LB1946-E ON Semiconductor, LB1946-E Datasheet - Page 3

• Manufacturer Part Number: LB1946-E
• Description: 55T3131
• Manufacturer: ON Semiconductor
• Type: Stepper Motor Driverr

Specifications of LB1946-E

• Motor Type: Stepper
• No. Of Outputs: 2
• Output Current: 1.5A
• Driver Case Style: DIP
• No. Of Pins: 28
• Operating Temperature Range: -20°C To +85°C
• Svhc: No SVHC (20-Jun-2011)
• Base Number: 1946
• Rohs Compliant: Yes
• Product: Stepper Motor Controllers / Drivers
• Operating Supply Voltage: 10 V to 45 V
• Supply Current: 37 mA
• Mounting Style: Through Hole
• Package / Case: DIP-28
• Operating Temperature: - 20 C to + 85 C
• Supply Voltage (min): 4.5 V
• Lead Free Status / Rohs Status: Details

AC Electrical Characteristics at V CC = 5V
V CC =3.3V Specification
Absolute Maximum Ratings
Allowable Operating Ranges at Ta = 25°C
Electrical Characteristics at Ta = 25°C, V CC = 3.3V, VBB = 45V, VREF = 1.0V
*Design guaranteed value
Clock frequency
Data setup time
Data hold time
Minimum clock high-level pulse width
Minimum clock low-level pulse width
SET pin stipulated time
SET pin signal pulse width
Emitter output voltage
Motor system supply voltage
Logic system supply voltage
Reference voltage
Output Block
Output stage supply current
Output saturation voltage 1
Output saturation voltage 2
Output saturation voltage 3
Output saturation voltage 4
Output leakage current
Output sustain voltage
DATA
CLK
SET
Parameter
Parameter
Parameter
Parameter
D4
I O 1 (leak)
I O 2 (leak)
IBB OFF
Symbol
IBB ON
V O sat1
V O sat2
V O sat3
V O sat4
V O sus
Symbol
t DS t DH
t SCH
t SCL
t latw
t DS
t DH
f clk
t lat
Symbol
Symbol
VREF
VBB
V CC
D5
VE
t SCH
I O =+1.0A (sink)
I O =+1.5 A (sink)
I O =-1.0 A (source)
I O =-1.5 A (source)
V O =VBB (sink)
V O =0V (source)
L=15mH I O =-1.5A *
f clk
t SCL
V CC =5.0V
V CC =5.0V
V CC =5.0V
V CC =5.0V
V CC =5.0V
V CC =5.0V
V CC =5.0V
D6
LB1946
Conditions
Conditions
Conditions
Conditions
min
min
-50
0.9
0.9
0.9
0.9
0.9
1.9
1.6
1.3
45
Ratings
Ratings
D10
Ratings
Ratings
typ
typ
200
2.5
2.5
2.5
2.5
2.5
5.0
2.4
1.9
1.9
2.2
1.3
1.6
Continued on next page.
3.0 to 3.6
0.0 to 1.0
10 to 45
D11
max
max
0.5
t lat
550
3.5
2.5
2.2
2.4
1.7
2.0
50
No.7115-3/16
Unit
Unit
t latw
unit
kHz
unit
V
V
V
V
mA
mA
µA
µA
µs
µs
µs
µs
µs
µs
V
V
V
V
V