694 CZ MMSZ4695 DC MMSZ4696 DD MMSZ4697 DE MMSZ4698 DF MMSZ4699 DH MMSZ4700 DJ MMSZ470 DK MMSZ4702 DM MMSZ4703 DN MMSZ4704 DP MMSZ4705 DT MMSZ4706 DU MMSZ4707 DV MMSZ4708 DA MMSZ4709 DX MMSZ470 DY MMSZ47 EA MMSZ472 EC MMSZ473 ED MMSZ474 EE MMSZ475 EF MMSZ476 EH MMSZ477 EJ Notes. Nominal Zener voltage is measured with the device junction in thermal equilibrium at TL = 30 O C + O C. 2. "Fully RoHS Compliant","% Sn Plating (Pbfree)".

3 RATING AND CHARACTERISTICS CURVES ( MMSZ468MMSZ477 ) θ VZ,TEMPERATURE COEFFICIENT (mv / O C) P D, POWER DISSIPATION (W) TYPICAL T C VALUES Figure Temperature Coefficients (Temperature Range 55 O C to +50 O C) P D versus T A P D versus T L V I ZT θ VZ,TEMPERATURE COEFFICIENT (mv / O C) P PK, PEAK SURGE POWER (W) TYPICAL T C VALUES V I ZT Figure 2 Temperature Coefficients (Temperature Range 55 O C to +50 O C) RECTANGULAR WAVEFORM, T A = 25 O C T, TEMPERATURE ( O C) Figure 3 Steady State Power Derating 0 Z ZT, DYNAMIC IMPEDANCE (Ω) I Z = ma 5mA 20mA PW, PULSE WIDTH (ms) Figure 4 Maximum Nonrepetitive Surge Power T J = 25 O C I Z(AC) =0. I Z(DC) f = khz 0 Figure 5 Effect of Zener Voltage on Zener Impedance

4 RATING AND CHARACTERISTICS CURVES ( MMSZ468MMSZ477 ) C, CAPACITANCE (pf) V BIAS V BIAS BIAS AT 50% OF V Z NOM I R, LEAKAGE CURRENT (ua) O C + 25 O C 55 O C Figure 7 Typical Capacitance Figure 8 Typical Leakage Current I Z, ZENER CURRENT (ma) 0 0. I Z, ZENER CURRENT (ma) V Z, ZENER VOLTAGE (V) Figure 9 Zener Voltage vs. Zener Current (V Z Up to 2V) V Z, ZENER VOLTAGE (V) Figure 0 Zener Voltage vs. Zener Current (2 V to 43V)

5 DISCLAIMER NOTICE Rectron Inc reserves the right to make changes without notice to any product specification herein, to make corrections, modifications, enhancements or other changes. Rectron Inc or anyone on its behalf assumes no responsibility or liability for any errors or inaccuracies. Data sheet specifications and its information contained are intended to provide a product description only. "Typical" parameters which may be included on RECTRON data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. Rectron Inc does not assume any liability arising out of the application or use of any product or circuit. Rectron products are not designed, intended or authorized for use in medical, lifesaving implant or other applications intended for lifesustaining or other related applications where a failure or malfunction of component or circuitry may directly or indirectly cause injury or threaten a life without expressed written approval of Rectron Inc. Customers using or selling Rectron components for use in such applications do so at their own risk and shall agree to fully indemnify Rectron Inc and its subsidiaries harmless against all claims, damages and expenditures. RECTRON