Datasheets
LT1129IQ-3.3#PBF by:

Micropower Low Dropout Regulators with Shutdown

Part Details for LT1129IQ-3.3#PBF by Analog Devices Inc

Results Overview of LT1129IQ-3.3#PBF by Analog Devices Inc

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LT1129IQ-3.3#PBF Information

LT1129IQ-3.3#PBF by Analog Devices Inc 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 LT1129IQ-3.3#PBF

Part # Distributor Description Stock Price Buy
DISTI # 50AK4600
Newark Ldo, Fixed, 3.3V, 0.7A, To-263, 125Deg C, Output Type:Fixed, Input Voltage Min:4.15V, Input Voltage Max:30V, No. Of Outputs:-, Output Voltage Min:-, Output Voltage Max:-, Polarity:-, Ic Mounting:Surface Mount, No. Of Pins:5Pins Rohs Compliant: Yes |Analog Devices LT1129IQ-3.3#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 143
  • 1 $10.2700
  • 10 $8.0200
  • 25 $7.3900
  • 50 $6.7600
  • 100 $6.0800
  • 250 $5.9100
$5.9100 / $10.2700 Buy Now
DISTI # LT1129IQ-3.3#PBF-ND
DigiKey IC REG LINEAR 3.3V 700MA DDPAK-5 Min Qty: 1 Lead time: 13 Weeks Container: Tube 2215
In Stock
  • 1 $11.7300
  • 10 $8.0470
  • 50 $6.4954
  • 100 $6.0004
  • 250 $5.6750
$5.6750 / $11.7300 Buy Now
DISTI # 584-LT1129IQ-3.3#PBF
Mouser Electronics LDO Voltage Regulators uP L Drop Regs w/ SD RoHS: Compliant 1162
  • 1 $10.2700
  • 10 $8.0200
  • 50 $6.7600
  • 100 $6.0800
  • 250 $5.9100
$5.9100 / $10.2700 Buy Now
DISTI # V36:1790_06414709
Arrow Electronics LDO Regulator Pos 3.3V 0.7A 6-Pin(5+Tab) DDPAK Tube Min Qty: 100 Package Multiple: 50 Lead time: 10 Weeks Date Code: 2322 Americas - 357
  • 100 $6.3174
$6.3174 Buy Now
Analog Devices Inc uP L Drop Regs w/ SD Package Multiple: 50 643
  • 1 $11.7300
  • 10 $8.0470
  • 100 $6.0004
  • 250 $5.6750
  • 1,000 $4.5400
$4.5400 / $11.7300 Buy Now
DISTI # LT1129IQ-3.3PBF
Richardson RFPD VOLTAGE REGULATOR RoHS: Compliant Min Qty: 100 0
  • 100 $6.4400
  • 500 $6.2600
  • 1,000 $6.0900
  • 5,000 $5.8700
$5.8700 / $6.4400 Buy Now

Part Details for LT1129IQ-3.3#PBF

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LT1129IQ-3.3#PBF Part Data Attributes

LT1129IQ-3.3#PBF Analog Devices Inc
Buy Now Datasheet
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LT1129IQ-3.3#PBF Analog Devices Inc Micropower Low Dropout Regulators with Shutdown
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Package Description LEAD FREE, PLASTIC, D2PAK-5
Pin Count 5
Manufacturer Package Code 05-08-1461
Reach Compliance Code not_compliant
Samacsys Manufacturer Analog Devices
Dropout Voltage1-Max 0.7 V
Input Voltage-Max 20 V
Input Voltage-Min 3.8 V
JESD-30 Code R-PSSO-G5
JESD-609 Code e3
Length 10.2235 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 5
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min -40 °C
Output Current1-Max 0.7 A
Output Voltage1-Max 3.4 V
Output Voltage1-Min 3.2 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Equivalence Code SMSIP5H,.6,67TB
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Seated Height-Max 4.877 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.702 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 3%
Width 8.89 mm

Alternate Parts for LT1129IQ-3.3#PBF

This table gives cross-reference parts and alternative options found for LT1129IQ-3.3#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT1129IQ-3.3#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LT1129CQ-3.3 Linear Technology Check for Price LT1129 - Micropower Low Dropout Regulators with Shutdown; Package: DD PAK; Pins: 5; Temperature Range: 0°C to 70°C LT1129IQ-3.3#PBF vs LT1129CQ-3.3
Part Number Manufacturer Composite Price Description Compare
LT1129IS8-3.3#PBF Analog Devices Inc $5.8771 Micropower Low Dropout Regulators with Shutdown LT1129IQ-3.3#PBF vs LT1129IS8-3.3#PBF
LT1129IST-3.3#TR Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSSO3 LT1129IQ-3.3#PBF vs LT1129IST-3.3#TR
LT1129MPST-3.3#PBF Linear Technology Check for Price LT1129 - Micropower Low Dropout Regulators with Shutdown; Package: SOT; Pins: 3; Temperature Range: -55°C to 125°C LT1129IQ-3.3#PBF vs LT1129MPST-3.3#PBF
LT1129MPST-3.3#TR Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSSO3 LT1129IQ-3.3#PBF vs LT1129MPST-3.3#TR
LT1129IT-3.3 Analog Devices Inc Check for Price Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSFM5 LT1129IQ-3.3#PBF vs LT1129IT-3.3
LT1129CF-3.3#PBF Linear Technology Check for Price IC VREG 3.3 V FIXED POSITIVE LDO REGULATOR, 0.7 V DROPOUT, PDSO20, 4.40 MM, PLASTIC, TSSOP-20, Fixed Positive Single Output LDO Regulator LT1129IQ-3.3#PBF vs LT1129CF-3.3#PBF

LT1129IQ-3.3#PBF Related Parts

LT1129IQ-3.3#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the LT1129IQ-3.3#PBF is 15V, but it's recommended to operate within the specified input voltage range of 3.3V ±10% for optimal performance and reliability.

  • To ensure the stability of the output voltage, it's essential to follow the recommended PCB layout guidelines, use a sufficient output capacitor (at least 10uF), and maintain a minimum load current of 1mA.

  • The LT1129IQ-3.3#PBF can deliver up to 3A of output current, but it's recommended to operate within the specified output current range of 1mA to 2A for optimal performance and reliability.

  • To handle thermal considerations, ensure good airflow around the device, use a heat sink if necessary, and follow the recommended thermal design guidelines to prevent overheating and ensure reliable operation.

  • The recommended input capacitor value for the LT1129IQ-3.3#PBF is 1uF to 10uF, with a voltage rating of at least 10V. A higher capacitance value can help improve the input voltage ripple rejection.

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