L6228QTR STMicroelectronics, L6228QTR Datasheet - Page 2

IC DVR BIPO STEP MOTOR 32-VFQFPN

L6228QTR

Manufacturer Part Number
L6228QTR
Description
IC DVR BIPO STEP MOTOR 32-VFQFPN
Manufacturer
STMicroelectronics
Type
Bipolar Stepper Motor Driverr
Datasheet

Specifications of L6228QTR

Applications
Stepper Motor Driver
Number Of Outputs
1
Current - Output
1.4A
Voltage - Supply
8 V ~ 52 V
Operating Temperature
-25°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
32-VFQFN, 32-VFQFPN
Product
Stepper Motor Controllers / Drivers
Operating Supply Voltage
48 V
For Use With
497-6818 - EVAL BOARD FOR L6228Q
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Load
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-6864-2
L6228QTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L6228QTR
Manufacturer:
STMicroelectronics
Quantity:
10 000
Part Number:
L6228QTR
Manufacturer:
ST
0
Part Number:
L6228QTR
Manufacturer:
ST
Quantity:
20 000
Contents
Contents
1
2
3
4
5
6
7
8
9
10
2/32
Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1.1
1.2
1.3
Pin connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Circuit description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
4.9
4.10
Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Output current capability and IC power dissipation . . . . . . . . . . . . . . 25
Thermal management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Thermal protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Power stages and charge pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Logic inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
PWM current control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Decay modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Stepping sequence generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Half step mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Normal drive mode (full-step two-phase-on) . . . . . . . . . . . . . . . . . . . . . . 18
Wave drive mode (full-step one-phase-on) . . . . . . . . . . . . . . . . . . . . . . . 18
Non-dissipative overcurrent protection . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Doc ID 14321 Rev 4
L6228Q

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