Datasheets
TPS70345MPWPREP by: Texas Instruments

Enhanced product, dual-output low-dropout voltage regulator with power-up sequencing 24-HTSSOP -55 to 125

Part Details for TPS70345MPWPREP by Texas Instruments

Results Overview of TPS70345MPWPREP by Texas Instruments

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Applications Consumer Electronics Internet of Things (IoT) Smart Cities

TPS70345MPWPREP Information

TPS70345MPWPREP by Texas Instruments is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for TPS70345MPWPREP

Part # Distributor Description Stock Price Buy
DISTI # 296-21274-1-ND
DigiKey IC REG LINEAR 3.3/1.2V 24HTSSOP Min Qty: 1 Lead time: 18 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) Temporarily Out of Stock
  • 1 $12.1500
  • 2,000 $8.3920
$8.3920 / $12.1500 Buy Now
DISTI # 595-TPS70345MPWPREP
Mouser Electronics LDO Voltage Regulators Mil Enh Dual-Output LDO RoHS: Compliant 1509
  • 1 $14.0000
  • 10 $12.4000
  • 2,000 $8.2600
$8.2600 / $14.0000 Buy Now
DISTI # V72:2272_07421702
Arrow Electronics LDO Regulator Pos 1.2V3.3V 1A/2A 24-Pin HTSSOP EP T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 18 Weeks Date Code: 2420 Container: Cut Strips Americas - 1373
  • 1 $12.0380
  • 10 $11.9170
  • 25 $11.7980
  • 100 $11.6800
  • 250 $11.5630
  • 500 $11.4480
  • 1,000 $7.8260
$7.8260 / $12.0380 Buy Now
DISTI # 84377429
Verical LDO Regulator Pos 1.2V3.3V 1A/2A 24-Pin HTSSOP EP T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 2420 Americas - 1373
  • 1 $12.0380
  • 10 $11.9170
  • 25 $11.7980
  • 100 $11.6800
  • 250 $11.5630
  • 500 $11.4480
  • 1,000 $7.8260
$7.8260 / $12.0380 Buy Now

Part Details for TPS70345MPWPREP

TPS70345MPWPREP CAD Models

TPS70345MPWPREP Part Data Attributes

TPS70345MPWPREP Texas Instruments
Buy Now Datasheet
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TPS70345MPWPREP Texas Instruments Enhanced product, dual-output low-dropout voltage regulator with power-up sequencing 24-HTSSOP -55 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code TSSOP
Package Description HTSSOP-24
Pin Count 24
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Adjustability FIXED
Dropout Voltage1-Max 0.255 V
Dropout Voltage1-Nom 0.16 V
Dropout Voltage2-Max 0.255 V
Input Voltage Absolute-Max 7 V
Input Voltage-Max 6 V
Input Voltage-Min 2.7 V
JESD-30 Code R-PDSO-G24
JESD-609 Code e4
Length 7.8 mm
Line Regulation-Max 0.0056%
Load Regulation-Max 0.001%
Moisture Sensitivity Level 2
Number of Functions 1
Number of Outputs 2
Number of Terminals 24
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -55 °C
Output Current1-Max 1 A
Output Current2-Max 2 A
Output Voltage1-Max 3.3 V
Output Voltage1-Min 3.3 V
Output Voltage1-Nom 3.3 V
Output Voltage2-Max 1.224 V
Output Voltage2-Min 1.176 V
Output Voltage2-Nom 1.2 V
Package Body Material PLASTIC/EPOXY
Package Code HTSSOP
Package Equivalence Code TSSOP20,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Packing Method TR
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE MULTIPLE OUTPUT LDO REGULATOR
Seated Height-Max 1.2 mm
Surface Mount YES
Technology PMOS
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 2%
Width 4.4 mm

TPS70345MPWPREP Related Parts

TPS70345MPWPREP Frequently Asked Questions (FAQ)

  • A good PCB layout is crucial for optimal performance. TI recommends a 4-layer PCB with a solid ground plane, and the use of vias to connect the top and bottom layers. The input and output capacitors should be placed close to the device, and the feedback resistors should be placed close to the output pin.

  • To ensure stability, make sure to follow the recommended component values and PCB layout. Also, ensure that the output capacitor has a low ESR (Equivalent Series Resistance) and is placed close to the output pin. Additionally, the feedback resistors should be chosen to ensure a stable gain margin.

  • The maximum input voltage that can be applied to the TPS70345MPWPREP is 6.5V. Exceeding this voltage may cause damage to the device.

  • While it's possible to use a different output capacitor value, it's not recommended. The recommended output capacitor value is chosen to ensure stability and optimal performance. Using a different value may affect the device's stability and performance.

  • The output voltage ripple can be calculated using the formula: ΔVout = (Iout * ESR) / (f * Cout), where Iout is the output current, ESR is the equivalent series resistance of the output capacitor, f is the switching frequency, and Cout is the output capacitance.

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