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ADI ADM660ANZRoHS

Manufacturer
MPN
ADM660ANZ
LCSC Part #
C658350
Packaging
PDIP-8
Customer #
Key Attributes
PDIP-8 Voltage Regulators - DC DC Switching Regulators RoHS
Datasheetpdf iconADI ADM660ANZ
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QtyUnit Price(Reference Only)Total Amount
1+$ 10.9241$ 10.92
10+$ 10.7444$ 107.44
30+$ 9.8808$ 296.42
100+$ 9.7609$ 976.09
Standard Packaging50/Full Tube
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Products Specifications

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TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators
ManufacturerADI
PackagingPDIP-8
FeaturesCharge pump / inverting topology switching;Adaptive switching frequency

Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging50
Sales UnitPiece

Introduction

AI Translation

The ADM660/ADM8660 is a charge- pump voltage converter that can be used to either invert the input supply voltage giving VOUT = - VIN or double it (ADM660 only) giving VOUT = 2× VIN. Input voltages ranging from +1.5V to +7V can be inverted into a negative - 1.5V to - 7V output supply. This inverting scheme is ideal for generating a negative rail in single power supply systems. Only two small external capacitors are needed for the charge pump. Output currents up to 50 mA with greater than 90% efficiency are achievable, while 100 mA achieves greater than 80% efficiency.

A Frequency Control (FC) input pin is used to select either 25kHz or 120kHz charge- pump operation. This is used to optimize capacitor size and quiescent current. With 25kHz selected, a 10 μF external capacitor is suitable, while with 120kHz the capacitor may be reduced to 2.2μF. The oscillator frequency on the ADM660 can also be controlled with an external capacitor connected to the OSC input or by driving this input with an external clock. In applications where a higher supply voltage is desired it is possible to use the ADM660 to double the input voltage. With input voltages from 2.5V to 7V output voltages from 5V to 14V are achievable with up to 100 mA output current.

The ADM8660 features a low power shutdown (SD) pin instead of the external oscillator (OSC) pin. This can be used to disable the device and reduce the quiescent current to 300nA.

The ADM660 is a pin compatible upgrade for the MAX660, MAX665, ICL7660, and LTC1046.

The ADM660/ADM8660 is available in 8- lead DIP and narrow- body SOIC. The ADM660 is also available in a 16- lead TSSOP package.

Features

AI Translation
  • ADM660: Inverts or Doubles Input Supply Voltage
  • ADM8660: Inverts Input Supply Voltage
  • 100 mA Output Current
  • Shutdown Function (ADM8660)
  • 2.2μF or 10 μF Capacitors
  • 0.3 V Drop at 30 mA Load
  • +1.5V to +7V Supply
  • Low Power CMOS: 600 μA Quiescent Current
  • Selectable Charge Pump Frequency (25kHz / 120kHz)
  • Pin Compatible Upgrade for MAX660, MAX665, ICL7660
  • Available in 16- Lead TSSOP Package

Applications

AI Translation
  • Handheld Instruments
  • Portable Computers
  • Remote Data Acquisition
  • Op Amp Power Supplies