BDX53BAlternatives & Equivalent Parts
About BDX53B
BDX53B is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | BDX53BSource | BD435 | 5017 | MSP430G2403IRHB32R | 929974-01-03-RK |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | Keystone Electronics | Texas Instruments | 3M |
| Package Type | Transistor Outline, Vertical | Transistor Outline, Vertical | Other | Quad Flat No-Lead | Header, Receptacle - Straight PTH Box |
| Pin Count | 3 | 3 | 1 | 32 | 3 |
| Temperature Range | ~ 150.0°C | ~ 150.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 105.0°C |
| Price | $0.2450 | $0.0830 | $0.1600 | $1.8490 | $0.2740 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | 14 Weeks | — | — | — | — |
| YTEOL | 9 | 0 | — | 15 | 9.1 |
| Collector Current-Max (IC) | 8 A | 4 A | — | — | — |
| Collector-Emitter Voltage-Max | 80 V | 32 V | — | — | — |
| Configuration | DARLINGTON WITH BUILT-IN DIODE AND RESISTOR | SINGLE | — | — | — |
| DC Current Gain-Min (hFE) | 750 | 50 | — | — | — |
| JEDEC-95 Code | TO-220AB | TO-126 | — | — | — |
| JESD-30 Code | R-PSFM-T3 | R-PSFM-T3 | — | S-PQCC-N32 | — |
| JESD-609 Code | e3 | e3 | e4 | e4 | e3 |
| Number of Elements | 1 | 1 | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | — | SQUARE | — |
| Package Style | FLANGE MOUNT | FLANGE MOUNT | — | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | — |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | — | — | 260 | — |
| Polarity/Channel Type | NPN | NPN | — | — | — |
| Power Dissipation Ambient-Max | 60 W | 36 W | — | — | — |
| Power Dissipation-Max (Abs) | 60 W | 36 W | — | — | — |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | — |
| Surface Mount | NO | NO | — | YES | — |
| Terminal Finish | Matte Tin (Sn) | MATTE TIN | — | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | — | NO LEAD | — |
| Terminal Position | SINGLE | SINGLE | — | QUAD | — |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | — | — | 30 | — |
| Transistor Application | SWITCHING | SWITCHING | — | — | — |
| Transistor Element Material | SILICON | SILICON | — | — | — |
| Transition Frequency-Nom (fT) | 20 MHz | 3 MHz | — | — | — |
| VCEsat-Max | 2 V | 0.5 V | — | — | — |
| ## BDX53B Alternates Showing results | Image | — | — | — | — |
| Pbfree Code | — | Yes | Yes | Yes | Yes |
| Case Connection | — | ISOLATED | — | — | — |
| ## BD435 Alternates Showing results | — | Image | — | — | — |
| Additional Feature | — | — | PHOSPHOR BRONZE, SILVER PLATED | ALSO OPERATES AT 1.8 V MINIMUM SUPPLY AT 6 MHZ | 3M |
| Connector Type | — | — | TEST POINT | — | BOARD CONNECTOR |
| Contact Finish Termination | — | — | Silver (Ag) | — | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Has ADC | — | — | — | NO | — |
| Bit Size | — | — | — | 16 | — |
| Boundary Scan | — | — | — | YES | — |
| CPU Family | — | — | — | MSP430 | — |
| Clock Frequency-Max | — | — | — | 0.032 MHz | — |
| DAC Channels | — | — | — | NO | — |
| DMA Channels | — | — | — | NO | — |
| Format | — | — | — | FIXED POINT | — |
| Integrated Cache | — | — | — | NO | — |
| Low Power Mode | — | — | — | YES | — |
| Number of I/O Lines | — | — | — | 24 | — |
| Number of Serial I/Os | — | — | — | 2 | — |
| Number of Timers | — | — | — | 6 | — |
| On Chip Data RAM Width | — | — | — | 8 | — |
| On Chip Program ROM Width | — | — | — | 8 | — |
| PWM Channels | — | — | — | YES | — |
| Package Equivalence Code | — | — | — | LCC32,.2SQ,20 | — |
| RAM (bytes) | — | — | — | 512 | — |
| RAM (words) | — | — | — | 0.5 | — |
| ROM (words) | — | — | — | 8192 | — |
| ROM Programmability | — | — | — | FLASH | — |
| Speed | — | — | — | 16 MHz | — |
| Supply Current-Max | — | — | — | 0.42 mA | — |
| Supply Voltage-Max | — | — | — | 3.6 V | — |
| Supply Voltage-Min | — | — | — | 2.2 V | — |
| Supply Voltage-Nom | — | — | — | 2.2 V | — |
| Technology | — | — | — | CMOS | — |
| Temperature Grade | — | — | — | INDUSTRIAL | — |
| Terminal Pitch | — | — | — | 0.5 mm | 2.54 mm |
| uPs/uCs/Peripheral ICs Type | — | — | — | MICROCONTROLLER, RISC | — |
| Body Breadth | — | — | — | — | 0.1 inch |
| Body Depth | — | — | — | — | 0.325 inch |
| Body Length | — | — | — | — | 0.3 inch |
| Body/Shell Style | — | — | — | — | SOCKET |
| Contact Finish Mating | — | — | — | — | NOT SPECIFIED |
| Contact Gender | — | — | — | — | FEMALE |
| Contact Material | — | — | — | — | NOT SPECIFIED |
| Contact Pattern | — | — | — | — | RECTANGULAR |
| Contact Style | — | — | — | — | SQ PIN-SKT |
| DIN Conformance | — | — | — | — | NO |
| Dielectric Withstanding Voltage | — | — | — | — | 2121VAC V |
| Filter Feature | — | — | — | — | NO |
| IEC Conformance | — | — | — | — | NO |
| Insulation Resistance | — | — | — | — | 5000000000 Ω |
| Insulator Color | — | — | — | — | BLACK |
| Insulator Material | — | — | — | — | POLYAMIDE |
| MIL Conformance | — | — | — | — | NO |
| Mating Contact Pitch | — | — | — | — | 0.1 inch |
| Mixed Contacts | — | — | — | — | NO |
| Mounting Option 1 | — | — | — | — | LOCKING |
| Mounting Style | — | — | — | — | STRAIGHT |
| Mounting Type | — | — | — | — | BOARD |
| Number Of Connectors | — | — | — | — | ONE |
| Number Of PCB Rows | — | — | — | — | 1 |
| Number of Rows Loaded | — | — | — | — | 1 |
| Option | — | — | — | — | GENERAL PURPOSE |
| PCB Contact Pattern | — | — | — | — | RECTANGULAR |
| Polarization Key | — | — | — | — | POLARIZED HOUSING |
| Rated Current (Signal) | — | — | — | — | 2 A |
| Reference Standard | — | — | — | — | CUL; UL |
| Terminal Length | — | — | — | — | 0.125 inch |
| Termination Type | — | — | — | — | SOLDER |
| Total Number of Contacts | — | — | — | — | 3 |
| UL Flammability Code | — | — | — | — | 94V-0 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for BDX53B — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for BDX53B is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating BDX53B replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to BDX53B?
Known equivalents for BDX53B include BD435, 5017, MSP430G2403IRHB32R. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of BDX53B?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify BDX53B alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.