• LT8645SIV#PBF LQFN-32
LT8645SIV#PBF LQFN-32

LT8645SIV#PBF

Conv DC-DC 3.4V to 65V Synchronous Step Down Single-Out 0.97V to 65V 8A 32-Pin LQFN EP Tray

Quantity Unit Price(USD) Ext. Price
1 $7.059 $7.06
10 $6.746 $67.46
30 $5.956 $178.68
100 $5.796 $579.60

Inventory:9,936

*The price is for reference only.
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  • Part Number : LT8645SIV#PBF

  • Package/Case : LQFN-32

  • Brands : Analog Devices

  • Components Categories : Voltage Regulators - DC DC Switching Regulators

  • Datesheet : LT8645SIV#PBF DataSheet (PDF)

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Overview of LT8645SIV#PBF

The LT8645S/LT8646S synchronous step-down regulator features second generation Silent Switcher architecture designed to minimize EMI emissions while delivering high efficiency at high switching frequencies. This includes the integration of bypass capacitors to optimize all the fast current loops inside and make it easy to achieve advertised EMI performance by eliminating layout sensitivity.

LT8645SIV#PBF

Key Features

  • Silent Switcher® 2 Architecture
    • Ultralow EMI Emissions on Any PCB
    • Eliminates PCB Layout Sensitivity
    • Internal Bypass Capacitors Reduce Radiated EMI
    • Optional Spread Spectrum Modulation
  • High Efficiency at High Frequency
    • Up to 95% Efficiency at 1MHz, 12VIN to 5VOUT
    • Up to 94% Efficiency at 2MHz, 12VIN to 5VOUT
  • Wide Input Voltage Range: 3.4V to 65V
  • Ultralow Quiescent Current Burst Mode Operation
    • 2.5μA IQ Regulating 12VIN to 3.3VOUT (LT8645S)
    • Output Ripple < 10mVP-P

Application

  • Automotive and Industrial Supplies
  • General Purpose Step-Down
  • GSM Power Supplies

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Switching Voltage Regulators RoHS Details
Output Voltage 3.3 V to 25 V Output Current 8 A
Input Voltage, Max 65 V Number of Outputs 1 Output
Topology Buck Package / Case LQFN-32
Mounting Style SMD/SMT Switching Frequency 200 kHz to 2.2 MHz
Quiescent Current 400 uA Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 125 C Series LT8645S
Input Voltage, Min 3.4 V Brand Analog Devices
Input Voltage 3.4 V to 65 V Moisture Sensitive Yes
Product Type Switching Voltage Regulators Shutdown Shutdown
Factory Pack Quantity 490 Subcategory PMIC - Power Management ICs
Supply Voltage - Min 3.4 V Type Synchronous Step Down
Unit Weight 0.097908 oz

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