L6223A ST Microelectronics, Inc., L6223A Datasheet - Page 4

• Manufacturer Part Number: L6223A
• Description: Dmos Programmable High Speed Unipolar Stepper Motor Driver
• Manufacturer: ST Microelectronics, Inc.

L6223A
ELECTRICAL CHARACTERISTICS (T
C = 3.3nF, unless otherwise specified).
SINK MOS
SOURCE MOS
CURRENT CONTROL SECTION
LOGIC LEVELS
4/33
V
V
I
I
I
V
T
R
R
V
f
t
R
T
V
V
S
SS
OL
(OSC)
(dis)
Symbol
S
SS
rs
BOOT
ref
W
(IN)L
(IN)H
DS(ON)
DS(ON)
int
Power Supply
Logic Supply
Power Supply Quiescent
Current
Logic Supply Quiescent
Current
Output Leakage Curr.
Reset Threshold
Voltage (Pin 14)
Bootstrap Refresh Pulse
ON Resistance
ON Resistance
Internal Reference Volt.
Oscillator Frequency
RC Network Discharge
Time (t
Internal Discharge Resistor
(pin 14)
Sense Filter Time Constant
Input Low Voltage
Input High Voltage
ON
Parameter
min)
j
= 25 C, V
IN1, IN2, IN3, IN4 = L
RC = 0V DA/CLEV = L
DA/OPLO = L
IN1, IN2, IN3, IN4 = L
RC = 0V DA/CLEV = L
DA/OPLO = L
V
C
(Fig. 2a and Fig. 3)
(Fig. 2b and Fig. 3)
DA/CLEV = L; IN4 = H
I
(Fig. 20)
(Fig. 20)
(Fig. 4)
O
O
BOOT
= 100% nominal value
= 100V (Fig. 1)
S
Test conditions
= 10nF
= 42V, V
SS
= 5V, external RC network: R = 18k ,
0.475
–0.3
Min
4.5
2.3
2.4
18
9
1
Typ
0.5
1.2
1.4
32
14
20
5
2
3
3
0.525
Max
V
5.5
0.9
1.2
0.7
4.3
2.3
0.8
46
20
22
4
1
5
SS
Unit
KHz
mA
mA
mA
k
V
V
V
V
V
V
s
s
s