LT1185CT#PBFAlternatives & Equivalent Parts
About LT1185CT#PBF
LT1185CT#PBF is a Integrated Circuit component manufactured by Linear Technology. 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 | LT1185CT#PBFSource | 1N5231BTR | ADP2302ARDZ-R7 | L7905CP | L7915CP | TPS40060PWP | TPS54531DDA |
|---|---|---|---|---|---|---|---|
| Manufacturer | Linear Technology | ON Semiconductor | Analog Devices | STMicroelectronics | STMicroelectronics | Texas Instruments | Texas Instruments |
| Package Type | Transistor Outline, Vertical | Diodes, Axial Diameter Horizontal Mounting | Small Outline Packages | Transistor Outline, Vertical | Transistor Outline, Vertical | — | Small Outline Packages |
| Pin Count | 5 | 2 | 8 | 3 | 3 | — | 9 |
| Temperature Range | — | -65.0°C ~ 200.0°C | -40.0°C ~ 125.0°C | — | — | — | -40.0°C ~ 85.0°C |
| Price | $6.2353 | $0.0118 | $1.6000 | $0.4060 | $0.3193 | $0.6279 | $0.3074 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | — | ACTIVE |
| Electrical Parameters | |||||||
| Pbfree Code | No | Yes | No | — | — | — | Yes |
| Manufacturer Package Code | 05-08-1421 (STD) | 017AG | RD-8-1 | — | — | — | — |
| YTEOL | 9 | 5.93 | 10 | 6.14 | 6.14 | — | 15 |
| Adjustability | ADJUSTABLE | — | — | FIXED | FIXED | — | — |
| Dropout Voltage1-Max | 1 V | — | — | — | — | — | — |
| Dropout Voltage1-Nom | 0.67 V | — | — | 1.4 V | 1.1 V | — | — |
| Input-Output Voltage Differential-Max | 20 V | — | — | — | — | — | — |
| Input-Output Voltage Differential-Min | 1 V | — | — | — | — | — | — |
| JESD-30 Code | R-PZFM-T5 | O-LALF-W2 | R-PDSO-G8 | R-XSFM-T3 | R-XSFM-T3 | — | R-PDSO-G8 |
| Load Regulation-Max(%) | 0.3% | — | — | — | — | — | — |
| Number of Functions | 1 | — | 1 | 1 | 1 | — | 1 |
| Number of Outputs | 1 | — | — | 1 | 1 | — | 1 |
| Operating Temperature TJ-Max | 125 °C | — | — | 125 °C | 125 °C | — | — |
| Output Current1-Max | 3 A | — | — | 1.5 A | 1.5 A | — | — |
| Output Voltage1-Max | 25 V | — | — | 5.25 V | 15.7 V | — | — |
| Output Voltage1-Min | 2.5 V | — | — | 4.75 V | 14.3 V | — | — |
| Package Body Material | PLASTIC/EPOXY | GLASS | PLASTIC/EPOXY | UNSPECIFIED | UNSPECIFIED | — | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | ROUND | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | FLANGE MOUNT | LONG FORM | SMALL OUTLINE, HEAT SINK/SLUG | FLANGE MOUNT | FLANGE MOUNT | — | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | — | — | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — | FIXED NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | FIXED NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | — | — |
| Surface Mount | NO | NO | YES | NO | NO | — | YES |
| Technology | BIPOLAR | ZENER | — | BIPOLAR | BIPOLAR | — | — |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) - annealed | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | WIRE | GULL WING | THROUGH-HOLE | THROUGH-HOLE | — | GULL WING |
| Terminal Pitch | 1.7 mm | — | 1.27 mm | 2.54 mm | 2.54 mm | — | 1.27 mm |
| Terminal Position | ZIG-ZAG | AXIAL | DUAL | SINGLE | SINGLE | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — | — | — | 30 |
| Reach Compliance Code | — | Compliant | — | — | — | — | — |
| Case Connection | — | ISOLATED | — | — | — | — | — |
| Configuration | — | SINGLE | — | — | — | — | — |
| Diode Element Material | — | SILICON | — | — | — | — | — |
| Diode Type | — | ZENER DIODE | — | — | — | — | — |
| Dynamic Impedance-Max | — | 17 Ω | — | — | — | — | — |
| JEDEC-95 Code | — | DO-204AH | — | — | — | — | — |
| JESD-609 Code | — | e3 | e3 | e3 | e3 | — | e4 |
| Knee Impedance-Max | — | 1600 Ω | — | — | — | — | — |
| Number of Elements | — | 1 | — | — | — | — | — |
| Polarity | — | UNIDIRECTIONAL | — | — | — | — | — |
| Power Dissipation-Max | — | 0.5 W | — | — | — | — | — |
| Reference Voltage-Nom | — | 5.1 V | — | — | — | — | — |
| Reverse Current-Max | — | 5 µA | — | — | — | — | — |
| Reverse Test Voltage | — | 2 V | — | — | — | — | — |
| Voltage Temp Coeff-Max | — | 0.03 mV/°C | — | — | — | — | — |
| Voltage Tol-Max | — | 5% | — | — | — | — | — |
| Working Test Current | — | 20 mA | — | — | — | — | — |
| Additional Feature | — | — | PFM CONTROL ALSO POSSIBLE; ADJUSTABLE OUTPUT VOLTAGE DOWN TO 0.8V | — | — | — | ADJUSTABLE OUTPUT VOLTAGE DOWN TO 0.8 V |
| Analog IC - Other Type | — | — | SWITCHING REGULATOR | — | — | — | SWITCHING REGULATOR |
| Control Mode | — | — | CURRENT-MODE | — | — | — | CURRENT-MODE |
| Control Technique | — | — | PULSE WIDTH MODULATION | — | — | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | — | — | 20 V | 25 V | 30 V | — | 28 V |
| Input Voltage-Min | — | — | 3 V | 7 V | 17.5 V | — | 3.5 V |
| Input Voltage-Nom | — | — | 3.3 V | — | — | — | 12 V |
| Output Current-Max | — | — | 4.4 A | — | — | — | 5 A |
| Output Voltage-Max | — | — | 5 V | — | — | — | 25 V |
| Output Voltage-Min | — | — | 0.8 V | — | — | — | 0.8 V |
| Output Voltage-Nom | — | — | 0.8 V | — | — | — | — |
| Package Equivalence Code | — | — | SOP8,.25 | SIP3,.1ISO-TB | SIP3,.1ISO-TB | — | — |
| Supply Current-Max (Isup) | — | — | 0.95 mA | — | — | — | — |
| Switcher Configuration | — | — | BUCK | — | — | — | BUCK |
| Switching Frequency-Max | — | — | 805 kHz | — | — | — | 570 kHz |
| Temperature Grade | — | — | AUTOMOTIVE | — | — | — | INDUSTRIAL |
| Factory Lead Time | — | — | — | 8 Weeks | 8 Weeks | — | — |
| Input Voltage Absolute-Max | — | — | — | 35 V | 35 V | — | — |
| Line Regulation-Max | — | — | — | 0.1% | 0.3% | — | — |
| Load Regulation-Max | — | — | — | 0.1% | 0.3% | — | — |
| Output Voltage1-Nom | — | — | — | 5 V | 15 V | — | — |
| Packing Method | — | — | — | TUBE | TUBE | — | — |
| Voltage Tolerance-Max | — | — | — | 5% | 4.67% | — | — |
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 6 alternatives for LT1185CT#PBF — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for LT1185CT#PBF 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 LT1185CT#PBF 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 LT1185CT#PBF?
Known equivalents for LT1185CT#PBF include 1N5231BTR, ADP2302ARDZ-R7, L7905CP. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LT1185CT#PBF?
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 LT1185CT#PBF 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.