Small Signal Zener Diodes PRIMARY CHARACTERISTICS PARAMETER VALUE UNIT V Z range nom. 2.4 to 75 V Test current I ZT.7 to 2 ma V Z specification Thermal equilibrium Int. construction Single FEATURES Silicon planar power Zener diodes Standard Zener voltage tolerance is ± 5 % with a B suffix in the ordering code (e.g.: N522B), suffix C is ± 2 % tolerance These diodes are also available in MiniMELF case with the type designation TZM522 to TZM5267, SOT-23 case with the type designations MMBZ5225 to MMBZ5267 and SOD-23 case with the types designations MMSZ5225 to MMSZ5267 AEC-Q qualified Material categorization: for definitions of compliance please see www.vishay.com/doc?9992 APPLICATIONS Voltage stabilization ORDERING INFORMATION DEVICE NAME ORDERING CODE TAPED UNITS PER REEL MINIMUM ORDER QUANTITY N522B to N5267B N522C to N5267C N522B to N5267B N522C to N5267C N522B to N5267B-series-TR N522C to N5267C-series-TR N522B to N5267B-series-TAP N522C to N5267C-series-TAP per 3" reel per ammopack (52 mm tape) 3 /box PACKAGE PACKAGE NAME WEIGHT MOLDING COMPOUND FLAMMABILITY RATING DO-35 25 mg UL 94 V- MOISTURE SENSITIVITY LEVEL MSL level (according J-STD-2) SOLDERING CONDITIONS 26 C/ s at terminals ABSOLUTE MAXIMUM RATINGS (T amb = 25 C, unless otherwise specified) PARAMETER TEST CONDITION SYMBOL VALUE UNIT Power dissipation T L 25 C P tot 5 mw Zener current I Z P tot /V Z ma Thermal resistance junction to ambient air I = 4 mm, T L = constant R thja 3 K/W Junction temperature T j 75 C Storage temperature range T stg -65 to +75 C Forward voltage (max.) I F = 2 ma V F. V Rev. 2., 8-Sep-4 Document Number: 85588 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9
ELECTRICAL CHARACTERISTICS (T amb = 25 C, unless otherwise specified) ZENER VOLTAGE RANGE () TEST CURRENT REVERSE LEAKAGE CURRENT DYNAMIC RESISTANCE f = khz Note () Based on DC measurement at thermal equilibrium; lead length = 9.5 (3/8"); thermal resistance of heat sink = 3 K/W TEMPERATURE COEFFICIENT PART NUMBER V Z at I ZT I ZT I ZT2 I R at V R Z Z at I () ZT Z ZK at I ZT2 VZ V ma μa V %/K NOM. MAX. MAX. MAX. TYP. N522 2.4 2.25 3 2 -.85 N5222 2.5 2.25 3 25 -.85 N5223 2.7 2.25 75 3 3 -.8 N5224 2.8 2.25 75 3 4 -.8 N5225 3 2.25 5 29 6 -.75 N5226 3.3 2.25 25 28 6 -.7 N5227 3.6 2.25 5 24 7 -.65 N5228 3.9 2.25 23 9 -.6 N5229 4.3 2.25 5 22 2.55 N523 4.7 2.25 5 2 9 9.3 N523 5. 2.25 5 2 7 6.3 N5232 5.6 2.25 5 3 6.38 N5233 6 2.25 5 3.5 7 6.38 N5234 6.2 2.25 5 4 7.45 N5235 6.8 2.25 3 5 5 75.5 N5236 7.5 2.25 3 6 6 5.58 N5237 8.2 2.25 3 6.5 8 5.62 N5238 8.7 2.25 3 6.5 8 6.65 N5239 9. 2.25 3 7 6.68 N524 2.25 3 8 7 6.75 N524 2.25 2 8.4 22 6.76 N5242 2 2.25 9. 3 6.77 N5243 3 9.5.25.5 9.9 3 6.79 N5244 4 9.25. 5 6.82 N5245 5 8.5.25. 6 6.82 N5246 6 7.8.25. 2 7 6.83 N5247 7 7.4.25. 3 9 6.84 N5248 8 7.25. 4 2 6.85 N5249 9 6.6.25. 4 23 6.86 N525 2 6.2.25. 5 25 6.86 N525 22 5.6.25. 7 29 6.87 N5252 24 5.2.25. 8 33 6.88 N5253 25 5.25. 9 35 6.89 N5254 27 4.6.25. 2 4 6.9 N5255 28 4.5.25. 2 44 6.9 N5256 3 4.2.25. 23 49 6.9 N5257 33 3.8.25. 25 58 7.92 N5258 36 3.4.25. 27 7 7.93 N5259 39 3.2.25. 3 8 8.94 N526 43 3.25. 33 93 9.95 N526 47 2.7.25. 36 5.95 N5262 5 2.5.25. 39 25.96 N5263 56 2.2.25. 43 5 3.96 N5264 6 2..25. 46 7 4.97 N5265 62 2.25. 47 85 4.97 N5266 68.8.25. 52 23 6.97 N5267 75.7.25. 56 27 7.98 Rev. 2., 8-Sep-4 2 Document Number: 85588 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9
BASIC CHARACTERISTICS (T amb = 25 C, unless otherwise specified) R thja - Therm. Resist. Junction Ambient (K/W) 5 4 3 l l 2 T L = constant 5 5 I - Lead Length (mm) 2 95 96 P tot - Total Power Dissipation (mw) 6 5 4 3 2 4 8 2 6 2 95 962 T amb - Ambient Temperature ( C) Fig. - Thermal Resistance vs. Lead Length Fig. 4 - Total Power Dissipation vs. Ambient Temperature 5 V Z - Voltage Change (mv) I Z = 5 ma TK VZ - Temperature Coefficient of V Z ( -4 /K) 5 I Z = 5 ma 5 95 9598 5 2 25 95 96-5 2 3 4 5 Fig. 2 - Typical Change of Working Voltage under Operating Conditions at T amb = 25 C Fig. 5 - Temperature Coefficient of V Z vs. Z-Voltage.3 2 V Ztn - Relative Voltage Change V Ztn = V Zt /V Z (25 C).2 TK VZ = x -4 /K 8 x -4 /K 6 x -4 /K. 4 x -4 /K 2 x -4 /K. - 2 x -4 /K - 4 x.9-4 /K.8-6 6 2 8 24 95 9599 T j - Junction Temperature ( C) C D - Diode Capacitance (pf) 5 5 5 95 96 V R = 2 V T j = 25 C 5 2 25 Fig. 3 - Typical Change of Working Voltage vs. Junction Temperature Fig. 6 - Diode Capacitance vs. Z-Voltage Rev. 2., 8-Sep-4 3 Document Number: 85588 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9
5 I F - Forward Current (ma).. T j = 25 C I Z - Z-Current (ma) 4 3 2 P tot = 5 mw T amb = 25 C..2.4.6.8 95965 V F - Forward Voltage (V). 95 967 5 2 25 3 35 Fig. 7 - Forward Current vs. Forward Voltage Fig. 9 - Z-Current vs. Z-Voltage I Z - Z-Current (ma) 8 6 4 2 P tot = 5 mw T amb = 25 C 4 6 8 2 2 95 964 r Z - Differential Z-Resistance (Ω) I Z = ma 5 ma ma T j = 25 C 5 5 2 95 966 25 Fig. 8 - Z-Current vs. Z-Voltage Fig. - Differential Z-Resistance vs. Z-Voltage Z thp - Thermal Resistance for Pulse Cond. (K/W) t p /T =.5 t p /T =.2 Single Pulse R thja = 3 K/W T = T j max. - T amb t p /T =. t p /T =. t p /T =.2 t p /T =.5 i ZM = (- V Z + (V 2 Z + 4r zj x T/Z thp ) /2 )/(2r zj ) - 2 t p - Pulse Length (ms) 95 963 Fig. - Thermal Response Rev. 2., 8-Sep-4 4 Document Number: 85588 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9
PACKAGE DIMENSIONS in millimeters (inches): DO-35_N52xx Cathode Identification Ø.55 max. [.22] Ø.4 min. [.5] 26 min. [.24] 3.9 max. [.54] 26 min. [.24] 3. min. [.2].7 [.67].5 [.59] Rev. - Date: 9. December 2 Document no.: S8-V-396.4-3(4) 94 2648 Rev. 2., 8-Sep-4 5 Document Number: 85588 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?9
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