ZHCSV99C February 1997 – October 2024 XTR105
PRODUCTION DATA
| PIN | TYPE | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| B (Base) | 9 | Output | Base connection for external transistor |
| E (Emitter) | 8 | Input | Emitter connection for external transistor |
| IO | 7 | Output | Regulated 4mA to 20mA current loop output |
| IR1 | 1 | Output | 800µA reference current output, channel 1 |
| IR2 | 14 | Output | 800µA reference current output, channel 2 |
| IRET | 6 | Input | Local ground return pin for VREG, VLIN, IR1, and IR2 |
| NC | 5 | — | Not internally connected |
| RG | 3, 4 | — | Input stage gain setting pins. The resistance RG between pins 3 and 4 sets the gain of the voltage-to-current transfer function |
| V+ | 10 | Power | Loop power supply |
| VIN– | 2 | Input | Negative (inverting) differential voltage input |
| VIN+ | 13 | Input | Positive (noninverting) differential voltage input |
| VLIN | 12 | Output | Linearity correction voltage output |
| VREG | 11 | Output | 5.1V regulator voltage output |