UC1525BJAlternatives & Equivalent Parts
About UC1525BJ
UC1525BJ 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 | UC1525BJSource | UC1525AJ883B | UC1825AJ883B | UC3525ADW | OPA847IDBVT | SN74LVC1G19DBVR | LM2776DBVT | UC1525BJ883B |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Ceramic Dual-In-Line Packages | Ceramic Dual-In-Line Packages | SOIC-16 | — | Small Outline Packages | SOT23 (6-Pin) | Ceramic Dual-In-Line Packages |
| Pin Count | 16 | 16 | 16 | 16 | — | 6 | 6 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | 0.0°C ~ 70.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C |
| Price | — | — | — | $1.1400 | $3.2592 | $0.0741 | $0.4816 | — |
| Electrical Parameters | ||||||||
| Pbfree Code | Yes | Yes | Yes | — | — | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 | — | — | 15 | 15 | 15 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | — | — | — | SWITCHED CAPACITOR CONVERTER | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | CURRENT-MODE | — | — | — | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | — | — | PULSE FREQUENCY MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 35 V | 35 V | 20 V | — | — | — | 5.5 V | 35 V |
| Input Voltage-Min | 8 V | 8 V | 8.8 V | — | — | — | 2.7 V | 8 V |
| Input Voltage-Nom | 20 V | 20 V | 12 V | — | — | — | 3.6 V | 20 V |
| JESD-30 Code | R-GDIP-T16 | R-GDIP-T16 | R-GDIP-T16 | — | — | R-PDSO-G6 | R-PDSO-G6 | R-GDIP-T16 |
| JESD-609 Code | e0 | e0 | e0 | — | — | e3 | e4 | e0 |
| Number of Functions | 1 | 1 | 1 | — | — | 1 | 1 | 1 |
| Output Current-Max | 0.5 A | 0.5 A | 2.2 A | — | — | — | 0.2 A | 0.5 A |
| Output Voltage-Max | 5.138 V | 5.15 V | 5.15 V | — | — | — | -2.7 V | 5.138 V |
| Output Voltage-Min | 5.062 V | 5.05 V | 5.05 V | — | — | — | -5.5 V | 5.062 V |
| Output Voltage-Nom | 5.1 V | 5.1 V | 5.1 V | — | — | — | — | 5.1 V |
| Package Body Material | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED |
| Package Equivalence Code | DIP16,.3 | DIP16,.3 | DIP16,.3 | — | — | TSOP6,.11,37 | — | DIP16,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | — | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — | Not Qualified | — | Not Qualified |
| Supply Current-Max (Isup) | 20 mA | 20 mA | 36 mA | — | — | — | 0.2 mA | 20 mA |
| Supply Voltage-Max (Vsup) | 8 V | 8 V | 20 V | — | — | 5.5 V | — | 8 V |
| Surface Mount | NO | NO | NO | — | — | YES | YES | NO |
| Switcher Configuration | BUCK-BOOST | PUSH-PULL | PUSH-PULL | — | — | — | INVERTER | BUCK-BOOST |
| Switching Frequency-Max | 400 kHz | 500 kHz | 1000 kHz | — | — | — | 2300 kHz | 400 kHz |
| Technology | BIPOLAR | BIPOLAR | BICMOS | BiCMOS | — | CMOS | CMOS | BIPOLAR |
| Temperature Grade | MILITARY | MILITARY | MILITARY | — | — | INDUSTRIAL | INDUSTRIAL | MILITARY |
| Terminal Finish | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | — | — | Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | — | — | GULL WING | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | — | — | 0.95 mm | 0.95 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | — | — | DUAL | DUAL | DUAL |
| ## UC1525BJ Alternates Showing results | Image | — | — | — | — | — | — | — |
| Screening Level | — | MIL-STD-883 Class B | MIL-STD-883 Class B | — | — | — | — | MIL-STD-883 Class B |
| ## UC1525AJ883B Alternates Showing results | — | Image | — | — | — | — | — | — |
| Reach Compliance Code | — | — | Not Compliant | — | — | — | — | — |
| Date Of Intro | — | — | 1999-11-03 | — | — | — | — | — |
| Additional Feature | — | — | CAN ALSO BE CONFIGURED IN CURRENT MODE | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | 9.2 V | — | — | 1.65 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | 12 V | — | — | 1.8 V | — | — |
| ## UC1825AJ883B Alternates Showing results | — | — | Image | — | — | — | — | — |
| Supply Voltage | — | — | — | 8–35V | — | — | — | — |
| Oscillator Frequency | — | — | — | Up to 400kHz | — | — | — | — |
| Output Current | — | — | — | 200mA | — | — | — | — |
| Voltage Reference | — | — | — | 5.1V ±1% | — | — | — | — |
| Operating Temperature | — | — | — | 0°C to 70°C | — | — | — | — |
| Package | — | — | — | SOIC-16 | — | — | — | — |
| Pin Count | — | — | — | 16 | — | — | — | — |
| Family | — | — | — | — | — | LVC/LCX/Z | — | — |
| Input Conditioning | — | — | — | — | — | STANDARD | — | — |
| Load Capacitance (CL) | — | — | — | — | — | 50 pF | — | — |
| Logic IC Type | — | — | — | — | — | OTHER DECODER/DRIVER | — | — |
| Max I(ol) | — | — | — | — | — | 0.032 A | — | — |
| Number of Bits | — | — | — | — | — | 1 | — | — |
| Output Characteristics | — | — | — | — | — | 3-STATE | — | — |
| Output Polarity | — | — | — | — | — | COMPLEMENTARY | — | — |
| Packing Method | — | — | — | — | — | TR | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | 260 | 260 | — |
| Power Supply Current-Max (ICC) | — | — | — | — | — | 0.01 mA | — | — |
| Prop. Delay@Nom-Sup | — | — | — | — | — | 5.2 ns | — | — |
| Propagation Delay (tpd) | — | — | — | — | — | 16.1 ns | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | 30 | 30 | — |
| ## SN74LVC1G19DBVR Alternates Showing results | — | — | — | — | — | Image | — | — |
| Number of Outputs | — | — | — | — | — | — | 1 | — |
| ## LM2776DBVT Alternates Showing results | — | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
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Switching Controller, Voltage-mode, 0.5A, 400kHz Switching Freq-Max, BIPolar, CDIP16
Why Look for Alternatives?
Finding alternatives for UC1525BJ 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 UC1525BJ 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 UC1525BJ?
Known equivalents for UC1525BJ include UC1525AJ883B, UC1825AJ883B, UC3525ADW. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC1525BJ?
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 UC1525BJ 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.