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LP3470IM5-4.63 Equivalent & Substitute Parts Reference
Part Overview
The Texas Instruments LP3470IM5-4.63 is a Power Management Integrated Circuit (PMIC) classified as a supervisor IC. It features open drain or open collector output, single-channel voltage monitoring, with a voltage threshold of 4.63V. The device provides a simple reset or power-on reset, operates in an industrial temperature range, and is available in a SOT-23-5 (SC-74A, SOT-753) surface-mount package. The part is obsolete, making it essential to identify suitable alternatives for existing designs and ongoing production support.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Power Management (PMIC) |
| Type | Simple Reset/Power-On Reset |
| Number of Voltages Monitored | 1 |
| Voltage - Threshold | 4.63V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| Reset Timeout | 1ms Minimum |
| Operating Temperature | -40°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute and equivalent parts for the LP3470IM5-4.63 are identified strictly on the basis of matching the following parameters: category (Power Management IC), type (Simple Reset/Power-On Reset), number of voltages monitored (1), voltage threshold (4.63V), output type (Open Drain or Open Collector), reset polarity (Active Low), operating temperature range, mounting type, package/case (SOT-23-5), RoHS status, and moisture sensitivity level. Only parts with these parameters identical or within specified limits are included as substitutes.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Category | Type | Number of Voltages Monitored | Voltage - Threshold | Output | Reset | Reset Timeout | Operating Temperature | Mounting Type | Package / Case | Supplier Device Package | RoHS Status | MSL | REACH Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LP3470IM5-4.63 | Texas Instruments | Power Management (PMIC) | Simple Reset/Power-On Reset | 1 | 4.63V | Open Drain or Open Collector | Active Low | 1ms Minimum | -40°C ~ 85°C (TJ) | Surface Mount | SC-74A, SOT-753 | SOT-23-5 | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Obsolete |
| LP3470IM5-4.63/NOPB | Texas Instruments | Power Management (PMIC) | Simple Reset/Power-On Reset | 1 | 4.63V | Open Drain or Open Collector | Active Low | 1ms Minimum | -40°C ~ 85°C (TJ) | Surface Mount | SC-74A, SOT-753 | SOT-23-5 | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Not For New Designs |
| LP3470A463DBVR | Texas Instruments | Power Management (PMIC) | Simple Reset/Power-On Reset | 1 | 4.63V | Open Drain or Open Collector | Active Low | 619ms Typical | -40°C ~ 125°C (TJ) | Surface Mount | SC-74A, SOT-753 | SOT-23-5 | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Active |
| LP3470IM5X-4.63/NOPB | Texas Instruments | Power Management (PMIC) | Simple Reset/Power-On Reset | 1 | 4.63V | Open Drain or Open Collector | Active Low | 1ms Minimum | -40°C ~ 85°C (TJ) | Surface Mount | SC-74A, SOT-753 | SOT-23-5 | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Not For New Designs |
Engineering Selection Recommendations
Select substitute parts for LP3470IM5-4.63 based on the product status, RoHS compliance, moisture sensitivity level (MSL), and REACH status as provided. LP3470A463DBVR is currently active and supports an extended operating temperature range, while the other alternatives are not for new designs or obsolete. All options are ROHS3 compliant, MSL 1 (Unlimited), and REACH Unaffected.
Frequently Asked Questions (FAQ)
Q1: What key parameters must match for LP3470IM5-4.63 substitutes?
A1: Key parameters include voltage threshold (4.63V), output type (Open Drain or Open Collector), reset polarity (Active Low), package outline (SC-74A, SOT-753 or SOT-23-5), operating temperature range, RoHS status, and moisture sensitivity level.
Q2: Are all substitute parts available in the same package as LP3470IM5-4.63?
A2: Yes, all listed substitute parts are supplied in the SC-74A, SOT-753, SOT-23-5 surface mount package.
Q3: Is there any difference in the reset timeout among substitutes?
A3: LP3470IM5-4.63, LP3470IM5-4.63/NOPB, and LP3470IM5X-4.63/NOPB specify a minimum reset timeout of 1ms. LP3470A463DBVR specifies a typical reset timeout of 619ms.
Q4: Do all substitute parts meet environmental and compliance requirements?
A4: All substitutes are ROHS3 Compliant, MSL 1 (Unlimited), and REACH Unaffected according to the provided data.
Q5: Why is it necessary to search for a substitute for LP3470IM5-4.63?
A5: The LP3470IM5-4.63 is obsolete; identifying equivalent or substitute parts enables continued support for legacy designs and manufacturing.
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