Product Summary

The STK681-050 is a bidirectional DC brush-type motor driver IC with brake function that incorporates MOSFET power elements. Applications include PPC drum and scanner motor drivers, LPB drum motor drivers, printer head and carriage motor drivers and general DC motor applications.

Parametrics

STK681-050 absolute maximum ratings: (1)maximum supply voltage2: 50V; (2)maximum supply voltage2: 10V; (3)maximum input voltage: ±10V; (4)maximum motor starting current: 12A; (5)maximum motor brake current1: 12A; (6)maximum motor brake current2: 16A; (7)thermal resistance: 5℃/W; (8)junction temperature: 150℃; (9)operating substrate temperature: 105℃; (10)storage temperature: -40 to +125℃.

Features

STK681-050 features: (1)H-bridge output stage configuration employing 4MOSFETs; (2)independent TTL/CMOS-level control for each MOSFET(4-pin control); (3)external signal control of forward, reverse and brake opearion; (4)MOSFETs supporting 12A peak starting current and 13.5A peak brake current; (5)DC input supporting saturation operation; (6)only 1 charge pump electrolytic capacitor required.

Diagrams

STK681-050 block diagram 

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
STK681-050
STK681-050

Other


Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
STK621-033A-E
STK621-033A-E

ON Semiconductor

Motor / Motion / Ignition Controllers & Drivers

Data Sheet

0-1: $12.20
1-25: $11.23
25-100: $10.43
100-250: $9.56
STK621-041
STK621-041

Other


Data Sheet

Negotiable 
STK621-041A-E
STK621-041A-E

ON Semiconductor

Motor / Motion / Ignition Controllers & Drivers

Data Sheet

0-1: $21.07
1-25: $19.39
25-100: $18.01
100-250: $16.52
STK621-043A-E
STK621-043A-E

ON Semiconductor

Motor / Motion / Ignition Controllers & Drivers

Data Sheet

0-1: $16.19
1-25: $14.90
25-100: $13.84
100-250: $12.70
STK621-061A-E
STK621-061A-E

Other


Data Sheet

Negotiable 
STK621-061-E
STK621-061-E

ON Semiconductor

Motor / Motion / Ignition Controllers & Drivers INVERTER HIC

Data Sheet

0-1: $21.79
1-25: $21.07