TL3845BPAlternatives & Equivalent Parts
About TL3845BP
TL3845BP is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | TL3845BPSource | UC2842ADWTR | ATMEGA8-16MU |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Microchip |
| Package Type | Dual-In-Line Packages | Small Outline Packages | Quad Flat No-Lead |
| Pin Count | 8 | 16 | 32 |
| Temperature Range | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.3158 | $0.6684 | — |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 14 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | — |
| Control Mode | CURRENT-MODE | CURRENT-MODE | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | 30 V | 28 V | — |
| Input Voltage-Min | 12 V | 11 V | — |
| Input Voltage-Nom | 15 V | 15 V | — |
| JESD-30 Code | R-PDIP-T8 | R-PDSO-G16 | S-XQCC-N32 |
| JESD-609 Code | e4 | e4 | e3 |
| Number of Functions | 1 | 1 | — |
| Output Current-Max | 1 A | 1 A | — |
| Output Voltage-Max | 5.1 V | 5.05 V | — |
| Output Voltage-Min | 4.9 V | 4.95 V | — |
| Output Voltage-Nom | 5 V | 5 V | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED |
| Package Equivalence Code | DIP8,.3 | SOP16,.4 | LCC32,.2SQ,20 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE |
| Package Style | IN-LINE | SMALL OUTLINE | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 30 mA | 25 mA | — |
| Supply Voltage-Max (Vsup) | 30 V | 28 V | — |
| Supply Voltage-Nom (Vsup) | 15 V | 11 V | — |
| Surface Mount | NO | YES | YES |
| Switcher Configuration | SINGLE | BUCK-BOOST | — |
| Switching Frequency-Max | 300 kHz | 500 kHz | — |
| Technology | BIPOLAR | BIPOLAR | CMOS |
| Temperature Grade | COMMERCIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | GULL WING | NO LEAD |
| Terminal Pitch | 2.54 mm | 1.27 mm | 0.5 mm |
| Terminal Position | DUAL | DUAL | QUAD |
| ## TL3845BP Alternates Showing results | Image | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | 260 |
| Supply Voltage-Min (Vsup) | — | 16 V | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 40 |
| Manufacturer Package Code | — | — | VQFN-32 |
| Factory Lead Time | — | — | 4 Weeks |
| Has ADC | — | — | YES |
| Bit Size | — | — | 8 |
| Boundary Scan | — | — | NO |
| CPU Family | — | — | AVR RISC |
| Clock Frequency-Max | — | — | 16 MHz |
| DAC Channels | — | — | NO |
| DMA Channels | — | — | NO |
| Format | — | — | FIXED POINT |
| Integrated Cache | — | — | NO |
| Low Power Mode | — | — | YES |
| Number of External Interrupts | — | — | 2 |
| Number of I/O Lines | — | — | 23 |
| Number of Serial I/Os | — | — | 1 |
| Number of Timers | — | — | 3 |
| On Chip Data RAM Width | — | — | 8 |
| On Chip Program ROM Width | — | — | 8 |
| PWM Channels | — | — | YES |
| RAM (bytes) | — | — | 1024 |
| ROM (words) | — | — | 8192 |
| ROM Programmability | — | — | FLASH |
| Speed | — | — | 16 MHz |
| Supply Current-Max | — | — | 15 mA |
| Supply Voltage-Max | — | — | 5.5 V |
| Supply Voltage-Min | — | — | 5 V |
| Supply Voltage-Nom | — | — | 5 V |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC |
| ## ATMEGA8-16MU Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO16
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Why Look for Alternatives?
Finding alternatives for TL3845BP 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 TL3845BP 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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What is equivalent to TL3845BP?
Known equivalents for TL3845BP include UC2842ADWTR, ATMEGA8-16MU. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TL3845BP?
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 TL3845BP 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.