ISO7740DBQRAlternatives & Equivalent Parts
About ISO7740DBQR
ISO7740DBQR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | ISO7740DBQRSource | ISO7740QDBQRQ1 | ISO7740DBQ | TPS7A2501DRVR | LM2574M-5.0 | ISO7740FDBQR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline No-lead | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 | 7 | 14 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.6710 | $1.4700 | $1.2585 | $0.3590 | $0.8261 | $0.7743 |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes |
| Date Of Intro | 2017-07-23 | 2017-05-27 | 2017-07-23 | 2019-03-01 | 1993-01-01 | 2017-07-23 |
| YTEOL | 15 | 15 | 0 | 15 | 0 | 15 |
| Interface IC Type | DIGITAL ISOLATOR | DIGITAL ISOLATOR | DIGITAL ISOLATOR | — | — | DIGITAL ISOLATOR |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | S-PDSO-N6 | R-PDSO-G14 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e0 | e4 |
| Number of Channels | 4 | 4 | 4 | — | — | 4 |
| Number of Functions | 1 | 4 | 4 | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP16,.25 | SSOP16,.25 | SSOP16,.25 | — | — | SSOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE | SMALL OUTLINE | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 220 | 260 |
| Supply Voltage-Max | 5.5 V | 5.5 V | 5.5 V | — | — | 5.5 V |
| Supply Voltage-Min | 2.25 V | 2.25 V | 2.25 V | — | — | 2.25 V |
| Supply Voltage-Nom | 2.5 V | 2.5 V | 2.5 V | — | — | 2.5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Temperature Grade | MILITARY | AUTOMOTIVE | MILITARY | — | AUTOMOTIVE | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | NO LEAD | GULL WING | GULL WING |
| Terminal Pitch | 0.635 mm | 0.635 mm | 0.635 mm | 0.65 mm | 1.27 mm | 0.635 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | NOT SPECIFIED | 30 |
| ## ISO7740DBQR Alternates Showing results | Image | — | — | — | — | — |
| Screening Level | — | AEC-Q100 | IEC 62368-1 | — | — | — |
| Technology | — | CMOS | CMOS | BICMOS | BIPOLAR | — |
| Additional Feature | — | — | ALSO REQUIRED VCC2 2.25-5.5V SUPPLY; ALSO OPERATE WITH 3.3V AND 5V SUPPLY | — | — | — |
| Adjustability | — | — | — | ADJUSTABLE | — | — |
| Dropout Voltage1-Max | — | — | — | 0.36 V | — | — |
| Dropout Voltage1-Nom | — | — | — | 0.21 V | — | — |
| Input Voltage-Max | — | — | — | 18 V | 40 V | — |
| Input Voltage-Min | — | — | — | 2.4 V | 4 V | — |
| Line Regulation-Max (%/V) | — | — | — | 0.006 | — | — |
| Load Regulation-Max(%) | — | — | — | 0.5% | — | — |
| Number of Outputs | — | — | — | 1 | 1 | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — | — |
| Operating Temperature TJ-Min | — | — | — | -40 °C | — | — |
| Output Current1-Max | — | — | — | 0.3 A | — | — |
| Output Voltage1-Max | — | — | — | 17.64 V | — | — |
| Output Voltage1-Min | — | — | — | 1.24 V | — | — |
| Packing Method | — | — | — | TR | — | — |
| Regulator Type | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — |
| Voltage Tolerance-Max | — | — | — | 1% | — | — |
| ## TPS7A2501DRVR Alternates Showing results | — | — | — | Image | — | — |
| Analog IC - Other Type | — | — | — | — | SWITCHING REGULATOR | — |
| Control Mode | — | — | — | — | VOLTAGE-MODE | — |
| Control Technique | — | — | — | — | PULSE WIDTH MODULATION | — |
| Input Voltage-Nom | — | — | — | — | 12 V | — |
| Output Current-Max | — | — | — | — | 0.5 A | — |
| Output Voltage-Max | — | — | — | — | 37 V | — |
| Output Voltage-Min | — | — | — | — | 3.3 V | — |
| Output Voltage-Nom | — | — | — | — | 5 V | — |
| Qualification Status | — | — | — | — | Not Qualified | — |
| Switcher Configuration | — | — | — | — | BUCK | — |
| Switching Frequency-Max | — | — | — | — | 52 kHz | — |
| ## LM2574M-5.0 Alternates Showing results | — | — | — | — | Image | — |
| ## ISO7740FDBQR Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for ISO7740DBQR 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 ISO7740DBQR 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 ISO7740DBQR?
Known equivalents for ISO7740DBQR include ISO7740QDBQRQ1, ISO7740DBQ, TPS7A2501DRVR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ISO7740DBQR?
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 ISO7740DBQR 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.