LM74502QDDFRQ1 Texas Instruments Integrated Circuit (SOT23 (8-Pin)) In Stock
The LM74502QDDFRQ1 is an automotive-grade hot swap and reverse polarity protection controller from Texas Instruments, operating from 3.2V to 65V with adjustable overvoltage threshold and a single protected channel in an 8-pin SOT23 package.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (8-Pin)
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LM74502QDDFRQ1 Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6928(MOQ 255)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM74502QDDFRQ1?
- Wide input voltage range from 3.2V to 65V
- Adjustable overvoltage protection threshold up to 65V
- Single (1) channel analog fault protection controller
- 60A gate drive strength for hot-swap switching
- Compact 8-pin SOT23-8 package for automotive PCB layouts
- JESD-609 e4 lead-free automotive-grade termination finish
What is LM74502QDDFRQ1 used for?
The LM74502QDDFRQ1 is well suited for automotive electronic control units, body control modules, and infotainment power rails that require robust reverse polarity and overvoltage protection across a 3.2V to 65V input range. Its adjustable threshold and 60A gate drive strength make it ideal for hot-swap power distribution and load switch applications in 12V and 24V vehicle electrical systems.
What are the specifications of LM74502QDDFRQ1?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | INPUT FAULT PROTECTION CONTROLLER |
| Input Voltage-Max | 65V |
| Input Voltage-Min | 3.2V |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.11 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | AEC-Q100 |
| Supply Voltage-Max (Vsup) | 65V |
| Supply Voltage-Min (Vsup) | 3.2V |
| Supply Voltage-Nom (Vsup) | 12V |
| Surface Mount | YES |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +2.8V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (8-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Where can I find the LM74502QDDFRQ1 datasheet?
LM74502QDDFRQ1 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM74502QDDFRQ1?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How wide is the input voltage range supported by the LM74502QDDFRQ1?
The LM74502QDDFRQ1 operates across a wide 3.2V to 65V input range, allowing it to protect automotive electrical systems including 12V and 24V rails against reverse polarity and overvoltage transients up to 65V.
Why does the SOT23 8-pin package matter for automotive hot-swap designs?
The 8-pin SOT23 package keeps board footprint small while supporting a 60A gate drive strength, which lets designers implement hot-swap and reverse polarity protection in space-constrained automotive control modules without added heat-sinking.
Can the overvoltage protection threshold be adjusted for different vehicle bus voltages?
Yes, the LM74502QDDFRQ1 provides an adjustable overvoltage threshold that can be configured for 12V, 24V, or 48V vehicle bus architectures, giving engineers flexibility to set trip points precisely within the 3.2V to 65V operating window.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 255+ | $0.7994 | $203.85 |
| 325+ | $0.7727 | $251.13 |
| 435+ | $0.6928 | $301.37 |
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