Bipolar Relay Driver
Socket - NUD3105
Vibrator
Motor
MOSFET Relay Driver
Socket - NUD3112
Water
Valve
Relay
MOSFET Relay Driver
Socket - NUD3124
Window
Relay
Switch
Microprocessor Microprocessor
Microprocessor
Features
Integrates diodes, resistors and capacitors
into one circuit
Delivers additional current to the relay coil
and protects against ESD
Meets IEC61000-4-4 Electrical Fast Tran-
sient (EFT) test standards
Applications
Motors and electro-mechanical relays for:
Automotive windows and door locks
Consumer appliances, electronics, and toys
Telecom modems
Device Configuration Circuit Type * Voltage/Current Package
MDC3105 Single Bipolar-Clamp 5 V / 500 mA SOT-23
MDC3105D Dual Bipolar-Clamp 5 V / 500 mA SC-74
NUD3105 Single MOSFET 5 V / 500 mA SOT-23
NUD3105D Dual MOSFET 5 V / 500 mA SC-74
NUD3112 Single Bipolar-Freewheeling 12 V / 500 mA SOT-23
NUD3112D Dual Bipolar-Freewheeling 12 V / 500 mA SC-74
NUD3124 Single MOSFET 24 V / 150 mA SOT-23
NUD3124D Dual MOSFET 24 V / 150 mA SC-74
NUD3160 Single MOSFET 60 V / 150 mA SOT-23
NUD3160D Dual MOSFET 60 V / 150 mA SC-74
NUD3048 Single MOSFET 100 V / 900 mA SC-74
* Bipolar: the driver circuit consists of a transistor combined with resistors and diodes.
MOSFET: the driver circuit consists of a MOSFET combined with resistors and diodes.
Available Relay Drive Circuits
5 V Relay Driver Socket 12 V Relay Driver Socket
24 V Relay Driver Socket
Most relays mounted to a PCB
require a relay driver circuit!
Sales and Design Assistance from ON Semiconductor
SGD525/D
SGD525-0 PRINTED IN USA 08/06 IRONWOOD XXXX 5K
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