Datasheets
LP87702KRHBR by:

Dual buck converter and 5-V boost with diagnostic functions for industrial radar 32-VQFN -40 to 105

Part Details for LP87702KRHBR by Texas Instruments

Results Overview of LP87702KRHBR by Texas Instruments

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LP87702KRHBR Information

LP87702KRHBR 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 LP87702KRHBR

Part # Distributor Description Stock Price Buy
DISTI # 296-LP87702KRHBRCT-ND
DigiKey IC POWER Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 3000
In Stock
  • 1 $3.9000
  • 10 $2.9430
  • 25 $2.7048
  • 100 $2.4427
  • 250 $2.3177
  • 500 $2.2424
  • 1,000 $2.1804
  • 3,000 $2.1038
$2.1038 / $3.9000 Buy Now
DISTI # 595-LP87702KRHBR
Mouser Electronics Power Management Specialized - PMIC Dual buck converter and 5-V boost with d LP87702KRHBT RoHS: Compliant 5980
  • 1 $3.9000
  • 10 $2.9500
  • 25 $2.7100
  • 100 $2.4500
  • 250 $2.3200
  • 500 $2.2500
  • 1,000 $2.1800
  • 3,000 $2.0800
$2.0800 / $3.9000 Buy Now
Cytech Systems Limited IC POWER 3000
RFQ
Win Source Electronics IC POWER / Automotive, Industrial PMIC 32-VQFN (5x5) 50600
  • 16 $3.8257
  • 37 $3.1391
  • 57 $3.0410
  • 79 $2.9429
  • 102 $2.8448
  • 136 $2.5505
$2.5505 / $3.8257 Buy Now

Part Details for LP87702KRHBR

LP87702KRHBR CAD Models

LP87702KRHBR Part Data Attributes

LP87702KRHBR Texas Instruments
Buy Now Datasheet
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LP87702KRHBR Texas Instruments Dual buck converter and 5-V boost with diagnostic functions for industrial radar 32-VQFN -40 to 105
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description VQFN-32
Reach Compliance Code compliant
Samacsys Manufacturer Texas Instruments
Additional Feature ALSO OPERATES IN PFM CONTROL TECHNIQUE; 5 V OUTPUT
Analog IC - Other Type SWITCHING REGULATOR
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 5.5 V
Input Voltage-Min 2.8 V
Input Voltage-Nom 3.3 V
JESD-30 Code S-PQCC-N32
JESD-609 Code e3
Length 5 mm
Moisture Sensitivity Level 2
Number of Functions 1
Number of Outputs 3
Number of Terminals 32
Operating Temperature-Max 105 °C
Operating Temperature-Min -40 °C
Output Current-Max 3.5 A
Output Voltage-Max 5.2 V
Output Voltage-Min 0.7 V
Output Voltage-Nom 1 V
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Equivalence Code LCC32,.2SQ,20
Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel) 260
Screening Level AEC-Q100
Seated Height-Max 0.9 mm
Surface Mount YES
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 4000 kHz
Terminal Finish Matte Tin (Sn)
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 5 mm

LP87702KRHBR Frequently Asked Questions (FAQ)

  • Texas Instruments recommends a compact layout with the device placed close to the battery, and the input capacitors (CIN) placed as close as possible to the VIN pin. Additionally, the output capacitors (COUT) should be placed close to the VOUT pin, and the device should be shielded from high-frequency noise sources.

  • To minimize IQ, ensure that the input voltage is within the recommended range (2.7V to 5.5V), use a low-value input capacitor (CIN), and minimize the output voltage (VOUT) to the lowest required value. Also, consider using the device's power-saving modes, such as the Low-Power Mode (LPM) or the Shutdown Mode (SDM).

  • The LP87702KRHBR can deliver up to 2A of output current, but this is dependent on the input voltage, output voltage, and ambient temperature. It's essential to consult the datasheet's electrical characteristics tables and thermal derating curves to determine the maximum output current for a specific application.

  • Proper thermal management is crucial for the LP87702KRHBR. Ensure good airflow around the device, use a thermally conductive PCB material, and consider using a heat sink or thermal pad. The device's thermal shutdown feature (TSD) will activate if the junction temperature exceeds 150°C, but it's still important to design for adequate heat dissipation.

  • The LP87702KRHBR is rated for operation up to 125°C, but its performance and reliability may degrade at higher temperatures. If your application requires operation above 125°C, consider using a different device or implementing additional thermal management measures, such as heat sinks or cooling systems.

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