EEZ DIB MIO168 AFE1
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Current version |
r1B3 |
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Status |
Work in progress |
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PCB manufactured |
r1B3 |
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PCB assembled |
r1B3 |
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BOM |
– |
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File repository |
– |
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License |
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Contributions |
Fig. 1: AFE1 r1B3 prototype
Feature list
The EEZ DIB 4-channel Hi-voltage / Hi-current AFE for MIO168 module
- 24-bit 4-channel simultaneous sampling ADC with SPI
- 2 x Hi-voltage channels featuring 3 measurement ranges (±2.4 V, ±12 V, ±240 V), and one current range (±240 mA)
- 2 x Hi-current channels, featuring 3 measurement ranges (±24 mA, ±1 A, ±10 A) and 2 voltage ranges (±2.4 V, ±15 V)
- Latching relays for lower continuous power consumption
- On-board ±2.5 V low noise LDOs
- Dimensions: 141.5 x 68.5 mm, 4-layer PCB
Fig. 2: AIN#1 three range hi-voltage / two range lo-current input, latching relays driver
Fig. 3: AIN#2 three range hi-voltage / two range lo-current input
Fig. 4: AIN#3 three range hi-current / two range lo-voltage input
Fig. 5: AIN#4 three range hi-current / two range lo-voltage input
Fig. 6: 4-channel 24-bit simultaneous ADC, Low noise LDOs
