Difference between revisions of "Intensify Nx50"
From Granite Devices Knowledge Wiki
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*2.5..13 V = pulse low | *2.5..13 V = pulse low | ||
|| V || Pulse is 3.3V, 5V and 12V logic compatible. Pulse high outputs current defined by setpoint, pulse low outputs current 0.035*setpoint. | || V || Pulse is 3.3V, 5V and 12V logic compatible. Pulse high outputs current defined by setpoint, pulse low outputs current 0.035*setpoint. | ||
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| Reliability MTBF || 1.5 || 10<sup>6</sup> Hrs || Per Bellcore TR-332 50% stress, T<sub>amb</sub> = 40 °C | | Reliability MTBF || 1.5 || 10<sup>6</sup> Hrs || Per Bellcore TR-332 50% stress, T<sub>amb</sub> = 40 °C | ||
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| + | |ESD protection|| Exceeds ESD Protection to IEC61000-4-2 Level 4, ±12 kV Contact Discharge||||All I/O lines | ||
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Revision as of 23:59, 5 June 2014
| Intensify Nx50 | |
|---|---|
| 280px | |
| Device type | Laser diode driver |
| Control modes | Current control |
| Status | Prototypes |
| Electrical | |
| DC supply voltage | 11-13 VDC |
| Output current range | 0.1 - 50A × number of stacked boards |
| Setpoint signals | Analog reference for current control, Digital signals for enable & pulsing |
| Feedback devices | On-board current & voltage sensing |
| Protections | Over temperature, under voltage, short circuit, laser diode protection |
| LD forward voltage | 0.8 .. 5.5 VDC |
| Ripple current (typ @ 50A) | 0.2A RMS, 1.25A pk-pk |
| General | |
| Dimensions | 94×77.5×17 mm |
| Configuration tool | No software tools needed |
| Web site | |
Contents
Technical specifications
Power
| Property | Value | Units | Remarks |
|---|---|---|---|
| Supply voltage | 12 +/- 1 | V | |
| Supply current | 0.1 - 24 | A | Depends on output power |
| Max output power | 275 | W | 50A @ 5.5V |
| Output voltage | 0.5 - 5.5 | V | Determined by laser diode voltage drop |
| Output current | 0 - 50 | A | Continuous rating |
| Efficiency | 95 | % | Efficiency when Io > 20A and Vo > 5V |
Intensify Nx 50 is a stackable constant current laser diode bar driver delivering up to 150A CW current. Parallel capability allows stacking multiple Intensify boards to scale up the power. Intensify is intended for OEM applications such as fiber laser pumping, laser tooling and laser diode burn-in.
Inputs/outputs
| Property | Value | Units | Remarks |
|---|---|---|---|
| Current setpoint voltage | 0..10 | V | 0..10 V sets LD current between 0..50 A |
| Current setpoint input impedance | 50k | Ω | Differential input |
| Current monitor output voltage | 0..10 | V | 0..10 V represents LD current between 0..50 A |
| Current monitor output impedance | 200 | Ω | |
| Voltage monitor output voltage | 0..5.5 | V | Represents LD voltage drop 1:1 |
| Voltage monitor output impedance | 200 | Ω | |
| Enable input voltage |
|
V | Enable is 3.3V, 5V and 12V logic compatible |
| Pulse input voltage |
|
V | Pulse is 3.3V, 5V and 12V logic compatible. Pulse high outputs current defined by setpoint, pulse low outputs current 0.035*setpoint. |
Mechanical & environmental
| Property | Value | Units | Remarks |
|---|---|---|---|
| Dimensions | 94×77.5×17 | mm | W×H×D |
| Operating temperature range | -40..85 | °C | Non condensing. Output rating may derate at high temperature without forced convection |
| Reliability MTBF | 1.5 | 106 Hrs | Per Bellcore TR-332 50% stress, Tamb = 40 °C |
| ESD protection | Exceeds ESD Protection to IEC61000-4-2 Level 4, ±12 kV Contact Discharge | All I/O lines |
