LESHAN RADIO COMPANY, LTD. Zener Voltage Regulators 225 mW SOT–23 Surface Mount This series of Zener diodes is offered in the convenient, surface mount plastic SOT–23 package. These devices are designed to provide voltage regulation with minimum space requirement. They are well suited for applications such as cellular phones, hand held portables, and high density PC boards. LMBZ5221BLT1G Series S-LMBZ5221BLT1G Series 3 1 2 • • • • 225 mW Rating on FR–4 or FR–5 Board Zener Voltage Range – 2.4 V to 91 V Small Package Size for High Density Applications ESD Rating of Class 3 (>8 KV) per Human Body Model ƽ We declare that the material of product compliance with RoHS requirements. ƽ S- Prefix for Automotive and Other Applications Requiring Unique Site and Control Change Requirements; AEC-Q101 Qualified and PPAP Capable. Mechanical Characteristics: CASE: Void-free, transfer-molded, thermosetting plastic case FINISH: Corrosion resistant finish, easily solderable MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES: 260°C for 10 Seconds SOT-23 (TO-236AB) 3 Cathode 1 Anode MARKING DIAGRAM xxx M Specification Features: xxx = Specific Device Code M = Date Code POLARITY: Cathode indicated by polarity band FLAMMABILITY RATING: UL94 V–0MAXIMUM RATINGS Rating Symbol Total Power Dissipation on FR–5 Board, (Note 1) @ TA = 25°C Derated above 25°C PD Thermal Resistance – Junction–to–Ambient RqJA Total Power Dissipation on Alumina Substrate, (Note 2) @ TA = 25°C Derated above 25°C Max Unit 225 1.8 mW mW/°C 556 °C/W 300 2.4 mW mW/°C PD Thermal Resistance – Junction‘to–Ambient RqJA 417 °C/W Junction and Storage Temperature Range TJ, Tstg –65 to +150 °C 1. FR–5 = 1.0 X 0.75 X 0.62 in. 2. Alumina = 0.4 X 0.3 X 0.024 in., 99.5% alumina ORDERING INFORMATION Device*1 Package Shipping LMBZ5221BLT1G Series SOT-23 S-LMBZ5221BLT1G Series 3000/Tape&Reel LMBZ5221BLT3G Series SOT-23 S-LMBZ5221BLT3G Series 10,000/Tape&Reel Rev.B 1/6 LESHAN RADIO COMPANY, LTD. LMBZ5221BLT1G Series , S-LMBZ5221BLT1G Series ELECTRICAL CHARACTERISTICS I (Pinout: 1-Anode, 2-No Connection, 3-Cathode) (TA = 25°C unless otherwise noted, VF = 0.95 V Max. @ IF = 10 mA) Symbol IF Parameter VZ Reverse Zener Voltage @ IZT IZT Reverse Current ZZT Maximum Zener Impedance @ IZT IZK Reverse Current ZZK Maximum Zener Impedance @ IZK IR Reverse Leakage Current @ VR VR Reverse Voltage IF Forward Current VF Forward Voltage @ IF VZ VR IR VF IZT V Zener Voltage Regulator Rev.B 2/6 LESHAN RADIO COMPANY, LTD. LMBZ5221BLT1G Series , S-LMBZ5221BLT1G Series ELECTRICAL CHARACTERISTICS (Pinout: 1-Anode, 2-NC, 3-Cathode) (VF = 0.9 V Max @ IF = 10 mA for all types.) Zener Voltage (Note 3) VZ (Volts) Zener Impedance @ IZT ZZT @ IZT Leakage Current ZZK @ IZK IR @ VR Device Device Marking Min Nom Max mA W W mA mA Volts LMBZ5221BLT1G LMBZ5222BLT1G LMBZ5223BLT1G LMBZ5224BLT1G LMBZ5225BLT1G 18A 18B 18C 18D 18E 2.28 2.37 2.56 2.66 2.85 2.4 2.5 2.7 2.8 3 2.52 2.63 2.84 2.94 3.15 20 20 20 20 20 30 30 30 30 29 1200 1250 1300 1400 1600 0.25 0.25 0.25 0.25 0.25 100 100 75 75 50 1 1 1 1 1 LMBZ5226BLT1G LMBZ5227BLT1G LMBZ5228BLT1G LMBZ5229BLT1G LMBZ5230BLT1G 8A 8B 8C 8D 8E 3.13 3.42 3.70 4.08 4.46 3.3 3.6 3.9 4.3 4.7 3.47 3.78 4.10 4.52 4.94 20 20 20 20 20 28 24 23 22 19 1600 1700 1900 2000 1900 0.25 0.25 0.25 0.25 0.25 25 15 10 5 5 1 1 1 1 2 LMBZ5231BLT1G LMBZ5232BLT1G LMBZ5233BLT1*G LMBZ5234BLT1G LMBZ5235BLT1G 8F 8G 8H 8J 8K 4.84 5.32 5.70 5.89 6.46 5.1 5.6 6 6.2 6.8 5.36 5.88 6.30 6.51 7.14 20 20 20 20 20 17 11 7 7 5 1600 1600 1600 1000 750 0.25 0.25 0.25 0.25 0.25 5 5 5 5 3 2 3 3.5 4 5 LMBZ5236BLT1G LMBZ5237BLT1G LMBZ5238BLT1G LMBZ5239BLT1G LMBZ5240BLT1G 8L 8M 8N 8P 8Q 7.12 7.79 8.26 8.64 9.50 7.5 8.2 8.7 9.1 10 7.88 8.61 9.14 9.56 10.50 20 20 20 20 20 6 8 8 10 17 500 500 600 600 600 0.25 0.25 0.25 0.25 0.25 3 3 3 3 3 6 6.5 6.5 7 8 LMBZ5241BLT1G LMBZ5242BLT1 G LMBZ5243BLT1G LMBZ5244BLT1G LMBZ5245BLT1G 8R 8S 8T 8U 8V 10.4 11.40 12.35 13.30 14.25 11 12 13 14 15 11.55 12.60 13.65 14.70 15.75 20 20 9.5 9 8.5 22 30 13 15 16 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 2 1 0.5 0.1 0.1 8.4 9.1 9.9 10 11 LMBZ5246BLT1*G LMBZ5247BLT1G LMBZ5248BLT1G LMBZ5249BLT1G LMBZ5250BLT1 G 8W 8X 8Y 8Z 81A 15.20 16.15 17.10 18.05 19.00 16 17 18 19 20 16.80 17.85 18.90 19.95 21.00 7.8 7.4 7 6.6 6.2 17 19 21 23 25 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 12 13 14 14 15 LMBZ5251BLT1G LMBZ5252BLT1G LMBZ5253BLT1G LMBZ5254BLT1 G LMBZ5255BLT1G 81B 81C 81D 81E 81F 20.90 22.80 23.75 25.65 26.60 22 24 25 27 28 23.10 25.20 26.25 28.35 29.40 5.6 5.2 5 4.6 4.5 29 33 35 41 44 600 600 600 600 600 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 17 18 19 21 21 LMBZ5256BLT1G LMBZ5257BLT1 G LMBZ5258BLT1G LMBZ5259BLT1G LMBZ5260BLT1G 81G 81H 81J 81K 81L 28.50 31.35 34.20 37.05 40.85 30 33 36 39 43 31.50 34.65 37.80 40.95 45.15 4.2 3.8 3.4 3.2 3 49 58 70 80 93 600 700 700 800 900 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 23 25 27 30 33 LMBZ5261BLT1G LMBZ5262BLT1G LMBZ5263BLT1G LMBZ5264BLT1G LMBZ5265BLT1G 81M 81N 81P 81Q 81R 44.65 48.45 53.20 57.00 58.90 47 51 56 60 62 49.35 53.55 58.80 63.00 65.10 2.7 2.5 2.2 2.1 2 105 125 150 170 185 1000 1100 1300 1400 1400 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 36 39 43 46 47 LMBZ5266BLT1G LMBZ5267BLT1G LMBZ5268BLT1G * LMBZ5269BLT1G * LMBZ5270BLT1G * 81S 81T 81U 81V 81W 64.60 71.25 77.90 82.65 86.45 68 75 82 87 91 71.40 78.75 86.10 91.35 95.55 1.8 1.7 1.5 1.4 1.4 230 270 330 370 400 1600 1700 2000 2200 2300 0.25 0.25 0.25 0.25 0.25 0.1 0.1 0.1 0.1 0.1 52 56 62 68 69 3. Zener voltage is measured with a pulse test current IZ at an ambient temperature of 25°C *Not production Rev.B 3/6 LESHAN RADIO COMPANY, LTD. LMBZ5221BLT1G Series , S-LMBZ5221BLT1G Series TYPICAL CHARACTERISTICS 100 7 θ VZ, TEMPERATURE COEFFICIENT (mV/°C) θ VZ, TEMPERATURE COEFFICIENT (mV/°C) 8 TYPICAL TC VALUES FOR LMBZ5221BLT1 SERIES 6 5 4 VZ @ IZT 3 2 1 0 –1 –2 –3 2 3 4 5 6 7 8 9 10 11 VZ @ IZT 10 1 12 10 100 VZ, NOMINAL ZENER VOLTAGE (V) VZ, NOMINAL ZENER VOLTAGE (V) Figure 1. Temperature Coefficients (Temperature Range –55°C to +150°C) Figure 2. Temperature Coefficients (Temperature Range –55°C to +150°C) 1000 1000 TJ = 255C IZ(AC) = 0.1 IZ(DC) f = 1 kHz 75 V (LMBZ5267BLT1) IF, FORWARD CURRENT (mA) Z ZT, DYNAMIC IMPEDANCE (Ω ) TYPICAL TC VALUES FOR LMBZ5221BLT1 SERIES IZ = 1 mA 100 5 mA 20 mA 10 91 V (LMBZ5270BLT1) 100 10 1505C 1 1 10 100 1 0.4 0.5 75°C 25°C 0.6 0.7 0°C 0.8 0.9 1.0 1.1 VZ, NOMINAL ZENER VOLTAGE VF, FORWARD VOLTAGE (V) Figure 3. Effect of Zener Voltage on Zener Impedance Figure 4. Typical Forward Voltage 1.2 Rev.B 4/6 LESHAN RADIO COMPANY, LTD. LMBZ5221BLT1G Series , S-LMBZ5221BLT1G Series TYPICAL CHARACTERISTICS 1000 1000 C, CAPACITANCE (pF) I R , LEAKAGE CURRENT (µA) TA = 25°C 0 V BIAS 1 V BIAS 100 BIAS AT 50% OF VZ NOM 10 100 10 1 +1505C 0.1 0.01 +255C 0.001 –555C 0.0001 0.00001 1 1 10 0 100 10 20 30 40 50 60 V Z, NOMINAL ZENER VOLTAGE (V) Figure 5. Typical Capacitance Figure 6. Typical Leakage Current 80 100 100 TA = 25°C I Z , ZENER CURRENT (mA) TA = 25°C I Z , ZENER CURRENT (mA) 70 VZ, NOMINAL ZENER VOLTAGE (V) 10 1 0.1 10 1 0.1 0.01 0.01 0 2 4 6 8 10 12 10 30 50 70 90 VZ, ZENER VOLTAGE (V) VZ, ZENER VOLTAGE (V) Figure 7. Zener Voltage versus Zener Current (VZ Up to 12 V) Figure 8. Zener Voltage versus Zener Current (12 V to 91 V) Rev.B 5/6 90 LESHAN RADIO COMPANY, LTD. LMBZ5221BLT1G Series , S-LMBZ5221BLT1G Series SOT-23 NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M,1982 2. CONTROLLING DIMENSION: INCH. A L 3 1 V A1 2 DIM B S A B C D G H J K L S V G C D H K J MIN 0.1102 0.0472 0.0350 0.0150 0.0701 0.0005 0.0034 0.0140 0.0350 0.0830 0.0177 INCHES MAX 0.1197 0.0551 0.0440 0.0200 0.0807 0.0040 0.0070 0.0285 0.0401 0.1039 0.0236 MILLIMETERS MIN MAX 2.80 3.04 1.20 1.40 0.89 1.11 0.37 0.50 1.78 2.04 0.013 0.100 0.085 0.177 0.35 0.69 0.89 1.02 2.10 2.64 0.45 0.60 0.037 0.95 0.037 0.95 0.079 2.0 0.035 0.9 0.031 0.8 inches mm Rev.B 6/6