MMBZ5221B~MMBZ5261B SILICON PLANAR ZENER DIODES Low Voltage General Purpose Voltage Regulator Diodes 3 2 1 SOT-23 Plastic Package Absolute Maximum Ratings (Ta = 25 OC) Parameter Symbol Value Unit 1) 300 mW 2) 225 mW Power Dissipation Ptot Power Dissipation Ptot Junction Temperature Tj 150 O Storage Temperature Range TS - 55 to + 150 O RθJA 417 Thermal Resistance, Junction to Ambient Air 1) 2) C C C/W O Device mounted on a ceramic alumina of 8 mm X 10 mm x 0.7 mm. Device mounted on an FR5 printed-circuit board. SEMTECH ELECTRONICS LTD. (Subsidiary of Semtech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 27/05/2006 MMBZ5221B~MMBZ5261B Characteristics at Ta = 25 OC Type Marking Code MMBZ5221B MMBZ5223B MMBZ5225B Zener Voltage Range 1) ZZT (Ω) max. ZZK IZK = 0.25 mA (Ω) max. 30 1200 100 1 30 1300 75 1 20 2.85…3.15 30 1600 50 1 28 1600 25 1 24 1700 15 1 Vznom V IZT mA Y0 2.4 20 VZT V 2.28…2.52 Z0 2.7 20 2.57…2.84 AA 3.0 MMBZ5226B AB 3.3 20 3.14…3.47 MMBZ5227B AC 3.6 20 3.42…3.78 IR @ VR (µA) max. (V) MMBZ5228B AD 3.9 20 3.71…4.1 23 1900 10 1 MMBZ5229B AE 4.3 20 4.09…4.52 22 2000 5 1 MMBZ5230B AF 4.7 20 4.47…4.94 19 1900 5 2 MMBZ5231B AH 5.1 20 4.85…5.36 17 1600 5 2 MMBZ5232B AJ 5.6 20 5.32…5.88 11 1600 5 3 20 5.7…6.3 7 1600 5 3.5 MMBZ5233B AK 6 MMBZ5234B AM 6.2 20 5.89…6.51 7 1000 5 4 MMBZ5235B AN 6.8 20 6.46…7.14 5 750 3 5 MMBZ5236B AP 7.5 20 7.13…7.88 6 500 3 6 MMBZ5237B AR 8.2 20 7.79…8.61 8 500 3 6.5 MMBZ5238B AX 8.7 20 8.27…9.14 8 600 3 6.5 MMBZ5239B AY 9.1 20 8.65…9.56 10 600 3 7 MMBZ5240B AZ 10 20 9.5…10.5 17 600 3 8 20 10.45…11.55 22 600 2 8.4 MMBZ5241B BA 11 MMBZ5242B BB 12 20 11.4…12.6 30 600 1 9.1 MMBZ5243B BC 13 9.5 12.35…13.65 13 600 0.5 9.9 MMBZ5245B BE 15 8.5 14.25…15.75 16 600 0.1 11 MMBZ5246B BF 16 7.8 15.2…16.8 17 600 0.1 12 MMBZ5247B BH 17 7.4 16.15…17.85 19 600 0.1 13 MMBZ5248B BJ 18 7 17.1…18.9 21 600 0.1 14 MMBZ5249B BK 19 6.6 18.05…19.95 23 600 0.1 14 MMBZ5250B BM 20 6.2 19…21 25 600 0.1 15 MMBZ5251B BN 22 5.6 20.9…23.1 29 600 0.1 17 MMBZ5252B BP 24 5.2 22.8…25.2 33 600 0.1 18 MMBZ5253B BR 25 5 23.75…26.25 35 600 0.1 19 MMBZ5254B BX 27 4.6 25.65…28.35 41 600 0.1 21 MMBZ5255B BY 28 4.5 26.6…29.4 44 600 0.1 21 MMBZ5256B BZ 30 4.2 28.5…31.5 49 600 0.1 23 MMBZ5257B CA 33 3.8 31.35…34.65 58 700 0.1 25 MMBZ5258B CB 36 3.4 34.2…37.8 70 700 0.1 27 MMBZ5259B CC 39 3.2 37.05…40.95 80 800 0.1 30 MMBZ5260B CD 43 3 40.85…45.15 93 800 0.1 33 MMBZ5261B CE 47 2.7 44.65…49.35 105 1000 0.1 36 1) Tested with pulses tp = 20 ms. SEMTECH ELECTRONICS LTD. (Subsidiary of Semtech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 27/05/2006 MMBZ5221B~MMBZ5261B Power Derating Curve Typical Forward Voltage 400 200 180 160 140 120 7V5 100 80 27V 60 40 Power Dissipation P d (mW) FORWARD CURRENT I F (mA) 220 300 200 100 20 0 0 500 600 700 800 900 1000 0 50 100 150 200 Ambient Temperature T amb ( C) Forward Voltage V F (mV) Zener Voltage Regulator SEMTECH ELECTRONICS LTD. (Subsidiary of Semtech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 27/05/2006