LMR321G
LMR™ Series, Ground Sense Low Power General Purpose Operational Amplifier

LMR321, LMR358 and LMR324 are single, dual and quad low voltage operational amplifier with output full swing. LMR321, LMR358 and LMR324 are the most effective solutions for applications where low supply current consumption and low voltage operation.

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Product Detail

 
Part Number | LMR321G-GTR
Status | Recommended
Package | SSOP5
Unit Quantity | 3000
Minimum Package Quantity | 3000
Packing Type | Taping
RoHS | Yes

Specifications:

Grade

Standard

Power supply (Min.) [V] (+5V=5, +/-5V=10)

2.7

Power supply (Max.) [V] (+5V=5, +/-5V=10)

5.5

Channel

1

Circuit Current (Typ.) [mA]

0.13

Input Offset Voltage (Max.) [mV]

4.0

Input Bias Current (Typ.) [nA]

15.0

Slew Rate (Typ.) [V/µS]

1.0

Input Voltage Range [V]

VSS to VDD-0.8

Output Voltage Range [V]

VSS+0.08 to VDD-0.04

Voltage gain (Typ.) [dB]

110.0

Equivalent input noise voltage (Typ.) [nV/√Hz]

39.0

Output current (Typ.) [mA]

13.0

CMRR (Typ.) [dB]

90.0

PSRR (Typ.) [dB]

90.0

GBW (Typ.) [MHz]

3.0

Operating Temperature (Min.) [°C]

-40

Operating Temperature (Max.) [°C]

85

Package Size [mm]

2.9x2.8 (t=1.25)

Features:

・ Operable with low voltage
・ Input Ground Sense, Output Full Swing
・ High open loop voltage gain
・ Low supply current
・ Low input offset voltage

Design Resources

 

Technical Articles

Schematic Design & Verification

  • Low-Side Current Sensing Circuit Design
  • Op-Amp / Comparator Tutorial
  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • What Is Thermal Design
  • Basics of Thermal Resistance and Heat Dissipation
  • Method for Calculating Junction Temperature from Transient Thermal Resistance Data
  • Thermal Resistance

Tools

Models

  • LMR321G SPICE Model

2D/3D/CAD

  • SSOP5 Footprint / Symbol

Packaging & Quality

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)