Ultra Low Quiescent Current 1.25MHz, 4A Synchronous Step Down Regulator
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- Parameters
- Features
- Description
| Part number |
SY20214QDC |
| Channel(#) |
|
| Vin (min) (V) |
2.5 |
| Vin (max) (V) |
5.5 |
| Switching frequency (min)(kHz) |
|
| Switching frequency (max)(kHz) |
|
| Vout (min) (V) |
0.6 |
| Vout (max) (V) |
|
| Iout (max) (A) |
4 |
| Vout2 (min)(V) |
|
| Vout2 (max )(V) |
|
| Iout2 (max)(A) |
|
| Vref accuracy (±%) |
±1.5% |
| Vout accuracy(±%) |
|
| Control mode |
|
| Duty cycle (max)(%) |
|
| Operation mode |
|
| Iq (typ) (uA) |
|
| Features |
Power Good Indicator,Auto-Discharge,100% Dropout Operation |
| Package |
QFN3x3-16 |
| Operating temperature range(°C) |
|
| Functional safety category |
|
- Input Voltage Range: 2.5V to 5.5V
- 1.25MHz Switching Frequency
- Max Output Current: 4.0A
- Peak Current Mode Control for the Fast Transient Speed
- 100% Drop Out Function
- Typical 18µA Quiescent Current
- Low RDS(ON) for Internal Switches (PFET/NFET):75mΩ/55mΩ
- Hic-cup Mode Protection for Hard Short Condition
- RoHS Compliant and Halogen Free
- Compact Package: QFN3x3-16
SY20214 is a high efficiency ultra low quiescent current, 1.25MHz synchronous step-down DC/DC regulator capable of delivering up to 4A output current.
SY20214 operates over a wide input voltage range from 2.5V to 5.5V and integrates main switch and synchronous switch with very low RDS (ON) to minimize the conduction loss.
Evaluation Board
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Photo of evaluation board
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Photo of evaluation board
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Photo of evaluation board
The EVB_SY20214QDC is to facilitate the evaluation of SY20214QDC, 5.5V, 4A, 1.25MHz synchronous Buck regulator.
