PIEZOELECTRIC INVERTER MODULE
TPU207
PIEZOELECTRIC INVERTER MODULE FEATURES
s s s s s Small and Very Low Profile (h = 3.5 mm max.) Wide Input Voltage ...
Description
TPU207
PIEZOELECTRIC INVERTER MODULE FEATURES
s s s s s Small and Very Low Profile (h = 3.5 mm max.) Wide Input Voltage Range No Leakage Flux Low Distortion Sinusoidal Waveform Ceramic Materials Improve Safety
APPLICATIONS
s s s s s s Camcorder Built-In LCD Monitor Digital Electronic Still Cameras Portable Video Equipment Color GPS Displays Personal Digital Assistant (PDA) Instrumentation LCD Monitors
DESCRIPTION
The TPU207 is a CCFL driving inverter unit with a maximum height of 3.5 mm. It uses a piezo-ceramic transformer and is suitable as a inverter unit for small LCD monitors (1.8 to 4.0 inch display).
TPU207
48.5
OUT+ VIN PWM ON/OFF GND OUTCCFL CURRENT
Unit: mm
VIN CAPA A
VIN PWM ON/OFF GND B
OUT+
3.5 max
16
TPU207
OUT-
CCFL
CCFL CURRENT
December 1999 TOKO, Inc.
Page 1
TPU207
SPECIFICATIONS
Toko Part Number TPU207N-1001
SYMBOL VIN VIN(PWM) PARAMETER Module Input Voltage PWM ON/OFF Control Voltage CCFL Current Control Voltage Output Open Circuit Voltage Power Consumption of CCFL Oscillating Frequency Operating Temperature Range Output Load Current Efficiency CCFL Current VIN = 5 V VIN(CURRENT) = 4.1 V VIN(CURRENT) = 2.5 V Output ON VPWM(ON) PWM ON/OFF ON Output OFF VPWM(OFF) PWM ON/OFF OFF Voltage and Duty Cycle Voltage or Duty Cycle 2.7 20 0 0 20 80 1.2 2.5 0 190 60 2.5 f = 100 to 500 Hz, Duty Cycle 20% to 100% Note 1 Note 2 TEST CONDITIONS MIN 5 2.7 TYP MAX 9 9 UNITS V V
VIN(CURRENT) VODC PCCFL FOSC TOP IOUT EFF ICCFL
2.5 1500
4.1
V Vrms
1.5
W kHz ...
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