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TPS62671 Fiches technique(PDF) 4 Page - Texas Instruments

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No de pièce TPS62671
Description  500-mA/650-mA, 6-MHz High-Efficiency Step-Down Converter in Low Profile Chip Scale Packaging (Height < 0.4mm)
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS62671 Fiches technique(HTML) 4 Page - Texas Instruments

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GND
A1
B1
C1
A2
B2
C2
FB
SW
MODE
VIN
EN
TPS6267x
CSP-6
(TOP VIEW)
MODE
C1
A2
B2
C2
A1
B1
VIN
EN
GND
FB
SW
TPS6267x
CSP-6
(BOTTOMVIEW)
TPS62671, TPS62672, TPS62674
TPS62675, TPS626751, TPS626765, TPS62679
SLVS952F – APRIL 2010 – REVISED JUNE 2014
www.ti.com
6 Device Comparison Table
PART NUMBER
OUTPUT VOLTAGE
DEVICE SPECIFIC FEATURE
PACKAGE MARKING
TPS62671YFD
1.8V
PWM Spread Spectrum Modulation (SSM)
NZ
TPS62672YFD
1.5V
PWM Spread Spectrum Modulation (SSM)
OA
TPS62674YFD
1.26V
PWM SSM, PWM Operation Only, Output Discharge
PN
TPS62675YFD
1.2V
PWM Spread Spectrum Modulation (SSM)
OB
TPS626751YFD
1.2V
PWM SSM, Output Discharge
E3
TPS626765YFD
1.05V
PWM SSM, Output Discharge
EH
TPS62679ZYFM
1.26V
PWM SSM, Extended Start-Up Time, Output Discharge
-
7 Pin Configuration and Functions
Pin Functions
PIN
I/O
DESCRIPTION
NAME
NO.
FB
C1
I
Output feedback sense input. Connect FB to the converter’s output.
VIN
A2
I
Power supply input.
SW
B1
I/O
This is the switch pin of the converter and is connected to the drain of the internal Power MOSFETs.
This is the enable pin of the device. Connecting this pin to ground forces the device into shutdown mode.
EN
B2
I
Pulling this pin to VI enables the device. If an external clock (4MHz to 27MHz) is detected the device will
automatically power up. This pin must not be left floating and must be terminated.
This is the mode selection pin of the device. This pin must not be left floating and must be terminated.
MODE = LOW: The device is operating in regulated frequency pulse width modulation mode (PWM) at high-
MODE
A1
I
load currents and in pulse frequency modulation mode (PFM) at light load currents.
MODE = HIGH: Low-noise mode enabled, regulated frequency PWM operation forced.
GND
C2
Ground pin.
4
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Copyright © 2010–2014, Texas Instruments Incorporated
Product Folder Links: TPS62671 TPS62672 TPS62674 TPS62675 TPS626751 TPS626765 TPS62679


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