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LM2682

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开关电容器倍压逆变器

产品详情

Rating Catalog Iout (max) (A) 0.01 Vin (max) (V) 5.5 Vin (min) (V) 2 Vout (max) (V) -11.6 Features Unregulated Operating temperature range (°C) -40 to 85 Iq (typ) (A) 0.00015
Rating Catalog Iout (max) (A) 0.01 Vin (max) (V) 5.5 Vin (min) (V) 2 Vout (max) (V) -11.6 Features Unregulated Operating temperature range (°C) -40 to 85 Iq (typ) (A) 0.00015
VSSOP (DGK) 8 14.7 mm² (3 mm × 4.9 mm)
  • Inverts Then Doubles Input Supply Voltage
  • Small VSSOP Package and SOIC Package
  • 90Ω Typical Output Impedance
  • 94% Typical Power Efficiency at 10 mA

All trademarks are the property of their respective owners.

  • Inverts Then Doubles Input Supply Voltage
  • Small VSSOP Package and SOIC Package
  • 90Ω Typical Output Impedance
  • 94% Typical Power Efficiency at 10 mA

All trademarks are the property of their respective owners.

The LM2682 is a CMOS charge-pump voltage inverter capable of converting positive voltage in the range of +2.0V to +5.5V to the corresponding doubled negative voltage of −4.0V to −11.0V respectively. The LM2682 uses three low cost capacitors to provide 10 mA of output current without the cost, size, and EMI related to inductor based circuits. With an operating current of only 150 μA and an operating efficiency greater than 90% with most loads, the LM2682 provides ideal performance for battery powered systems. The LM2682 offers a switching frequency of 6 kHz.

The LM2682 is a CMOS charge-pump voltage inverter capable of converting positive voltage in the range of +2.0V to +5.5V to the corresponding doubled negative voltage of −4.0V to −11.0V respectively. The LM2682 uses three low cost capacitors to provide 10 mA of output current without the cost, size, and EMI related to inductor based circuits. With an operating current of only 150 μA and an operating efficiency greater than 90% with most loads, the LM2682 provides ideal performance for battery powered systems. The LM2682 offers a switching frequency of 6 kHz.

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* 数据表 LM2682 Switched Capacitor Voltage Doubling Inverter 数据表 (Rev. B) 2013-5-2

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VSSOP (DGK) 8 Ultra Librarian

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