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MAX5084, MAX5085
65V, 200mA, Low-Quiescent-Current Linear Regulators in TDFN

200mA, 65V Input, Low-Quiescent-Current Linear Regulators in High-Power TDFN Packages


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Data Sheet
FULL DATA SHEET (PDF, 268kB)
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Description
The MAX5084/MAX5085 high-voltage linear regulators operate from an input voltage range of 6.5V to 65V and deliver up to 200mA of output current. These devices consume only 50µA (typ) of quiescent current with no load and 6µA (typ) in shutdown (EN pulled low). Both devices include a SET input, which when connected to ground, selects a preset output voltage of 5V (MAX5084) or 3.3V (MAX5085). Alternatively, the output voltage can be adjusted from 2.54V to 11V by connecting the SET pin to the regulator's output through a resistive divider network. The MAX5084/MAX5085 also include an OUT_SENSE pin, which allows remote voltage sensing right at the load, thus eliminating the voltage drop caused by the line impedance. Both devices are short-circuit protected and include thermal shutdown.

The MAX5084/MAX5085 operate over the -40°C to +125°C automotive temperature range and are available in a space-saving 3mm x 3mm thermally enhanced 6-pin TDFN package.

Key Features   Applications/Uses
  • Wide Operating Input Voltage Range (6.5V to 65V)
  • Thermally Enhanced 3mm x 3mm 6-Pin TDFN Package Dissipates 1.905W at +70°C
  • Guaranteed 200mA Output Current
  • 50µA No-Load Supply Current
  • Preset 3.3V, 5.0V, or Adjustable (from 2.54V to 11V) Output Voltage
  • Remote Load Sense
  • Thermal and Short-Circuit Protection
  • -40°C to +125°C Operating Temperature Range
  • SET Input for Adjustable Output Voltage
  • Enable Input

 
  • Automotive
  • Home Security
  • Industrial
  • Telecom/Networking

    Key Specifications:   Linear Regulators
    Part Number Regulators per Pkg. Min. VIN (V) Max. VIN (V) Preset VOUT (V) Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) Typ. VDROPOUT@ Rated ILOAD (V) Rated ILOAD (mA) Max. ICC (µA) Low Battery/ Power Fail Output POK/ Reset Output Watchdog Reverse Battery Protection Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C) Price**
    MAX5084  1 6.5 65  -  2.54 11 0.9 200 140 No No No No Automotive - General THIN QFN (Dual)/6 10 -40 to +125 $1.37 @ 1k
    MAX5085  3.3 $1.37 @ 1k
    See All Linear Regulators (137)
    Notes:
    **This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

    Diagram
    Typical Operating Circuit

    Application Notes
  • Application Note 3928: Automotive Linear Regulators Minimize Quiescent Current - MAX5084, MAX5085

    Evaluation Kits
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    Design Guides
  • AUTOMOTIVE (PDF)

    Reliability Reports
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    Software/Models
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    Ordering Information
    Notes:

    1. Other options and links for purchasing parts are listed at: http://www.maxim-ic.com/sales.
    2. Didn't Find What You Need? Ask our applications engineers. Expert assistance in finding parts, usually within one business day.
    3. Part number suffixes: T or T&R = tape and reel; + = RoHS/lead-free; # = RoHS/lead-exempt. More: SeeFull Data Sheet or Part Naming Conventions.
    4. * Some packages have variations, listed on the drawing. "PkgCode/Variation" tells which variation the product uses. Note that "+", "#", "-" in the part number suffix describes RoHS status. Package drawings may show a different suffix character.


    Devices: 1-4 of 4

    MAX5084 Free
    Sample
    Buy
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX5084ATT+  
    THIN QFN (Dual);6 pin;10 mm²
    Dwg: 21-0137I (PDF)
    Use pkgcode/variation: T633+2*
    -40°C to +125°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX5084ATT+T  
    THIN QFN (Dual);6 pin;10 mm²
    Dwg: 21-0137I (PDF)
    Use pkgcode/variation: T633+2*
    -40°C to +125°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX5085 Free
    Sample
    Buy
    Package: TYPE PINS FOOTPRINT
      DRAWING CODE/VAR *
    Temp RoHS/Lead-Free?
    Materials Analysis
    MAX5085ATT+  
    THIN QFN (Dual);6 pin;10 mm²
    Dwg: 21-0137I (PDF)
    Use pkgcode/variation: T633+2*
    -40°C to +125°C RoHS/Lead-Free: Lead Free
    Materials Analysis
    MAX5085ATT+T  
    THIN QFN (Dual);6 pin;10 mm²
    Dwg: 21-0137I (PDF)
    Use pkgcode/variation: T633+2*
    -40°C to +125°C RoHS/Lead-Free: Lead Free
    Materials Analysis

    More Information
  • Topmark Coding: MAX5084 MAX5085
  • New Product Press Release 2006-03-13 
  • Product Ad: Download

    Related Products
    MAX5087 45V, 400mA, Low-Quiescent-Current Linear Regulator with Adjustable Reset Delay
    MAX6791, MAX6792, MAX6793, MAX6794, MAX6795, MAX6796 High-Voltage, Micropower, Single/Dual Linear Regulators with Supervisory Functions

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    Document Ref.: 19-3928; Rev 1; 2006-05-26
    This page last modified: 2007-08-16




             


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