High Efficiency, 36V Input, 6A Synchronous Step-Down Regulator
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- Parameters
- Features
- Description
| Part number | SA24506XNQ |
|---|
| Channel(#) | 1 |
|---|
| Vin (min) (V) | 3.5 |
|---|
| Vin (max) (V) | 36 |
|---|
| Switching frequency (min)(kHz) | 300 |
|---|
| Switching frequency (max)(kHz) | 2300 |
|---|
| Vout (min) (V) | 0.95*VIN |
|---|
| Vout (max) (V) | 1 |
|---|
| Iout (max) (A) | 6 |
|---|
| Vout2 (min)(V) | |
|---|
| Vout2 (max )(V) | |
|---|
| Iout2 (max)(A) | |
|---|
| Vref accuracy (±%) | 1 |
|---|
| Vout accuracy(±%) | |
|---|
| Control mode | Peak current control |
|---|
| Duty cycle (max)(%) | 99.9 |
|---|
| Operation mode | PFM/FCCM |
|---|
| Iq (typ) (uA) | 23 |
|---|
| Features | EN ON/OFF control with accurate threshold, Power good, Auto-Discharge, Fixed soft-start, Low Iq, Thermal shutdown, SCP with hiccup, 99.9% duty cycle, Low shutdown current, Spread spectrum, Cycle by cycle current limit, Precise Ref accuracy, PFM selectable in light load, Internal compenstation, Smooth prebias start up, Synchronization to External Clock, Support 42V Load Dump, Support 3V Cold Crank |
|---|
| Package | QFN3.5×4-14 |
|---|
| Operating temperature range(°C) | -40 to 125 |
|---|
| Functional safety category | Capable |
|---|
- 3.5V to 36V Input Voltage Range
- Support 42V Load Dump
- Support 3.0V Cold Crank
- 6A Output Current Capability
- Low RDS(ON) for Internal Switches: 41mΩ Top, 21mΩ Bottom
- Typical 11.5µA Quiescent Current and 1µA Shutdown Current.
- 300kHz to 2.3MHz Switching Frequency
- Synchronization to External Clock
- Spread Spectrum Function
- Hiccup Mode Output Short-Circuit Protection
- EN On/Off Control with Accurate Threshold
- Cycle-by-Cycle Peak Current Limit
- Power Good Indicator
- 1V ±1% Reference Voltage Over -40˚C to 150˚C Temperature Range
- QFN3.5×4-14 Package with Wettable Flanks
- Automotive AEC- Q100 Grade 1 Certified
