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AN3093 Datasheet(PDF) 4 Page - STMicroelectronics

Part # AN3093
Description  ALTAIR05T-800 5 W wide range CV-CC optoless adapter demonstration board
PDF  29 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN3093 Datasheet(HTML) 4 Page - STMicroelectronics

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List of figures
AN3093
4/29
Doc ID16539 Rev 1
List of figures
Figure 1.
Demonstration board picture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Figure 2.
Electrical schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 3.
PCB: top side and through-hole components(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 4.
PCB: bottom side and SMD components(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 5.
Electrical schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 6.
Side view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 7.
Bottom side view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 8.
PCB hole dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 9.
Efficiency vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 10.
No-load consumption score chart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 11.
Normal operation at full load, at 115 VAC and 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 12.
Normal operation in CC mode with VOUT = 3 V, at 115 VAC and 230 VAC . . . . . . . . . . . . . 16
Figure 13.
Short-circuit at 115 VAC and 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 14.
Normal operation at no-load, at 115 VAC and 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 15.
Startup at no-load, at 115 VAC and 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 16.
Startup at full load, at 115 VAC and 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 17.
Output characteristic at 115 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 18.
Output characteristic at 230 VAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 19.
Output characteristic without cable drop compensation: RCABLE = 0.32 Ω
and R5 = 10 kΩ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 20.
Output characteristic with cable drop compensation: RCABLE = 0.32 Ω
and R5 = 10 kΩ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 21.
Voltage control principle: internal schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 22.
Current control principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 23.
Constant current operation: switching cycle waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 24.
Feed-forward compensation: internal schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 25.
CDC compensation: external configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27



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