LB1946-E
IC MTR DRV BIPLR 4.5-5.5V 28HDIP
Pmic Motor Drivers Controllers
28-SDIP (0.500", 12.70mm) Exposed Pad
Obsolete
$2.91 / unit (market reference)
MOQ: 104 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | LB1946-E |
| Package / Case | 28-SDIP (0.500", 12.70mm) Exposed Pad |
| Mounting Type | Through Hole |
| Operating Temperature | -20°C ~ 85°C (TA) |
| Topology | Driver - Fully Integrated, Control and Power Stage |
| Current - Output | 1.5A |
| Supplier Device Package | 28-HDIP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
LB1946-E by Rochester Electronics, LLC is a Driver - Fully Integrated, Control and Power Stage IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 28-SDIP (0.500", 12.70mm) Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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Alternatives & Replacements
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IC MTRDRV BIPLR 4.75-5.25V 28DIP
LB1845-E
IC MOTOR DRIVER BIPOLAR 28HDIP
LB1976-E
IC MOTOR DRIVER 4.5V-6.7V 28HDIP
LB1929-E
IC MOTOR DRIVER 9.5V-28V 28HDIP
LB1845L-E
IC MOTOR DRIVER 28DIP
LB1927-E
IC MOTOR DRIVER 9.5V-28V 28HDIP
All Technical Specifications
| Function | Driver - Fully Integrated, Control and Power Stage |
| Interface | Parallel, Serial |
| Technology | Bipolar |
| Applications | General Purpose |
| Voltage - Load | 10V ~ 45V |
| Current - Output | 1.5A |
| Voltage - Supply | 4.5V ~ 5.5V |
| Motor Type - Stepper | Bipolar |
| Output Configuration | Half Bridge (4) |
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