LMR1802G-LBTR ROHM

Datasheet Operational Amplifier Low Noise, Low Input Offset Voltage CMOS Operational Amplifier LMR1802G-LB General Description Key Specifications This is the product guarantees long time support in Input Offset Voltage: 5 V(Typ) Industrial market. And it is suitable for usage of industrial Input Referred Noise Voltage Density applications. f=10Hz: 7.8 nV/Hz(Typ) f=1kHz: 2.9 nV/Hz(Typ) Input Common Mode Voltage Range: LMR1802G-LB precision single CMOS operational V to V -1.0 V amplifier features low noise, low input offset voltage and SS DD Input Bias Current: 0.5 pA(Typ) low input bias current that are suitable for equipment Operating Supply Voltage Range operating from battery power and using sensors that an Single Supply: 2.5 V to 5.5 V amplifier. Dual Supply: 1.25 V to 2.75 V Operating Temperature Range: -40 C to +125 C Features Package W(Typ) x D(Typ) x H(Max) Long Time Support Product for Industrial Applications. SSOP5 2.90 mm x 2.80 mm x 1.25 mm Low Input-Referred Noise Voltage Density Driving High Capacitive Load Full-Swing Output Applications Industrial Equipment Sensor Amplifiers Battery-powered Equipment Current Monitoring Amplifier ADC front ends, Buffer Amplifier Photodiode Amplifier Amplifiers SSOP5 Typical Application Circuit C = 10 pF F R = 10 k F VDD=+2.5 V R = 100 IN = VIN OUT VSS=-2.5 V Product structure : Silicon integrated circuit This product has no designed protection against radioactive rays www.rohm.com TSZ02201-0GMG2G501020-1-2 2018 ROHM Co., Ltd. All rights reserved. 1/19 TSZ22111 14 001 31.Oct.2018 Rev.003 LMR1802G-LB Pin Configuration 1 5 +IN VDD + 2 VSS - 4 3 -IN OUT (TOP VIEW) Pin Description Pin No. Pin Name Function 1 +IN Non-inverting input 2 VSS Negative power supply / Ground 3 -IN Inverting input 4 OUT Output 5 VDD Positive power supply Block Diagram 5 VDD VDD 1 5 +IN Iref + 2 VSS OPAMP - OUT 3 4 OUT -IN Description of Blocks 1. OPAMP: This block includes a full-swing output operational amplifier with class-AB output circuit and low-noise-ground-sense differential input stage. 2. Iref: This block supplies reference current to operate OPAMP block. www.rohm.com TSZ02201-0GMG2G501020-1-2 2018 ROHM Co., Ltd. All rights reserved. 2/19 TSZ22111 15 001 31.Oct.2018 Rev.003