LB1946-E ON Semiconductor, LB1946-E Datasheet - Page 6

• 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

Block Diagram
OUTA-
OUTB-
OUTA
OUTB
VBB
V CC
MD
ST
Control logic circuit
Control logic circuit
LB1946
shutdown
Thermal
circuit
VREF2
VREF1
Current selection
+
Current selection
+ -
blanking time
multi-vibrator
blanking time
multi-vibrator
One-shot
One-shot
-
circuit
circuit
Serial-parallel
conversion
circuit
GND
No.7115-6/16
CR1
CR2
DATA
E2
SET
CLK
E1