Datasheets
LT3645EMSE#PBF by:

36V 500mA Step-Down Regulator and 200mA LDO

Part Details for LT3645EMSE#PBF by Analog Devices Inc

Results Overview of LT3645EMSE#PBF by Analog Devices Inc

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LT3645EMSE#PBF Information

LT3645EMSE#PBF by Analog Devices Inc is a Switching Regulator or Controller.
Switching Regulator or Controllers 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 LT3645EMSE#PBF

Part # Distributor Description Stock Price Buy
DISTI # 50AK5565
Newark Switching Regulator, 2Output, Msop-Ep-12, Ic Type:Buck Regulator, Ldo, Supply Voltage:36V, No. Of Step-Down Dc - Dc Converters:1, No. Of Ldo Regulators:1, No. Of Regulated Outputs:2, Ic Case/Package:Msop-Ep, No. Of Pins:12Pins Rohs Compliant: Yes |Analog Devices LT3645EMSE#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 378
  • 1 $6.7100
  • 10 $4.2600
  • 25 $4.0300
  • 74 $3.8500
  • 111 $3.6900
  • 259 $3.6800
$3.6800 / $6.7100 Buy Now
DISTI # 505-LT3645EMSE#PBF-ND
DigiKey IC REG DL BUCK/LNR 750KHZ 12MSOP Min Qty: 1 Lead time: 10 Weeks Container: Tube 583
In Stock
  • 1 $8.2800
  • 10 $5.5560
  • 37 $4.5895
  • 111 $3.9936
  • 259 $3.6357
  • 518 $3.5500
$3.5500 / $8.2800 Buy Now
DISTI # 584-LT3645EMSE#PBF
Mouser Electronics Switching Voltage Regulators 36V 500mA Buck Reg & 200mA LDO RoHS: Compliant 8508
  • 1 $6.7100
  • 10 $4.2100
  • 25 $3.6900
  • 111 $3.6800
$3.6800 / $6.7100 Buy Now
DISTI # V99:2348_06429328
Arrow Electronics Step Down Regulator 3.6V to 36V 12-Pin MSOP EP Tube RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 10 Weeks Date Code: 2149 Americas - 1
  • 1 $8.2634
  • 10 $5.5449
  • 37 $4.5803
  • 111 $4.2405
$4.2405 / $8.2634 Buy Now
Analog Devices Inc 36V 500mA Buck Reg & 200mA LDO Package Multiple: 37 302
  • 1 $8.2800
  • 10 $5.5560
  • 1,000 $2.8400
$2.8400 / $8.2800 Buy Now
DISTI # LT3645EMSE#PBF
Richardson RFPD VOLTAGE REGULATOR RoHS: Compliant Min Qty: 148 0
  • 148 $4.0200
  • 500 $3.9200
  • 1,000 $3.8100
  • 5,000 $3.6600
$3.6600 / $4.0200 Buy Now

Part Details for LT3645EMSE#PBF

LT3645EMSE#PBF CAD Models

LT3645EMSE#PBF Part Data Attributes

LT3645EMSE#PBF Analog Devices Inc
Buy Now Datasheet
Compare Parts:
LT3645EMSE#PBF Analog Devices Inc 36V 500mA Step-Down Regulator and 200mA LDO
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Package Description LEAD FREE, PLASTIC, MSOP-12
Pin Count 12
Manufacturer Package Code 05-08-1666
Reach Compliance Code compliant
Samacsys Manufacturer Analog Devices
Additional Feature ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 8V, ALSO OPERATES AS LDO REGULATOR
Analog IC - Other Type SWITCHING REGULATOR
Control Mode CURRENT-MODE
Input Voltage-Max 36 V
Input Voltage-Min 3.6 V
Input Voltage-Nom 12 V
JESD-30 Code R-PDSO-G12
JESD-609 Code e3
Length 4.039 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 12
Operating Temperature-Max 125 °C
Operating Temperature-Min
Output Current-Max 1.25 A
Package Body Material PLASTIC/EPOXY
Package Code HTSSOP
Package Equivalence Code TSSOP12,.19
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.1 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 825 kHz
Technology BIPOLAR
Temperature Grade OTHER
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3 mm

Alternate Parts for LT3645EMSE#PBF

This table gives cross-reference parts and alternative options found for LT3645EMSE#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 LT3645EMSE#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
LT3645IMSE#PBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3645IMSE#PBF
LT3645HMSE#PBF Analog Devices Inc Check for Price 36V 500mA Step-Down Regulator and 200mA LDO LT3645EMSE#PBF vs LT3645HMSE#PBF
LT3645HMSE#TRPBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 125°C LT3645EMSE#PBF vs LT3645HMSE#TRPBF
LT3645EMSE#PBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3645EMSE#PBF
LT3645HMSE#PBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 125°C LT3645EMSE#PBF vs LT3645HMSE#PBF
LT3645IMSE#TRPBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3645IMSE#TRPBF
Part Number Manufacturer Composite Price Description Compare
BD90620EFJ-CE2 ROHM Semiconductor $2.1739 Switching Regulator, Current-mode, 600kHz Switching Freq-Max, PDSO8, HTSOP-8 LT3645EMSE#PBF vs BD90620EFJ-CE2
LT3645IMSE#PBF Analog Devices Inc $4.0839 36V 500mA Step-Down Regulator and 200mA LDO LT3645EMSE#PBF vs LT3645IMSE#PBF
LT3645IUD#PBF Analog Devices Inc $4.8294 36V 500mA Step-Down Regulator and 200mA LDO LT3645EMSE#PBF vs LT3645IUD#PBF
LT3645EMSE#TRPBF Linear Technology Check for Price LT3645 - 36V 500mA Step-Down Regulator and 200mA LDO; Package: MSOP; Pins: 12; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3645EMSE#TRPBF
LT3500IMSE#TRPBF Linear Technology Check for Price LT3500 - Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: MSOP; Pins: 16; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3500IMSE#TRPBF
LT3500HMSE#PBF Analog Devices Inc Check for Price Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller LT3645EMSE#PBF vs LT3500HMSE#PBF
LT3500EMSE#TRPBF Analog Devices Inc Check for Price Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller LT3645EMSE#PBF vs LT3500EMSE#TRPBF
LT3500IMSE#PBF Linear Technology Check for Price LT3500 - Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: MSOP; Pins: 16; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3500IMSE#PBF
LT3500HDD#TRPBF Analog Devices Inc Check for Price Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller LT3645EMSE#PBF vs LT3500HDD#TRPBF
LT3500EDD#TRPBF Linear Technology Check for Price LT3500 - Monolithic 2A Step-Down Regulator Plus Linear Regulator/Controller; Package: DFN; Pins: 12; Temperature Range: -40°C to 85°C LT3645EMSE#PBF vs LT3500EDD#TRPBF

LT3645EMSE#PBF Related Parts

LT3645EMSE#PBF Frequently Asked Questions (FAQ)

  • The maximum input voltage that the LT3645EMSE can handle is 40V, but it's recommended to keep it below 36V for reliable operation.

  • To ensure the stability of the output voltage, make sure to use the recommended output capacitor values and types, and follow the layout guidelines provided in the datasheet.

  • The minimum input voltage required for the LT3645EMSE to operate is 3.5V, but it's recommended to keep it above 4V for reliable startup.

  • Yes, the LT3645EMSE can operate in high-temperature environments up to 125°C, but the output current may need to be derated to prevent overheating.

  • The output voltage of the LT3645EMSE can be calculated using the formula: Vout = 0.8V x (1 + R1/R2), where R1 and R2 are the resistors used in the feedback network.

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