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TL1451 Folha de dados(PDF) 1 Page - E-Tech Electronics LTD

Nome de Peças TL1451
Descrição Electrónicos  DUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS
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Fabricante Electrônico  ETL [E-Tech Electronics LTD]
Página de início  http://e-tech.com.hk
Logo ETL - E-Tech Electronics LTD

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UNISONIC TECHNOLOGIES CO., LTD
TL1451
LINEAR INTEGRATED CIRCUIT
www.unisonic.com.tw
1 of 14
Copyright © 2008 Unisonic Technologies Co., LTD
QW-R103-011.D
DUAL
PULSE-WIDTH-MODULATION
CONTROL CIRCUITS
DESCRIPTION
The UTC TL1451 incorporates on a single monolithic chip
all
the
functions
required
in
the
construction
of
two
pulse-width-modulation (PWM) control circuits. Designed primarily
for power supply control, the UTC TL1451 contains an on-chip
2.5V regulator, two error amplifiers, an adjustable oscillator, two
dead-time comparators, undervoltage lockout circuitry, and dual
common –emitter output transistor circuits.
FEATURES
*Complete PWM power control circuitry
*Completely synchronized operation
*Internal undervoltage lockout protection
*Wide supply voltage range
*Internal Short-Circuit protection
*Oscillator frequency 500kHz max
*Variable dead time provides control over total range
*Internal regulator provides a stable 2.5V reference supply
DIP-16
SOP-16
TSSOP-16
Lead-free:
TL1451L
Halogen-free: TL1451G
ORDERING INFORMATION
Ordering Number
Normal
Lead Free
Halogen Free
Package
Packing
TL1451-S16-R
TL1451L-S16-R
TL1451G-S16-R
SOP-16
Tape Reel
TL1451-S16-T
TL1451L-S16-T
TL1451G-S16-T
SOP-16
Tube
TL1451-P16-R
TL1451L-P16-R
TL1451G-P16-R
TSSOP-16
Tape Reel
TL1451-P16-T
TL1451L-P16-T
TL1451G-P16-T
TSSOP-16
Tube
TL1451-D16-T
TL1451L-D16-T
TL1451G-D16-T
DIP-16
Tube


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