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ST LF253 LF353 Wide bandwidth dual JFET operational amplifiers handbook

1. Figure 2 Maximum peak to peak output Figure 3 Maximum peak to peak output voltage vs frequency Rj 2 ko voltage vs frequency Rj 10 ko 5 30 x 5 30 OUT E Vec 15V R 2ko E 277 5 25 Tua 25 C m 25 Vac H 15V amb 25 C X 20 lt 20 E Veg H 10 nS 7 OB 15 HH o5 15 Ea sf ME 10 Saf lt 3 10 Veo ALEN so Voc 5V a gt a gt 5 5 z z 0 0 100 1K 10K 100K 1M 10M 100 1K 10K 100K 1M 0M FREQUENCY Hz FREQUENCY Hz Figure 4 Maximum peak to peak output Figure 5 Maximum peak to peak output voltage versus frequency voltage versus free air temperature 5 30 TITA TT BERL 30 iewes Veo 15V a _ AN o ES R s2 ko 25 PAANAN 2 J s z 20 Ge m ue A 10 kO OG ul 15 E O R 2kQ ve m Tam 55 C mo sa lo a gt uio z 5 gt GUY 15V D Tuy
2. LU s 100 Differential 180 F voltage IC Phase shift amplification 9 3 right scale left scale We xh 10 90 m o R 52 ka u m C 100pF wo Vec 15V Ez l EE 0 amb a LLL LLLLLL og 100 1K 10K 100K 1M 10M FREQUENCY Hz air temperature Vog 15V No signal no load TOTAL POWER DISSIPATION mV o o 75 50 25 0 25 50 75 100 125 TEMPERATURE C Figure 12 Supply current per amplifier versus Figure 13 Supply current per amplifier versus free air temperature 2 0 T T Ngo 15V 7 No signal no load 1 SUPPLY CURRENT mA 75 50 25 0 25 50 75 100 125 TEMPERATURE C SUPPLY CURRENT mA 5 supply voltage Tung 25 C amb No signal no load yr 0 2 4 6 8 10 12 14 1 SUPPLY VOLTAGE V 6 6 15 Doc ID 2153 Rev 3 d LF253 LF353 Electrical characteristics Figure 14 Common mode rejection ratio Figure 15 Voltage follower large signal pulse versus free air temperature response z mi 6 o 89 LI E O 17771 o R 10 kQ lt m 88 um 3 ul Voc H 15V o INPUT N 87 gt 2 um e ag
3. ky LF253 LF353 Wide bandwidth dual JFET operational amplifiers Features Low power consumption Wide common mode up to Vee and differential voltage range Low input bias and offset current Output short circuit protection High input impedance JFET input stage Internal frequency compensation Latch up free operation High slew rate 16 V us typical Description These circuits are high speed JFET input dual operational amplifiers incorporating well matched high voltage JFET and bipolar transistors in a monolithic integrated circuit The devices feature high slew rates low input bias and offset currents and low offset voltage temperature coefficient March 2010 Doc ID 2153 Rev 3 DIP8 Plastic package D SO 8 Plastic micro package Pin connections top view 1 Output 2 Inverting input 1 3 Non inverting input 1 4 Vec 5 Non inverting input 2 6 Inverting input 2 7 Output 2 8 Vcc 1 15 www st com Schematics LF253 LF353 1 Schematics Figure 1 Schematic diagram each amplifier VCC Non inverting input Inverting input VCC 2 15 100 2 200
4. gt OT 86 mo 0 So ES we gt Voc H 15V Qe 85 2 2 R 2kQ B4 4 C 100 pF o Toy 425 C m 83 m 6 o 75 50 25 O 25 50 75 100 125 z 0 05 1 15 2 25 3 3 5 TEMPERATURE C TIME us Figure 16 Output voltage versus elapsed time Figure 17 Equivalent input noise voltage versus frequency a ul 9 TT g Ngo H 15V E gt OVERBHOOT OR 60 we 10 u 20 HIT 50 R 100 52 lt 16 BZ 4 Tm 25 C E ZS 0 amb o 12 ru gt zo 30 E 8 4 LU 5 Voc H 15V zt 20 n 4 o E R s2 ka zr 2 5 2 10 o o am 25C o A r LI 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 10 40 100 400 1k 4k 10k 40k 100k TIME us FREQUENCY Hz Figure 18 Total harmonic distortion versus frequency z 1 o E 0 4 Veo H 18V o A z to 0 1 Vo rms 6V A a o o 004k Tome 25 C ze Q 0 01 m m 0 004 lt E 0 001 D 100 400 k 4k 10k 40k 100k FREQUENCY Hz ky Doc ID 2153 Rev 3 7 15 Parameter measurement information LF253 LF353 4 Parameter measurement information Figure 19 V
5. 100 pA S Tmin lt Tamb S Tmax 4 nA i Input bias current 1 20 200 pA Tisa Ss 20 nA L ignal volt in Ry 2kQ Vg x10V 2 Ava arge signal voltage gain RL O Vo 10V 50 00 V mV Tmin m Tamb S Tmax 25 SVR Supply voltage rejection ratio Rg 10kQ 80 86 dB Tmin lt Tamb lt Tmax 80 Supply current no load 1 4 32 lec mA Tmin lt Tamb S Tmax 3 2 11 15 Vicom Input common mode voltage range 42 V CMR Common mode rejection ratio Rg 10kQ 70 86 dB Tmin S Tamb lt Tmax 70 Output short circuit current 10 40 60 los mA Tmin Tamb lt Tmax 10 60 Output voltage swing D 2kQ 10 12 RL 10kQ 12 13 5 SE M M n min gt amb max R 2kQ 10 RL 10kQ 12 SR Slew rate V 10V RL 2kO C 100pF unity gain 12 16 V us r Rise time V 20mV R 2k C 100pF unity gain 0 1 ys Kov Overshoot V 20mV R 2kQ C 100pF unity gain 10 GBP Gain bandwidth product f 100kHz Vin 10mV R 2kQ C 100pF 2 5 4 MHz R Input resistance 1012 Q THD 7 harmonic distortion f 1kHz A 20dB R 2kQ C 100pF 0 01 o 2Vpp Equivalent input noise voltage 15 nV s Rg 1000 f 1KHz YAZ Om Phase margin 45 Degrees Vo1 Vo2 Channel separation A 100 120 dB 1 The input bias currents are junction leakage currents which approximately double for every 10 C increase in the junction temperature 4 15 Doc ID 2153 Rev 3 ky LF253 LF353 Electrical characteristics
6. Q Output 100 2 30k P b l q 6 9 8 2k a a a A al 1 3k 35k 18k 35k 1000 hd hd hd Offset Null1 Offset Null2 Doc ID 2153 Rev 3 LF253 LF353 Absolute maximum ratings and operating conditions 2 Absolute maximum ratings and operating conditions Table 1 Absolute maximum ratings Symbol Parameter Value Unit Voc Supply voltage 18 V Vi Input voltage 15 V Vid Differential input voltage 30 V Thermal resistance junction to ambient Furia SO 8 125 C W DIP8 85 Thermal resistance junction to case Rinjo S0 8 40 C W DIP8 41 Output short circuit duration Infinite Tstg Storage temperature range 65 to 150 C HBM human body model 1 kV ESD MM machine model 200 V CDM charged device model 1 5 kV 1 All voltage values except differential voltage are with respect to the zero reference level ground of the supply voltages where the zero reference level is the midpoint between Vcc and Vec a PEN that the dissipation rating is not exceeded Short circuits can cause excessive heating and destructive dissipation Values are typical Differential voltages are the non inverting input terminal with respect to the inverting input terminal The magnitude of the input voltage must never exceed the magnitude of the supply voltage or 15 volts whichever is less The output may be shorted to ground or
7. any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein UNLESS OTHERWISE SET FORTH IN ST S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION OR INFRINGEMENT OF ANY PATENT COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT UNLESS EXPRESSLY APPROVED IN WRITING BY AN AUTHORIZED ST REPRESENTATIVE ST PRODUCTS ARE NOT RECOMMENDED AUTHORIZED OR WARRANTED FOR USE IN MILITARY AIR CRAFT SPACE LIFE SAVING OR LIFE SUSTAINING APPLICATIONS NOR IN PRODUCTS OR SYSTEMS WHERE FAILURE OR MALFUNCTION MAY RESULT IN PERSONAL INJURY DEATH OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE ST PRODUCTS WHICH ARE NOT SPECIFIED AS AUTOMOTIVE GRADE MAY ONLY BE USED IN AUTOMOTIVE APPLICATIONS AT USER S OWN RISK Resale of ST products with provisions different from the statements and or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever any liability of ST ST and the ST logo are trademarks or registered trademarks of ST in various countries Informatio
8. 125 C iE ot nfa 2 x 0 z 0 m 10k 40k 100k 400k 1M 4M 10M x 75 50 25 0 25 50 75 50 125 FREQUENCY Hz TEMPERATURE C Figure 6 Maximum peak to peak output Figure 7 Maximum peak to peak output voltage versus load resistance voltage versus supply voltage h E gt 30 e 3 gt R 10 ka x aa uk m 25 C T lt uz ui gt 20 a 06 05 15 ors K2 KO lt 3 10 as WS 5 2 2 z x 0102 04 071 2 4 7 10 0 2 4 6 8 10 12 14 16 LOAD RESISTANCE kQ SUPPLY VOLTAGE V ky Doc ID 2153 Rev 3 5 15 Electrical characteristics LF253 LF353 Figure 8 Input bias current versus free air Figure 9 Large signal differential voltage temperature amplification versus free air temp 100 1000 E 400 E ES 200 LU Oz 100 T gt Ze 40 o ES 20 m n 10 E voc 15V GE 4 E Va 10V a LT 2 R 2ko D lt 4 I I 50 25 0 25 50 75 100 125 75 50 25 0 25 50 75 100 125 TEMPERATURE C TEMPERATURE C Figure 10 Large signal differential voltage Figure 11 Total power dissipation versus free amplification and phase shift versus frequency
9. 14 1 52 1 78 0 045 0 060 0 070 c 0 20 0 25 0 36 0 008 0 010 0 014 D 9 02 9 27 10 16 0 355 0 365 0 400 7 62 7 87 8 26 0 300 0 310 0 325 E1 6 10 6 35 7 11 0 240 0 250 0 280 e 2 54 0 100 eA 7 62 0 300 eB 10 92 0 430 L 2 92 3 30 3 81 0 115 0 130 0 150 Doc ID 2153 Rev 3 11 15 Package information LF253 LF353 6 2 12 15 SO 8 package information Figure 23 SO 8 package mechanical drawing DI 4 Y ry gt 3 88 als iL ol 9 5 gt 3 EE Table 5 SO 8 package mechanical data Dimensions Ref Millimeters Inches Min Typ Max Min Typ Max A 1 75 0 069 Al 0 10 0 25 0 004 0 010 A2 1 25 0 049 b 0 28 0 48 0 011 0 019 0 17 0 23 0 007 0 010 D 4 80 4 90 5 00 0 189 0 193 0 197 5 80 6 00 6 20 0 228 0 236 0 244 E1 3 80 3 90 4 00 0 150 0 154 0 157 e 1 27 0 050 h 0 25 0 50 0 010 0 020 L 0 40 1 27 0 016 0 050 L1 1 04 0 040 k 1 8 1 8 ccc 0 10 0 004 Doc ID 2153 Rev 3 d LF253 LF353 Ordering information 7 Ordering information Table 6 Order codes Order code Temperature Package Packing Marking range LF253N DIP8 Tube LF253N LF253D 40 C 105 C SO 8 577 253 LF253DT Tape amp reel LF353N DIP8 Tube LF353N LF353D 0 C 70 C SO 8 Tube or 353 LF353DT Tape amp reel Doc ID 2153 Rev 3 13 15 Revision histo
10. n in this document supersedes and replaces all information previously supplied The ST logo is a registered trademark of STMicroelectronics All other names are the property of their respective owners 2010 STMicroelectronics All rights reserved STMicroelectronics group of companies Australia Belgium Brazil Canada China Czech Republic Finland France Germany Hong Kong India Israel Italy Japan Malaysia Malta Morocco Philippines Singapore Spain Sweden Switzerland United Kingdom United States of America www st com ky Doc ID 2153 Rev 3 15 15
11. oltage follower Figure 20 Gain of 10 inverting amplifier 8 15 R 2ka 1kQ 10 KQ Doc ID 2153 Rev 3 R C 100 pF LF253 LF353 Typical application 5 Typical application Figure 21 Quadruple oscillator 88 4kQ 18 kQ 1N 4148 Be 18pF 18pF 4 2 88 4kQ LF353 M 7 L 1 2 gt LF353 gt 4 sin Ot 18pF L 18k0 88 4k0 1N 4148 l 15V Doc ID 2153 Rev 3 9 15 Package information LF253 LF353 6 Package information In order to meet environmental requirements ST offers these devices in different grades of ECOPACK packages depending on their level of environmental compliance ECOPACK specifications grade definitions and product status are available at www st com ECOPACK is an ST trademark 10 15 Doc ID 2153 Rev 3 ky LF253 LF353 Package information 6 1 x DIP8 package information Figure 22 DIP8 package mechanical drawing ge y 860 3NVId 39nv9 Table 4 DIP8 package mechanical data Dimensions Ref Millimeters Inches Min Typ Max Min Typ Max A 5 33 0 210 A1 0 38 0 015 A2 2 92 3 30 4 95 0 115 0 130 0 195 b 0 36 0 46 0 56 0 014 0 018 0 022 b2 1
12. ry LF253 LF353 8 Revision history Table 7 Document revision history Date Revision Changes 01 Mar 2001 1 Initial release Updated document format Removed information concerning military temperature range 08 Sep 2008 2 LF153 Added L1 parameter dimensions in Table 5 SO 8 package mechanical data Corrected error in Table 6 Order codes LF253N LF253D LF353N and LF353D proposed in tube packing 25 Mar 2010 3 d 14 15 Doc ID 2153 Rev 3 LF253 LF353 Please Read Carefully Information in this document is provided solely in connection with ST products STMicroelectronics NV and its subsidiaries ST reserve the right to make changes corrections modifications or improvements to this document and the products and services described herein at any time without notice All ST products are sold pursuant to ST s terms and conditions of sale Purchasers are solely responsible for the choice selection and use of the ST products and services described herein and ST assumes no liability whatsoever relating to the choice selection or use of the ST products and services described herein No license express or implied by estoppel or otherwise to any intellectual property rights is granted under this document If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services or
13. to either supply Temperature and or supply voltages must be limited to ensure 6 Human body model a 100 pF capacitor is charged to the specified voltage then discharged through a 1 5 KQ resistor between two pins of the device This is done for all couples of connected pin combinations while the other pins are floating 7 Machine model a 200 pF capacitor is charged to the specified voltage then discharged directly between two pins of the device with no external series resistor internal resistor lt 5 This is done for all couples of connected pin combinations while the other pins are floating 8 Charged device model all pins and the package are charged together to the specified voltage and then discharged directly to the ground through only one pin This is done for all pins Table 2 Operating conditions Symbol Parameter LF253 LF353 Unit Vec Supply voltage 6 to 36 V Toper Operating free air temperature range 40 to 105 0 to 70 C x Doc ID 2153 Rev 3 3 15 Electrical characteristics LF253 LF353 3 Electrical characteristics Table 3 Electrical characteristics at Vcc 15 V Tamb 25 C unless otherwise specified Symbol Parameter Min Typ Max Unit Input offset volt R 10kQ 10 Vig nput offset voltage R 10k 3 mV Tmin lt Tamb lt Tmax 13 DVio Input offset voltage drift 10 HV C Input offset current 1 5

ST LF253 LF353 Wide bandwidth dual JFET operational amplifiers handbook

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