1N5221UR-1 thru 1N5281BUR-1 (or MLL5221-1 thru MLL5281B-1) METALLURGICALLY BONDED GLASS SURFACE MOUNT 500 mW ZENERS SCOTTSDALE DIVISION APPEARANCE The 1N5221BUR-1 thru 1N5281BUR-1 series of 0.5 watt Zener Voltage Regulators provides a surface mount equivalent to the popular JEDEC registered 1N5221B to 1N5281B for 2.4 to 200 volts in a metallurgically bonded configuration. They are available with standard 5%, 10%, or 20% tolerances as well as tighter tolerances identified by different suffix letters on the part number. Microsemi also offers numerous other Zener products to meet higher and lower power applications. DO-213AA IMPORTANT: For the most current data, consult MICROSEMI's website: http://www.microsemi.com FEATURES * * * * * APPLICATIONS / BENEFITS Surface mount equivalents to the JEDEC registered 1N5221 thru 1N5281B series Hermetically sealed surface mount package Internal metallurgical bond Options for screening in accordance with MIL-PRF19500 for JAN, JANTX, JANTXV, and JANS are available by adding MQ, MX, MV, or MSP prefixes respectively to part numbers DO-7 or DO-35 glass body axial-leaded Zener equivalents also available per JEDEC registration (see separate data sheet for part numbers 1N5221 thru 1N5281B series MAXIMUM RATINGS * * * * * * * * * Regulates voltage over a broad operating current and temperature range Selection from 2.4 to 200 V Standard voltage tolerances are plus/minus 5% with B suffix identification and 10 % with A suffix Tight tolerances available in plus or minus 2% or 1% with C or D suffix respectively Nonsensitive to ESD per MIL-STD-750 Method 1020 Minimal capacitance (see Figure 3) Inherently radiation hard as described in Microsemi MicroNote 050 MECHANICAL AND PACKAGING Operating and Storage temperature: -65 C to +175 C Thermal Resistance: 100C/W junction to end cap and 250C/W junction to ambient when mounted on FR4 PC board (1 oz Cu) with recommended footprint (see last page) Steady-State Power: 0.5 watts at end cap temperature TEC < 125oC or ambient temperature TA < 50C when mounted on FR4 PC board as described for thermal resistance above (see Figure 2 for derating) Forward voltage @200 mA: 1.1 volts (maximum) Solder Temperatures: 260 C for 10 seconds (max) Copyright 2002 11-10-2003 REV 0 * * * * * * * * CASE: Hermetically sealed glass DO-213AA (SOD80 or MLL34) MELF style package TERMINALS: End caps tin-lead plated solderable per MIL-STD-750, method 2026 POLARITY: Cathode indicated by band where diode is to be operated with the banded end positive with respect to the opposite end for Zener regulation MARKING: cathode band only TAPE & REEL option: Standard per EIA-481-B with 12 mm tape, 2000 per 7 inch reel or 5000 per 13 inch reel (add "TR" suffix to part number) WEIGHT: 0.04 grams See package dimensions on last page Microsemi Scottsdale Division 8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503 Page 1 1N5221UR thru 1N5281BUR * * WWW . Microsemi .C OM DESCRIPTION 1N5221UR-1 thru 1N5281BUR-1 (or MLL5221-1 thru MLL5281B-1) METALLURGICALLY BONDED GLASS SURFACE MOUNT 500 mW ZENERS SCOTTSDALE DIVISION INDUSTRY PART NUMBER (NOTES 1 & 4) VZ @ IZT Test Current Max Zener Impedance IZT A and B suffix only Max Reverse Leakage Current A and B Suffix only Non-Suffix (Note 2) Volts 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 27 28 30 33 36 39 43 47 51 56 60 62 68 75 82 87 91 100 110 120 130 140 150 160 170 180 190 200 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 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 1.5 1.4 1.4 1.3 1.1 1.0 .95 .90 .85 .80 .74 .68 .66 .65 ZZT @ IZT ZZK @ IZK = IR @ A 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 0.95 1.9 1.9 2.9 3.3 3.8 4.8 5.7 6.2 6.2 6.7 7.6 8.0 8.7 9.4 9.5 10.5 11.4 12.4 13.3 13.3 14.3 16.2 17.1 18.1 20 20 22 24 26 29 31 34 37 41 44 45 49 53 59 65 66 72 80 86 94 101 108 116 123 130 137 144 Ohms 0.25Ma Ohms A 30 30 30 30 29 28 24 23 22 19 17 11 7.0 7.0 5.0 6.0 8.0 8.0 10 17 22 30 13 15 16 17 19 21 23 25 29 33 35 41 44 49 58 70 80 93 105 125 150 170 185 230 270 330 370 400 500 750 900 1100 1300 1500 1700 1900 2200 2400 2500 1200 1250 1300 1400 1600 1600 1700 1900 2000 1900 1600 1600 1600 1000 750 500 500 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 700 700 800 900 1000 1100 1300 1400 1400 1600 1700 2000 2200 2300 2600 3000 4000 4500 4500 5000 5500 5500 6000 6500 7000 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 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 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 VR Volts B 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 21 21 23 25 27 30 33 36 39 43 46 47 52 56 62 68 69 76 84 91 99 106 114 122 129 137 144 152 IR @ VR Used for Suffix A A 200 200 150 150 100 100 100 75 50 50 50 50 50 50 30 30 30 30 30 30 30 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 * TA = 25oC unless otherwise noted. Based on dc measurements at thermal equilibrium; case temperature maintained at 30 +/- 2oC. for all types. See further Notes on following page. Copyright 2002 11-10-2003 REV 0 Max Zener Voltage Temperature Coeff. (A and B Suffix only) (Note 3) VZ (%/oC) -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 +0.088 +0.089 +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 +0.098 +0.099 +0.099 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 +0.0110 1N5221UR thru 1N5281BUR 1N5221UR-1 1N5222UR-1 1N5223UR-1 1N5224UR-1 1N5225UR-1 1N5226UR-1 1N5227UR-1 1N5228UR-1 1N5229UR-1 1N5230UR-1 1N5231UR-1 1N5232UR-1 1N5233UR-1 1N5234UR-1 1N5235UR-1 1N5236UR-1 1N5237UR-1 1N5238UR-1 1N5239UR-1 1N5240UR-1 1N5241UR-1 1N5242UR-1 1N5243UR-1 1N5244UR-1 1N5245UR-1 1N5246UR-1 1N5247UR-1 1N5248UR-1 1N5249UR-1 1N5250UR-1 1N5251UR-1 1N5252UR-1 1N5253UR-1 1N5254UR-1 1N5255UR-1 1N5256UR-1 1N5257UR-1 1N5258UR-1 1N5259UR-1 1N5260UR-1 1N5261UR-1 1N5262UR-1 1N5263UR-1 1N5264UR-1 1N5265UR-1 1N5266UR-1 1N5267UR-1 1N5268UR-1 1N5269UR-1 1N5270UR-1 1N5271UR-1 1N5272UR-1 1N5273UR-1 1N5274UR-1 1N5275UR-1 1N5276UR-1 1N5277UR-1 1N5278UR-1 1N5279UR-1 1N5280UR-1 1N5281UR-1 Nominal Zener Voltage VF = 1.1V max @ IF = 200 mA Microsemi Scottsdale Division 8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503 WWW . Microsemi .C OM ELECTRICAL CHARACTERISTICS* Page 2 1N5221UR-1 thru 1N5281BUR-1 (or MLL5221-1 thru MLL5281B-1) METALLURGICALLY BONDED GLASS SURFACE MOUNT 500 mW ZENERS SCOTTSDALE DIVISION NOTE 1: NOTE 4: WWW . Microsemi .C OM NOTE 2: NOTE 3: Table as shown lists type numbers, which indicate a tolerance of +/-20% with guaranteed limits on only VZ, IR, and VF. Devices with guaranteed limits on all six parameters are indicated by suffix "A" for +/-10%, "B" for +/-5%, "C" for +/-2%, and "D" for +/-1% tolerance. The electrical characteristics are measured after allowing the device to stabilize for 20 seconds. Temperature coefficient (vz). Test conditions for temperature coefficient are as follows: a. IZT = 7.5 mA, T1 = 25oC, T2 = 125oC (1N5221AUR-1 & BUR-1 thru 1N5242AUR-1 & BUR-1) IZT = Rated IZT, T1 = 25oC, b. T2 = 125oC (1N5243AUR-1 & BUR-1 thru 1N5281AUR-1 & BUR-1) Device to be temperature stabilized with current applied prior to reading breakdown voltage at the specified ambient temperature. These devices may be ordered as either 1N5221UR-1 thru 1N5281BUR-1 or as MLL5221-1 thru MLL5281B-1 part numbers. RATED POWER -mW o TEMPERATURE COEFFICIENT mV/ C TEMPERATURE COEFFICIENT %/ C GRAPHS TEC TA Voltage Temperature o Coefficient %/ C mV Change /C o TEC End Cap Temperature (C), or TA Ambient Temperature on FR4 PC BOARD NOMINAL ZENER VOLTAGE (VOLTS) FIGURE 2 ZENER VOLTAGE TEMPERATURE COEFFICIENT vs. ZENER VOLTAGE FIGURE 1 POWER DERATING CURVE PACKAGE DIMENSIONS DIM A B C INCHES MIN MAX 0.063 0.067 0.130 0.146 0.016 0.022 INCHES .200 .055 .080 1N5221UR thru 1N5281BUR A B C MILLIMETERS MIN MAX 1.60 1.70 3.30 3.70 0.41 0.55 mm 5.08 1.40 2.03 PAD LAYOUT FIGURE 3 CAPACITANCE vs. ZENER VOLTAGE (TYPICAL) Copyright 2002 11-10-2003 REV 0 Microsemi Scottsdale Division 8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503 Page 3