MIC6251BM5

MIC6251/6252 Micrel MIC6251/6252 IttyBitty™ GainBlock™ Amplifiers Final Information General Description Features The MIC6251 and MIC6252 are IttyBitty™ GainBlock™ amplifiers for use as follows: • • • • • • MIC6251 ................................ +2, +1, –1 gain amplifier MIC6252 .................................. +0.5, +1 gain amplifier; average value amplifier The MIC6251 and MIC6252 amplifiers operate from 4V to 32V. Both can use single or split supplies. These amplifiers feature internal, well-matched, gain-setting resistors and an input common-mode range that includes the negative supply (ground). 4V to 32V operation Small footprint package Internally compensated 2MHz bandwidth 6V/µs typical slew rate Short circuit protected Applications • Analog building blocks • Summing amplifier • Gain block The MIC6251/2 is available in the tiny SOT-23-5 surface mount package. Ordering Information Part Number Marking Temperature Range Package MIC6251BM5 A51 –40°C to +85°C SOT-23-5 MIC6252BM5 A52 –40°C to +85°C SOT-23-5 Functional Configuration IN+ V– OUT IN+ V– OUT 3 2 1 3 2 1 20k 20k 20k 20k 20k 20k 20k 20k 4 5 4 5 IN– V+ IN– V+ MIC6251 MIC6252 Pin Configuration IN+ 3 Part Number Identification MIC6251BM5 A51 MIC6252BM5 A52 V– OUT 2 1 Part Identification Axx 4 5 IN– V+ SOT-23-5 (M5) IttyBitty and GainBlock are a trademarks of Micrel, Inc. Micrel, Inc. • 1849 Fortune Drive • San Jose, CA 95131 • USA • tel + 1 (408) 944-0800 • fax + 1 (408) 944-0970 • http://www.micrel.com July 1998 1 MIC6251/6252 MIC6251/6252 Micrel Pin Description Pin Number Pin Name Pin Function 1 OUT 2 V– Negative Supply: Negative supply for split supply application or ground for single supply application. 3 IN+ Noninverting Input: See “Electrical Characteristics: Note 1.” 4 IN– Inverting Input: See “Electrical Characteristics: Note 1.” 5 V+ Positive Supply Amplifier Output Absolute Maximum Ratings Operating Ratings Supply Voltage (VV+ – VV–) ............................. 36V or ±18V Differential Input Voltage (VIN+ – VIN–) ....................... ±36V Input Voltage (VIN+, VIN–) ........................ VV– – 0.3V to VV+ Output Short Circuit Current Duration ...............................∞ Junction Temperature (TJ) ........................................ 150°C Storage Temperature (TS) ....................... –65°C to +150°C Lead Temperature (soldering, 10 sec.) ..................... 260°C ESD, Note 4 ............................................................... [TBD] Supply Voltage .................................................... 4V to 32V Ambient Temperature Range ..................... –40°C to +85°C SOT-23-5 Thermal Resistance (θJA) ..................... 325°C/W Electrical Characteristics (Differential Supply) VV+ = +15V, VV– = –15V; VCM = 0V, Note 1; TA = 25°C, bold values indicate –40°C ≤ TA ≤ +85°C, TA = TJ; unless noted. Symbol Parameter Condition GE Gain Error GNL Min Typ Max Units MIC6251: AV = 2, VO = ±10V MIC6252: AV = 0.5, VO = ±10V 0.3 0.3 0.5 0.5 % % Gain Non-linearity MIC6251: AV = 2, VO = ±10V MIC6252: AV = 0.5, VO = ±10V 0.01 0.01 VOS Offset Voltage MIC6251: Referred to output MIC6252: Referred to output TCVOS Average Offset Drift 7 IB Input Bias Current 50 VCM Input Voltage Range, Differential 4 2 14 7 mV mV µV/°C 250 nA ±25 V ±13.5 ±13.8 V Note 3 Input Volt. Range, Common Mode % % CMRR Common Mode Rejection Ratio ∆VCM = 27V, –13.5V to +13.5V 65 100 dB PSRR Power Supply Rejection Ratio ∆VS = 25V, ±15V to ±2.5V 65 110 dB VOUT Maximum Output Voltage Swing RL = 2k ±12.5 ±14 V BW Bandwidth 2 MHz SR Slew Rate 6 V/µs IS Supply Current 1.3 2.0 mA General Note : Devices are ESD protected; however, handling precautions are recommended. Note 1: IN+ and IN– pins on the MIC6252 are interchangeable. Note 2: Gain setting resistors are ratio-matched but have a ±20% absolute tolerance Note 3: Limit input current to 1mA. Note 4: Human body model, 1.5k in series with 100pF. MIC6251/6252 2 July 1998 MIC6251/6252 Micrel Typical Characteristics 1.5 1.3 1.2 1.1 TA = 25°C 0.5 0 GAIN (dB) 0 V = ±15V G = +2 S TA = 25°C G = +1 -5 -10 -15 -20 -25 0.01 0.1 1 10 FREQUENCY (MHz) 100 PEAK-TO-PEAK OUTPUT VOLTAGE (V) 10 S TA = 25°C PSRR (dB) 110 100 +PSRR 90 80 -PSRR 70 60 50 0.001 0.01 0.1 1 10 FREQUENCY (kHz) July 1998 100 SHORT CIRCUIT CURRENT (mA) V = ±15V 120 60 50 40 VS = ±15V 30 30 20 -40 -20 0 20 40 60 80 100 TEMPERATURE (°C) Undistorted Output Swing vs. Frequency Common-Mode Rejection Ratio vs. Frequency 0 5 10 15 20 25 SUPPLY VOLTAGE (V) 30 VS = ±15V RL = 2k G = +2 TA = 25°C 25 20 15 10 5 0 10 Power Supply Rejection Ratio vs. Frequency 130 70 1.0 1.0 -40 -20 0 20 40 60 80 100 TEMPERATURE (°C) MIC6251 Gain vs. Frequency Input Bias Current vs. Temperature INPUT BIAS CURRENT (nA) VS = ±15V SUPPLY CURRENT (mA) SUPPLY CURRENT (mA) 1.4 5 Supply Current vs. Supply Voltage 65 110 100 CMRR (dB) Supply Current vs. Temperature VS = ±15V G = +2 TA = 25°C 90 80 70 60 100 1000 3000 FREQUENCY (kHz) 50 0.01 0.1 1 10 100 FREQUENCY (kHz) 1000 Short Circuit Current vs. Temperature VS = ±15V 60 55 50 45 40 -40 -20 0 20 40 60 80 100 TEMPERATURE (°C) 3 MIC6251/6252 MIC6251/6252 Micrel MIC6251 Large-Signal Transient Response MIC6251 Large-Signal Transient Response VS = ±15V RL = 2k CL = 10pF G = +2 +10V VS = ±15V RL = 2k CL = 10pF G = +1 +10V GND GND –10V –10V 2µs/DIV 2µs/DIV MIC6251 Large-Signal Transient Response MIC6252 Large-Signal Transient Response VS = ±15V RL = 2k CL = 10pF G = –1 VS = ±15V RL = 2k CL = 10pF G = 0.5 +5V +10V GND GND –10V –5V 2µs/DIV 2µs/DIV MIC6251 Small-Signal Transient Response VS = ±15V RL = 2k CL = 100pF G = +2 +100mV GND –100mV 500ns/DIV MIC6251/6252 4 July 1998 MIC6251/6252 Micrel MIC6251/2 0.1Hz to 10Hz Noise Gain = +1 MIC6251/2 Wideband Noise Gain +1 VS = ±15V NOISE VOLTAGE (5µV/DIV) NOISE VOLTAGE (4µV/DIV) VS = ±15V 1s/DIV July 1998 5ms/DIV 5 MIC6251/6252 MIC6251/6252 Micrel Functional Configurations Figures 1 through 6 illustrate basic MIC6251 and MIC6252 GainBlock™ configurations. +4V to +32V V+ 5 MIC6251 20k VIN IN+ OUT 3 1 20k VOUT = 2VIN IN– 4 20k 20k V– 2 Figure 1. MIC6251 AV = 2 Amplifier +4V to +32V V+ 5 MIC6251 20k VIN IN+ OUT 3 1 20k VOUT = VIN IN– 4 20k 20k V– 2 Figure 2. MIC6251 Voltage Follower +2V to +16V V+ 5 MIC6251 20k IN+ 3 OUT 1 20k VIN VOUT = –VIN IN– 4 20k GND 20k V– 3 2 –2V to –16V Figure 3. MIC6251 Inverting Unity-Gain Circuit MIC6251/6252 6 July 1998 MIC6251/6252 Micrel +4V to +32V V+ 5 MIC6252 VIN IN+ 3 20k OUT 1 IN– VOUT = 20k 20k VIN 2 4 20k V– 2 Figure 4. MIC6252 AV = 0.5 Amplifier +4V to +32V V+ 5 MIC6252 VIN IN+ 3 20k OUT 1 IN– VOUT = VIN 20k 20k 4 20k V– 2 Figure 5. MIC6252 Voltage Follower +4V to +32V V+ 5 MIC6252 VIN1 IN+ 3 20k OUT 1 VIN2 IN– 20k 20k VOUT = VIN1 + VIN2 2 4 20k V– 2 Figure 6. MIC6252 Voltage Averager July 1998 7 MIC6251/6252 MIC6251/6252 Micrel Package Information 1.90 (0.075) REF 0.95 (0.037) REF 1.75 (0.069) 1.50 (0.059) 3.00 (0.118) 2.60 (0.102) DIMENSIONS: MM (INCH) 1.30 (0.051) 0.90 (0.035) 3.02 (0.119) 2.80 (0.110) 0.20 (0.008) 0.09 (0.004) 10° 0° 0.15 (0.006) 0.00 (0.000) 0.50 (0.020) 0.35 (0.014) 0.60 (0.024) 0.10 (0.004) SOT-23-5 (M5) MICREL INC. 1849 FORTUNE DRIVE TEL + 1 (408) 944-0800 FAX SAN JOSE, CA 95131 + 1 (408) 944-0970 WEB USA http://www.micrel.com This information is believed to be accurate and reliable, however no responsibility is assumed by Micrel for its use nor for any infringement of patents or other rights of third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent right of Micrel Inc. © 1998 Micrel Incorporated MIC6251/6252 8 July 1998