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Power Circuits / Switching Regulator or Controllers / LM2599SX-3.3/NOPB
Datasheets
LM2599SX-3.3/NOPB by:

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator with Features 7-DDPAK/TO-263 -40 to 125

Part Details for LM2599SX-3.3/NOPB by Texas Instruments

Results Overview of LM2599SX-3.3/NOPB by Texas Instruments

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

LM2599SX-3.3/NOPB Information

LM2599SX-3.3/NOPB by Texas Instruments 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 LM2599SX-3.3/NOPB

Part # Distributor Description Stock Price Buy
DISTI # LM2599SX-3.3/NOPBCT-ND
DigiKey IC REG BUCK 3.3V 3A TO263 Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 335
In Stock
  • 1 $5.9400
  • 10 $4.5560
  • 25 $4.2092
  • 100 $3.8278
  • 250 $3.6459
  • 500 $3.5363
  • 1,000 $3.4461
  • 1,500 $3.4009
  • 2,500 $3.3508
$3.3508 / $5.9400 Buy Now
DISTI # 926-LM2599SX33NOPB
Mouser Electronics Switching Voltage Regulators Pwr Cnvtr 150KHz 3A SD VTG Reg A 926-LM2599S-33/NOPB RoHS: Compliant 523
  • 1 $5.4500
  • 10 $4.1700
  • 25 $3.8500
  • 100 $3.5000
  • 250 $3.3300
  • 500 $3.2200
  • 1,000 $3.0900
  • 2,500 $3.0200
$3.0200 / $5.4500 Buy Now
Rochester Electronics LM2599 SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator RoHS: Not Compliant Status: Active Min Qty: 1 5000
  • 25 $2.9500
  • 100 $2.8000
  • 500 $2.6600
  • 1,000 $2.5100
  • 10,000 $2.3600
$2.3600 / $2.9500 Buy Now

Part Details for LM2599SX-3.3/NOPB

LM2599SX-3.3/NOPB CAD Models

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LM2599SX-3.3/NOPB Part Data Attributes

Parametric Data
LM2599SX-3.3/NOPB Texas Instruments
Buy Now Datasheet
Compare Parts:
LM2599SX-3.3/NOPB Texas Instruments SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator with Features 7-DDPAK/TO-263 -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code D2PAK
Package Description ROHS COMPLIANT,TO-263, SMT-7
Pin Count 4
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 40 V
Input Voltage-Min 4.5 V
Input Voltage-Nom 12 V
JESD-30 Code R-PSSO-G7
JESD-609 Code e3
Length 10.16 mm
Moisture Sensitivity Level 3
Number of Functions 1
Number of Outputs 1
Number of Terminals 7
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 3 A
Output Voltage-Max 37 V
Output Voltage-Min 3.3 V
Output Voltage-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code TO-263
Package Equivalence Code SMSIP7H,.55,50TB
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 245
Qualification Status Not Qualified
Seated Height-Max 4.8 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 173 kHz
Temperature Grade AUTOMOTIVE
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position SINGLE
Time@Peak Reflow Temperature-Max (s) 30
Width 8.635 mm

Alternate Parts for LM2599SX-3.3/NOPB

This table gives cross-reference parts and alternative options found for LM2599SX-3.3/NOPB. 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 LM2599SX-3.3/NOPB, 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
LM2599S-3.3/NOPB Texas Instruments $3.0078 SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator with Features 7-DDPAK/TO-263 -40 to 125 LM2599SX-3.3/NOPB vs LM2599S-3.3/NOPB
LM2599S-3.3/NOPB National Semiconductor Corporation Check for Price IC 7.5 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller LM2599SX-3.3/NOPB vs LM2599S-3.3/NOPB
LM2599SX-3.3 National Semiconductor Corporation Check for Price IC 7.5 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, SMT-7, Switching Regulator or Controller LM2599SX-3.3/NOPB vs LM2599SX-3.3
LM2599S-3.3 National Semiconductor Corporation Check for Price IC 7.5 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, 7 PIN, Switching Regulator or Controller LM2599SX-3.3/NOPB vs LM2599S-3.3
LM2599SX-3.3 Texas Instruments Check for Price 7.5A SWITCHING REGULATOR, 173kHz SWITCHING FREQ-MAX, PSSO7, TO-263, SMT-7 LM2599SX-3.3/NOPB vs LM2599SX-3.3
LM2599SX-3.3/NOPB Rochester Electronics LLC Check for Price 7.5A SWITCHING REGULATOR, 173kHz SWITCHING FREQ-MAX, PSSO7, TO-263, SMT-7 LM2599SX-3.3/NOPB vs LM2599SX-3.3/NOPB
LM2599SX-3.3/NOPB National Semiconductor Corporation Check for Price IC 7.5 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PSSO7, TO-263, SMT-7, Switching Regulator or Controller LM2599SX-3.3/NOPB vs LM2599SX-3.3/NOPB
LM2599S-3.3 Texas Instruments Check for Price SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator with Features 7-DDPAK/TO-263 -40 to 125 LM2599SX-3.3/NOPB vs LM2599S-3.3

LM2599SX-3.3/NOPB Frequently Asked Questions (FAQ)

  • The maximum input voltage is 40V, but it's recommended to keep it below 37V to ensure reliable operation and to prevent damage to the internal circuitry.

  • The LM2599SX-3.3/NOPB has a maximum operating junction temperature of 125°C. However, it's recommended to keep the operating temperature below 85°C to ensure reliable operation and to prevent thermal shutdown.

  • To ensure the stability of the output voltage, it's recommended to use a minimum output capacitance of 22uF with an ESR of less than 1 ohm. Additionally, the input capacitance should be at least 10uF with an ESR of less than 1 ohm.

  • The minimum input voltage required for the LM2599SX-3.3/NOPB to operate is 7V. However, it's recommended to keep the input voltage above 8V to ensure reliable operation.

  • Yes, the LM2599SX-3.3/NOPB is designed for switching mode power supply applications. It has a high switching frequency of up to 150kHz, making it suitable for high-efficiency power supply designs.

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