| 1B21 | Analog Devices | Isolated, Loop-Powered Voltage-to-Current Converter |
| 1B21AN | Analog Devices | Isolated, Loop-Powered Voltage-to-Current Converter |
| 1B22 | Analog Devices | Programmable, Isolated Voltage-to-Current Converter |
| 1B22AN | Analog Devices | Programmable, Isolated Voltage-to-Current Converter |
| 1B31 | Analog Devices | Wide Bandwidth Strain Gage Signal Conditioner |
| 1B31AN | Analog Devices | Wide Bandwidth Strain Gage Signal Conditioner |
| 1B31SD | Analog Devices | Wide Bandwidth Strain Gage Signal Conditioner |
| 1B32 | Analog Devices | Bridge Transducer Signal Conditioner |
| 1B32AN | Analog Devices | Bridge Transducer Signal Conditioner |
| 1B41 | Analog Devices | Isolated RTD Signal Conditioner |
| 1B41AN | Analog Devices | Isolated RTD Signal Conditioner |
| 1B41BN | Analog Devices | Isolated RTD Signal Conditioner |
| 1B51 | Analog Devices | Isolated mV/Thermocouple Signal Conditioner |
| 1B51AN | Analog Devices | Isolated mV/Thermocouple Signal Conditioner |
| 1B51BN | Analog Devices | Isolated mV/Thermocouple Signal Conditioner |
| 1BQ20 | International Rectifier | 20V 1A Schottky BRIDGE Diode in a D-70 (Bridge) package |
| 1BQ40 | International Rectifier | 40V 1A Schottky BRIDGE Diode in a D-70 (Bridge) package |