High Efficiency, Fast Response, 12A, 18V Input Synchronous Step Down Regulator
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- Parameters
- Features
- Description
| Part number |
SY21262QCC |
| Channel(#) |
|
| Vin (min) (V) |
4.5 |
| Vin (max) (V) |
18 |
| Switching frequency (min)(kHz) |
|
| Switching frequency (max)(kHz) |
|
| Vout (min) (V) |
0.6 |
| Vout (max) (V) |
|
| Iout (max) (A) |
12 |
| Vout2 (min)(V) |
|
| Vout2 (max )(V) |
|
| Iout2 (max)(A) |
|
| Vref accuracy (±%) |
±1% |
| Vout accuracy(±%) |
|
| Control mode |
|
| Duty cycle (max)(%) |
|
| Operation mode |
|
| Iq (typ) (uA) |
|
| Features |
Power good indicator |
| Package |
QFN4x4-24 |
| Operating temperature range(°C) |
|
| Functional safety category |
|
- 4.5V to 18V input voltage range
- 12A synchronous buck regulator:
-Low RDS(ON) for internal switches (Top FET/Bottom FET): 18/6 mΩ
-12.0A output current capability
-Instant PWM architecture to achieve fast transient responses
- 200kHz~1MHz programmable switching frequency
- 0.6V+/-1% feedback reference voltage
- Enable control
- Power good indicator
- Adjustable soft-start time
- PFM/PWM mode selection
- Cycle-by-cycle current limit protection
- Output short circuit protection
-Output over voltage protection
- Hic-cup protection mode
- Thermal shutdown with auto recovery
- Input UVLO
- RoHS Compliant and Halogen Free
- Compact package: QFN4x4-24
SY21262 develops a high efficiency synchronous buck regulator capable of delivering 12A output current. The device operates over a wide input voltage range from 4.5V to 18V. SY21262 adopts instant PWM architecture to achieve fast transient response.
SY21262 features enable control, open drain power good indicator, cycle-by-cycle current limit, short circuit protection and thermal shutdown.
SY21262 provides compact solution for TCON power system. It is available in a QFN4x4-24 package.
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
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Photo of evaluation board
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Photo of evaluation board
The EVB_SY21262QCC is intended for evaluating 12A, 18V Input Synchronous Step Down Regulator.
