Piezoelectric Transformers
Piezoelectric Transformers
Piezoelectric Transformers
www.DataSheet4U.com
Designed for LCD back light inverter for por...
Description
Piezoelectric Transformers
Piezoelectric Transformers
www.DataSheet4U.com
Designed for LCD back light inverter for portable electronic equipment such as Notebook PCs. Any applications where space saving, light weight, low power consumption and safety are essential.
n Features
l Thin and high transfer efficiency of 93% l Lower EMI radiations due to the unique piezoelectric inverter system
n Recommended Applications
l Back light inverter for LCD l High voltage power supply
n Safety Precautions (See Page 234)
n Explanation of Part Numbers
E F T E 2 1 R 2 M 0 1
free
n Rating and Characteristics (Typ.)
Characteristics Type Vibration Mode Input Power (W) Transfer Efficiency (%) Transfer Ratio Resonant Frequency (kHz)
] Load resistance (at 95 k½ ) ] Please contact us for more information.
Part No. EFTU21R203 Bulk Rosen l Drive 1.2 88 min. 6.3 147.5 EFTU44R0M03 Multilayer Center l / 2 Drive 4 88 min. 33 55.6 EFTU14R0M@@ Multilayer Rosen l / 2 Drive 4 88 min. 33 to 60 56.5
Rev.02/04
Piezoelectric Transformers
n Dimensions in mm (not to scale)
www.DataSheet4U.com
EFTU21R203
EFTU44R0M03
EFTU14R0M11
n Application Example
LCD back light inverter circuit.
Piezoelectric Transformers
Piezoelectric Transformers
www.DataSheet4U.com
Handling Precautions
Piezoelectric Transformers may fail in either short-circuit or open-circuit mode. When subjected to severe electrical/environmental conditions and/or mechanical stresses beyond the specified ratings, overheating and/or damage...
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