Ferrite core GA3172-AL Transformer for Isolated AC LED driver
Description:
• Developed specifically for Microchip Technology’s
Isolated AC LED driver to operate with PIC16HV785 CMOS
Microcontroller and MCP1402 Gate Driver
• Universal ac input; 20 V, 0.7 A output; Operates at 125 kHz
• 3000 Vrms, one minute isolation from the primary and bias
to the secondary winding
• Bias winding supplies 12 V to power the microprocessor
Core material Ferrite
Terminations RoHS tin-silver over tin over copper clad steel. Other
terminations available at additional cost.
Weight 11.7 g
Ambient temperature –40°C to +85°C
Storage temperature Component: –40°C to +85°C.
Packaging: –40°C to +80°C
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Part number | Power (W) | L at 0 A ±10% (μH) | L at Ipk min (μH) | DCR max (Ohms) | Leakage L max (μH) | Turns ratio | Ipk (A) | Output | |||||
pri | sec | bias | pri : sec | pri : bias | |||||||||
GA3172-AL | 14 | 500 | 450 | 0.675 | 0.245 | 0.325 | 8.25 | 1 : 0.214 | 1 : 0.131 | 0.78 | 20 V, 0.7 A230 |
Ferrite core GA3172-AL Transformer for Isolated AC LED driver
Shape and Dimensions: