LT1170HVCQ#PBF Analog Devices Integrated Circuit (Other) In Stock
LT1170HVCQ#PBF is a high-voltage 5A switching regulator IC from Analog Devices operating up to 60V input with 100kHz PWM control. It supports current-mode control for stable regulation across wide input ranges. Available in a ceramic package with RoHS-compliant PBF designation for industrial and automotive power supply designs.
- Manufacturer
- Analog Devices
- Package
- Other
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- LT1170HVCQ#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $11.6640(MOQ 1)
- Temp Range
- ?°C to 100.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LT1170HVCQ#PBF?
- High-voltage operation up to 60V input with 5A peak switch current for demanding power conversion
- Current-mode PWM control at 100kHz enables fast transient response and simplified loop compensation
- Ceramic package (CQFP) construction provides enhanced thermal and mechanical robustness for harsh environments
- Wide input voltage range from 3V to 60V supports boost, flyback, forward, and SEPIC topologies
What is LT1170HVCQ#PBF used for?
The LT1170HVCQ#PBF is well suited for industrial power supplies requiring high input voltage tolerance and robust switching performance. It serves automotive and avionics designs where wide-range inputs from battery or bus rails must be regulated efficiently. Its 5A switch current and 100kHz operation also make it a strong choice for telecom DC/DC converters and distributed power architectures.
What are the specifications of LT1170HVCQ#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1461 |
| Reach Compliance Code | Not Compliant |
| YTEOL | 10 |
| Analog IC - Other Type | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 60V |
| Input Voltage-Min | 3V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PSSO-G5 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Current-Max | 11A |
| Output Voltage-Nom | 1.24V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP5H,.6,67TB |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Switcher Configuration | BOOST |
| Switching Frequency-Max | 115kHz |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.702mm |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Where can I find the LT1170HVCQ#PBF datasheet?
LT1170HVCQ#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LT1170HVCQ#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum input voltage the LT1170HVCQ#PBF can handle in a boost converter design?
The LT1170HVCQ#PBF tolerates input voltages from 3V to 60V, making it suitable for high-voltage bus rails in industrial and automotive applications. This 60V maximum rating allows direct connection to 48V telecom buses or automotive load-dump transients without external clamping, reducing component count and board space in power supply designs.
How does LT1170HVCQ#PBF perform in flyback and SEPIC topologies compared to a standard 40V switcher?
With its 60V input rating and 5A peak switch current, the LT1170HVCQ#PBF outperforms typical 40V switchers in energy storage per cycle at high input voltages. The current-mode PWM at 100kHz enables tighter cross-regulation in flyback designs and excellent duty-cycle control in SEPIC converters, which standard lower-voltage parts cannot achieve safely above 40V rails.
Which package does LT1170HVCQ#PBF use and how does it affect thermal management on a PCB?
The LT1170HVCQ#PBF comes in a ceramic quad flat pack (CQFP) package that offers lower thermal resistance than plastic counterparts. This ceramic construction supports junction temperatures up to 150°C and facilitates heat spreading in high-current 5A applications, allowing designers to reduce heatsink size or eliminate it entirely in moderately loaded circuits.
When is LT1170HVCQ#PBF the right choice over a multi-phase controller for a 48V-to-12V conversion?
For single-output 48V-to-12V conversions drawing up to 5A, LT1170HVCQ#PBF provides a simpler single-IC solution compared to multi-phase controllers that require external drivers, inductors, and gate circuitry. At 100kHz switching frequency and 5A capability, it reduces BOM cost and design complexity while maintaining stable current-mode regulation, which is unnecessary to replicate with a multi-phase approach at this power level.
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Why Buy from FindMyChip
About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $15.6000 | $15.60 |
| 10+ | $15.4960 | $154.96 |
| 25+ | $12.6720 | $316.80 |
| 50+ | $12.0960 | $604.80 |
| 100+ | $11.6640 | $1166.40 |
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