SMT Power Inductors
High Current Molded Power Inductor - PA4344.XXXNLT & PM4344.XXXNLT Series
1. Actual temperature of the component during system operation (ambient plus
5. The part temperature (ambient+temp rise) should not exceed 125�C under worst
temperature rise) must be within the standard operating range.
case operating conditions. Circuit design, PCB trace size and thickness, airflow and
2. The saturation current 1 is the current at which the initial inductance drops ap-
other cooling provisions all affect the part temperature. Part temperature should be
proximately 30% at the stated ambient temperature. This current is determined by
verified in the end application.
placingthe component in the specified ambient environment and applying a short 6. Parts shown in bold are standard catalog parts and are available through sample
duration pulse current (to eliminate self-heating effect) to the component.
stock and distribution. Parts in lighter font are available but are not necessarily held
3. The saturation current 2 is the current at which the initial inductance drops approxi-
in sample stock or distribution and lead times may be longer. Please contact Pulse
mately 40% at the stated ambient temperature. This current is determined by placing
the component in the specified ambient environment and applying a short duration 7. The PM prefix parts are AEC-Q200 qualified and has full automotive IATF16949
pulse current (to eliminate self-heating effect) to the component.
certification. The mechanical dimensions are 100% tested in production but do not
4. The rated current is the DC current required to raise the component temperature by
necessarily meet a product capability index (Cpk) 1.33 and therefore may not strictly
approximately 40�C. Take note that the components’ performanc varies depending
conform to PPAP.
on the system condition. It is suggested that the component be tested at the system 8. Special characteristics
level, to verify the temperature rise of the component during system operation.
All Dimensions in mm.
TAPE & REEL INFO
11.9 +/- 0.3
2.1 +/- 0.3
SUGGESTED PAD LAYOUT
Direction of tape
SURFACE MOUNTING TYPE, REEL/TAPE LIST
REEL SIZE (mm)
TAPE SIZE (mm)
A G P1 W K0
Ø330 32 24 32 7.5
P771. N (06/19) http://www.power.pulseelectronics.com/contact