STMicroelectronics MC34063ABD-TR DC DC Switching Regulators
Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 8-SOIC (0.154", 3.90mm Width)
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
MC34063ABD-TR
Detailed Description
IC REG BUCK BST ADJ 1.5A 8SO
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
MC34063ABD-TR Datasheet
Quick Jump:
Technical Specifications
STMicroelectronics MC34063ABD-TR DC DC Switching Regulators technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Lifecycle Status
Active
Output Type
Adjustable
Max Input Voltage
40V
Output Current
1.5A (Switch)
Switching Frequency
33kHz
Number of Outputs
1
Alternate Parts Comparison (MC34063ABD-TR vs MC34063ECD-TR vs MC34063ABD vs ST662ACD)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Switching Frequency | 33kHz | 33kHz | 33kHz | 400kHz |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Obsolete | Obsolete |
| Function | Step-Up, Step-Down | Step-Up, Step-Down | Step-Up, Step-Down | Step-Up |
| Max Input Voltage | 40V | 40V | 40V | 5.5V |
| Min Input Voltage | 3V | 3V | 3V | 4.5V |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive or Negative | Positive or Negative | Positive or Negative | Positive |
| Output Current | 1.5A (Switch) | 1.5A (Switch) | 1.5A (Switch) | 30mA |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC34063ADR2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
DC-DC Controller 3-40V In, 1.25-40V Out, 1.5A, SOIC
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