LMR38010SDDAR
Conv DC-DC 4.2V to 80V Synchronous Step Down Single-Out 1V to 75V 1A 8-Pin HSOIC EP T/R
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Part Number : LMR38010SDDAR
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Package/Case : HSOIC (DDA)-8
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Brands : Texas Instruments
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Components Categories : Voltage Regulators , DC DC Switching Regulators
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Datesheet : LMR38010SDDAR DataSheet (PDF)
Overview of LMR38010SDDAR
Designed for use in MHEV/EV systems, the LMR38010 synchronous buck converter offers exceptional performance and efficiency in a compact package. The device's pseudorandom spread spectrum and configurable switching frequency enable engineers to optimize EMI performance and efficiency while minimizing solution size. With built-in protection features such as thermal shutdown and cycle-by-cycle current limit, the LMR38010 provides peace of mind in applications where reliability is critical
Key Features
- Functional Safety-Capable
- Documentation available to aid functional safety system design
- Configured for rugged industrial applications
- 4.2-V to 80-V input voltage range
- 1-A continuous output current
- Ultra-low 40-µA operating quiescent current
- > 1.5-mm distance between VIN and GND pin
- 200-kHz to 2.2-MHz adjustable switching frequency
- Frequency synchronization to external clock
- Spread spectrum option for reduced EMI
- 97% maximum duty cycle
- Support start-up with pre-biased output
- ±1.0% tolerance voltage reference at room temperature
- Precision enable
- Easy to use device with integrated compensation network enabling low BOM count
- Integrated synchronous rectification
- 8-pin HSOIC with PowerPAD™ integrated circuit package
- PFM and forced PWM (FPWM) options
- Available in 2-A, LMR38020
- Create a custom design using the LMR38010 with the WEBENCH Power Designer
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Vin (min) (V) | 4.2 | Vin (max) (V) | 80 |
| Vout (min) (V) | 1 | Vout (max) (V) | 75 |
| Iout (max) (A) | 1 | Iq (typ) (mA) | 0.04 |
| Switching frequency (min) (kHz) | 200 | Switching frequency (max) (kHz) | 2200 |
| EMI features | Spread Spectrum | Features | Enable, Forced PWM, Frequency synchronization, Light Load Efficiency, Over Current Protection, Power good, Pre-Bias Start-Up, Soft Start Fixed, Spread Spectrum, Synchronous Rectification, UVLO Fixed |
| Operating temperature range (°C) | -40 to 150 | Rating | Catalog |
| TI functional safety category | Functional Safety-Capable | Regulated outputs (#) | 1 |
| Control mode | current mode | Duty cycle (max) (%) | 98 |
| Type | Converter |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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