Power Entry Modules

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Chemistry-Independent Battery Chargers

General Description The MAX1647/MAX1648 provide the power control necessary to charge batteries of any chemistry. In the MAX1647, all charging functions are controlled via the Intel System Management Bus (SMBus™) interface. The SMBus 2-wire serial interface sets the charge voltage and current,

Chemistry-Independent Battery Chargers

General Description The MAX1647/MAX1648 provide the power control necessary to charge batteries of any chemistry. In the MAX1647, all charging functions are controlled via the Intel System Management Bus (SMBus™) interface. The SMBus 2-wire serial interface sets the charge voltage and current,

ABRUPT VARACTOR DIODES

Package Style DO-7 DC Power Dissipation @ Ta = 25°C 400 mW Min Reverse Breakdown Voltage @ Ir = 10 µA 20 Vdc Max Reverse Current (IR) @ 15 Vdc 0.1 µA Max Operating Temperature (Topr) -65 to + 150°C Storage

Integrated Circuit Telephone Tone Ringer

Description: The NTE1648 and NTE1649 are bipolar integrated circuits in an 8–Lead DIP type package designed for telephone bell replacement. Features: • Designed for Telephone Bell Replacement • Low Current Drain • Small Size 8–Lead MINIDIP Package • Adjustable 2–Frequency Tone