Product Summary

The U641B is a bi-polar integrated circuit designed for the wiper application in the automotive market. It includes wipe, wash and internal mode.

Parametrics

Absolute maximum ratings: (1)Supply voltage t = 60 s, terminal 15, 8 pin, VBatt: 28 V; (2)Supply current, 8pin: I8:1.5A at t = 2 ms; I8: 150 mA at t = 200 ms ; (3)Relay control output current (DC), 7pin: I7: 200mA; I7:1.2A at t = 200 ms; (4)Pulse Current (Control Inputs) t = 200 ms: Park switch, S1, 6pin, I6:50mA; Wipe/Wash switch, S3, 5pin,I5:50mA; (5)Interval switch, S2, 2pin,I2:50mA; (6)Power dissipation Tamb = 90℃, Ptot: 500 mW; (7)Storage temperature range, Tstg: -55 to +125 ℃; (8)Ambient temperature range, Tamb: -40 to +85 ℃.

Features

Features: (1)Interval Pause: 4 to 20 s; (2)After-wiping Time: 2 to 20 s; (3)Wiper Motors Park Switch; (4)0.6 s Prewash Delay; (5)Wipe/Wash Mode Priority; (6)One External Capacitor Determines All Time Sequences; (7)Relay Driver with Z-diode; (8)Interference Protection According to VDE 0839 or ISO/TR 7637/1; (9)Load-dump Protected.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
U641B-M
U641B-M


IC CONTROL WIPE/WASH DELAY 8-DIP

Data Sheet

Negotiable 
U641B-MFP
U641B-MFP


IC CONTROL WIPE/WASH DELAY 8SOIC

Data Sheet

Negotiable 
U641B-MFPG3Y
U641B-MFPG3Y

Atmel

Motor / Motion / Ignition Controllers & Drivers WiWa Control w/ Prewash Delay

Data Sheet

Negotiable 
U641B-MY
U641B-MY

Atmel

Motor / Motion / Ignition Controllers & Drivers WiWa Control w/ Prewash Delay

Data Sheet

Negotiable 
U641B-MFPY
U641B-MFPY

Atmel

Motor / Motion / Ignition Controllers & Drivers WiWa Control w/ Prewash Delay

Data Sheet

Negotiable 
U641B-MFPG3
U641B-MFPG3


IC CONTROL WIPE/WASH DELAY 8SOIC

Data Sheet

Negotiable 
U641B
U641B

Other


Data Sheet

Negotiable