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MA5519-AL Planar Transformer

for TI LM5045 based 720 W Power Converter

RoHS compliant
  • Designed for Texas Instruments PMP9219 720 Watt Power Converter
  • Listed as T2 on Texas Instruments BOM-PMP9219
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Typical Application

Works with Texas Instruments LM5045

Input Voltage Output Power Fsw
36 V 75 V 12 V , 60 A 720 W 300 kHz


Electrical specifications at 25°C.

Part number
(Hover for schematics)
at 0A (µH) 1
(Tolerance: ±30%)
DCR max (mΩ) 2 Leakage
max (µH) 3
Turns Ratio Isolation
Voltage (Vrms) 4
Pri Sec Aux1 Aux2 Pri : Sec : Aux1 : Aux2
MA5519-AL 190.8 5.0 1.5 178 178 0.13 1 : 0.67 : 0.33 : 0.66 1500
  1. Inductance is measured at 300 kHz, 1.0 Vrms, 0 Adc.
  2. DCR at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
  3. Leakage inductance is for the primary, measured with the secondary shorted.
  4. 1500 Vrms, one minute primary to secondary isolation (Hipot).


  • RoHS-compliant. 260°C compatible. Matte tin over nickel over brass terminations.
RoHS compliant
Ambient temperature range:
−40°C to +125°C
Storage temperature range:
Component: −40°C to +125°C
Tray packaging: −40°C to +80°C
Maximum part temperature:
+150°C (Ambient + temperature rise)
Failures in Time (FIT) / Mean Time Between Failures (MTBF):
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332



Physical characteristics


General specification

Core Material:
53.9 g
16 per tray


Moisture Sensitivity Level (MSL):
1 (unlimited floor life at <30°C / 85% relative humidity)
Resistance to soldering heat:
Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles
Refer to Soldering Coilcraft Components before soldering.
PCB Washing:
Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info.

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