APX6219KI-TUL Anpec Electronics Corporation, APX6219KI-TUL Datasheet

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APX6219KI-TUL

Manufacturer Part Number
APX6219KI-TUL
Description
PWM Stepper Motor Driver
Manufacturer
Anpec Electronics Corporation
Datasheet
Internal Thermal Shutdown
Thermal Printer
Up to 750 mA Continuous Output Current for
Low Output Saturation Voltage
Stepping Motor Control
Able to Drive Both Windings of Bipolar Stepper
Up to 28V Output Sustaining Voltage
Internal PWM Current Control
Built-in Protection Diode
Each Winding
Lead Free Available (RoHS Compliant)
Scanner
Motor
COMP.INPUT2
SENSE2
PHASE2
OUT1A
OUT2A
OUT2B
VREF2
GND
GND
RC2
l02
I12
SOP-24 (Top View)
11
12
10
1
2
3
4
5
6
7
8
9
The APX6219 is designed to drive both winding of a
two-phase bipolar stepper motor or bidirectionally
control 2 DC motors. APX6219 includes two H-
bridges capable of continuous output current of ±750
mA with peak start up to 1A and operating voltages
up to 28V. Motor winding current can be controlled
by the internal fixed-frequency, pulse-width modulated
(PWM), current-control circuitry. Wide range current
control is controlled by means of two logic inputs with
a external reference voltage for each bridge. The peak
load current limit is set by the user’s selection of a
reference voltage and current-sensing resistor. Two
logic-level select output current limits of 0%,33%,
67%, or 100% of the maximum level. A phase input
to each bridge determines load current direction. A
thermal shutdown protection circuit disables the out-
puts if the chip temperature over the safe operation
limit. The APX6219 come in SOP-24 package.
24
23
22
21
20
19
18
17
16
15
14
13
V
SENSE1
COMP.INPUT1
OUT1B
l01
GND
GND
l11
PHASE1
VREF1
RC1
V
BB
CC
(LOAD SUPPLY)
(LOGIC SUPPLY)
PWM Stepper Motor Driver

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APX6219KI-TUL Summary of contents

Page 1

Able to Drive Both Windings of Bipolar Stepper Motor Up to 750 mA Continuous Output Current for Each Winding Up to 28V Output Sustaining Voltage Internal PWM Current Control Built-in Protection Diode Low Output Saturation Voltage Internal Thermal Shutdown Lead ...

Page 2

Notes: ANPEC lead-free products contain molding compounds/die attach materials and 100% matte ...

Page 3

COMPARATOR (20) I01 ¡ ¡ ^ I11 (16) PHASE1 (15) VREF1 (11) VREF2 (8) I02 (9) I12 (10) PHASE2 (6,7,18,19) GND COMPARATOR Symbol V Load Supply Voltage BB I Output Current (Peak Output Current (Continuous) ...

Page 4

Unless otherwise noted these specifications apply over full temperature 125 C . Typical values refer Symbol Parameter Output drivers (OUTA or OUTB) V Motor Supply Voltage BB I Output Leakage Current LEAK V ...

Page 5

/ off motor B ridge on S ource off Rs ...

Page 6

Stand-by Stand-by Half-step motor drive Half-step motor drive I01 I01 I11 I11 Phase1 Phase1 Phase2 Phase2 I02 I02 I12 I12 Motor1 Current Motor1 Current 500mA 500mA -167 mA -167 mA -333 mA -333 mA -500mA -500mA Motor2 current Motor2 current ...

Page 7

Phase Phase True Table ...

Page 8

All Bridge Enable (0~300mA (1V/div) OUT1A Time ( 0.1ms/div) I0, I1 Threshold Voltage 2 =12V BB 1 4.5 5 5.5 V (V) CC All Bridge ...

Page 9

Output Saturation Voltage 900 800 700 Sink Source 600 500 400 300 200 100 0 0 0.25 0.5 0.75 1 1.25 V (V) CE Operating Waveform1 V (5V/div) PHASE1 R =56k , = (500mA~-500mA) L ...

Page 10

Half Stage Operation V (10V/div) OUT1A V (10V/div) OUT1B I (300mA~-300mA (1.6V~4.2V) RC1 Time (5ms/div) ...

Page 11

PWM Current Control The APX6219 dual bridge is designed to drive both windings of a bipolar stepper motor. Output current is sensed and controlled independently in each bridge by an external sense resistor (R ), internal comparator, S and monostable ...

Page 12

SO – 300mil ( Reference JEDEC Registration MS-013 Millimeters Dim Min. Max. Variations 2.65 A 2.35 SO-16 0.10 0.30 A1 SO-18 0.33 0.51 B SO-20 D See variations SO-24 7.40 7.60 E ...

Page 13

Terminal Material Solder-Plated Copper (Solder Material : 90/10 or 63/37 SnPb), 100%Sn Lead Solderability Meets EIA Specification RSI86-91, ANSI/J-STD-002 Category 3. (IR/Convection or VPR Reflow Profile Feature Average ramp-up ...

Page 14

Table 1. SnPb Entectic Process – Package Peak Reflow Tem peratures Package Thickness <2 2 Table 2. Pb-free Process – Package Classification Reflow Tem peratures Package Thickness <1 1 – 2.5 m ...

Page 15

A Application A B 330 1 62 1.5 SOP 11.5 0.1 1.55 +0.1 1.5+ 0.25 4.0 Application Carrier Width SOP- 24 Anpec Electronics Corp. Head Office : 5F, No. 2 Li-Hsin Road, SBIP, Hsin-Chu, Taiwan, R.O.C. Tel ...

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