CMHZ5221B THRU CMHZ5267B SURFACE MOUNT SILICON ZENER DIODE 2.4 VOLTS THRU 75 VOLTS 500mW, 5% TOLERANCE w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR CMHZ5221B Series Silicon Zener Diode is a high quality voltage regulator, manufactured in a surface mount package, designed for use in industrial, commercial, entertainment and computer applications. MARKING CODE: SEE MARKING CODE ON ELECTRICAL CHARACTERISTIC TABLE SOD-123 CASE MAXIMUM RATINGS: Power Dissipation (@TL=75°C) Maximum Operating Junction Temperature Storage Temperature Thermal Resistance SYMBOL PD TJ Tstg ΘJL UNIT mW °C °C °C/W 500 +150 -65 to +175 150 ELECTRICAL CHARACTERISTICS: (TA=25°C), VF=0.9V MAX @ IF=10mA (for all types) ZENER VOLTAGE VZ @ IZT TYPE CMHZ5221B CMHZ5222B CMHZ5223B CMHZ5224B CMHZ5225B CMHZ5226B CMHZ5227B CMHZ5228B CMHZ5229B CMHZ5230B CMHZ5231B CMHZ5232B CMHZ5233B CMHZ5234B CMHZ5235B CMHZ5236B CMHZ5237B CMHZ5238B CMHZ5239B CMHZ5240B CMHZ5241B CMHZ5242B CMHZ5243B CMHZ5244B CMHZ5245B CMHZ5246B CMHZ5247B CMHZ5248B CMHZ5249B CMHZ5250B CMHZ5251B CMHZ5252B CMHZ5253B TEST CURRENT MIN NOM MAX V 2.280 2.375 2.565 2.660 2.850 3.135 3.420 3.705 4.085 4.465 4.845 5.320 5.700 5.890 6.460 7.125 7.790 8.265 8.645 9.500 10.45 11.40 12.35 13.30 14.25 15.20 16.15 17.10 18.05 19.00 20.90 22.80 23.75 V 2.4 2.5 2.7 2.8 3.0 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.0 6.2 6.8 7.5 8.2 8.7 9.1 10 11 12 13 14 15 16 17 18 19 20 22 24 25 V 2.520 2.625 2.835 2.940 3.150 3.465 3.780 4.095 4.515 4.935 5.355 5.880 6.300 6.510 7.140 7.875 8.610 9.135 9.555 10.50 11.55 12.60 13.65 14.70 15.75 16.80 17.85 18.90 19.95 21.00 23.10 25.20 26.25 IZT mA 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 9.5 9.0 8.5 7.8 7.4 7.0 6.6 6.2 5.6 5.2 5.0 MAXIMUM ZENER IMPEDANCE ZZT @ IZT ZZK @ Ω Ω 30 1200 30 1250 30 1300 30 1400 30 1600 28 1600 24 1700 23 1900 22 2000 19 1900 17 1600 11 1600 7.0 1600 7.0 1000 5.0 750 6.0 500 8.0 500 8.0 600 10 600 17 600 22 600 30 600 13 600 15 600 16 600 17 600 19 600 21 600 23 600 25 600 29 600 33 600 35 600 MAXIMUM REVERSE CURRENT IZK IR mA 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 μA 100 100 75 75 50 25 15 10 5.0 5.0 5.0 5.0 5.0 5.0 3.0 3.0 3.0 3.0 3.0 3.0 2.0 1.0 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 @ MAX. TEMP. COEFF. VR Θ VZ V 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 2.0 2.0 3.0 3.5 4.0 5.0 6.0 6.5 6.5 7.0 8.0 8.4 9.1 9.9 10 11 12 13 14 14 15 17 18 19 %/°C -0.085 -0.085 -0.080 -0.080 -0.075 -0.070 -0.065 -0.060 ±0.055 ±0.030 ±0.030 +0.038 +0.038 +0.045 +0.050 +0.058 +0.062 +0.065 +0.068 +0.075 +0.076 +0.077 +0.079 +0.082 +0.082 +0.083 +0.084 +0.085 +0.086 +0.086 +0.087 +0.087 +0.089 MARKING CODE CC1 CC2 CC3 CC4 CC5 CD1 CD2 CD3 CD4 CD5 CE1 CE2 CE3 CE4 CE5 CF1 CF2 CF3 CF4 CF5 CH1 CH2 CH3 CH4 CH5 CJ1 CJ2 CJ3 CJ4 CJ5 CK1 CK2 CK3 R9 (12-August 2010) CMHZ5221B THRU CMHZ5267B SURFACE MOUNT SILICON ZENER DIODE 2.4 VOLTS THRU 75 VOLTS 500mW, 5% TOLERANCE ELECTRICAL CHARACTERISTICS: (TA=25°C), VF=0.9V MAX @ IF=10mA (for all types) ZENER VOLTAGE VZ @ IZT TYPE CMHZ5254B CMHZ5255B CMHZ5256B CMHZ5257B CMHZ5258B CMHZ5259B CMHZ5260B CMHZ5261B CMHZ5262B CMHZ5263B CMHZ5264B CMHZ5265B CMHZ5266B CMHZ5267B TEST CURRENT MAXIMUM ZENER IMPEDANCE ZZK @ MAXIMUM REVERSE CURRENT @ VR MAX. TEMP. COEFF. MIN NOM MAX IZK IR V V IZT mA ZZT@IZT V Ω Ω mA μA V ΘVZ %/°C 25.65 26.60 28.50 31.35 34.20 37.05 40.85 44.65 48.45 53.20 57.00 58.90 64.60 71.25 27 28 30 33 36 39 43 47 51 56 60 62 68 75 28.35 29.40 31.50 34.65 37.80 40.95 45.15 49.35 53.55 58.80 63.00 65.10 71.40 78.75 4.6 4.5 4.2 3.8 3.4 3.2 3.0 2.7 2.5 2.2 2.1 2.0 1.8 1.7 41 44 49 58 70 80 93 105 125 150 170 185 230 270 600 600 600 700 700 800 900 1000 1100 1300 1400 1400 1600 1700 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 21 21 23 25 27 30 33 36 39 43 46 47 52 56 +0.090 +0.091 +0.091 +0.092 +0.093 +0.094 +0.095 +0.095 +0.096 +0.096 +0.097 +0.097 +0.097 +0.098 MARKING CODE CK4 CK5 CM1 CM2 CM3 CM4 CM5 CN1 CN2 CN3 CN4 CN5 CP1 CP2 Higher Zener voltages may be available upon request. Please consult factory. SOD-123 CASE - MECHANICAL OUTLINE LEAD CODE: 1) Cathode 2) Anode R9 (12-August 2010) w w w. c e n t r a l s e m i . c o m