16V/12A Synchronous Step Down Regulator
![]()
| Part Number | SY21712VDC |
|---|
| Vin_min (V) | 2.7 |
|---|
| Vin_max (V) | 16 |
|---|
| Vo_min (V) | 0.6 |
|---|
| Io_max (A) | 12 |
|---|
| Channels | |
|---|
| Vref (V) | |
|---|
| Vref Accuracy | ±1% |
|---|
| Fsw (MHz) | 1 |
|---|
| Iq (uA) | 650 |
|---|
| Rdson1 | 12.6 |
|---|
| Rdson2 | 4.3 |
|---|
| Temp Range | |
|---|
| Package | QFN3×4-19 |
|---|
| Topology | |
|---|
| Work Mode | CCM |
|---|
| Protection Mode | OVP,Hic-cup SCP |
|---|
| Features / Special Function | Power Good Indicator,Remote sense, Seamless ILMT, Pre-bias startup, FCCM/PFM, Programmable Soft-start Time,Auto-Discharge |
|---|
- Wide Input Voltage Range:
----3.6V to 16V if VCC is Supplied by Internal LDO
----2.7V to 16V if VCC is Supplied by External 3.3V DC Source
- Low RDS(ON) for Internal Switches (Top/Bottom): 12.6mΩ/4.3mΩ
- 0.6V ±1% Voltage Reference Over Temperature Range (TJ = -40°C to 125°C)
- Adopt Constant-on-time Architecture and Frequency Lock Loop
- Instant PWM Architecture to Achieve Fast Transient Response
- 600kHz, 800kHz and 1000kHz Switching Frequency Operation Selected by MODE Pin
- PFM/FCCM Light Load Operation Mode Selected by MODE Pin
- Programmable Bottom Valley Limit by ILMT Pin
- Reliable Protection Mode: Auto-Recovery Mode for UVP, UVLO, OTP and OVP
- Cycle-by-cycle Valley Current Limit and Peak Current Limit
- Cycle-by-cycle Reverse Current Limit
- Internal Soft-start Limits the Inrush Current
- Programmable Soft-start Time by SS Pin
- Smooth Soft-start with Output Pre-biased Function
- Adjustable Input Voltage UVLO by EN Pin
- Power Good Indicator
- Differential Output Voltage Remote Sense
- Output Discharge Function
- RoHS Compliant and Halogen Free
- Compact Package: QFN3×4-19
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY21712VDC is intended for evaluating 12A, 16V, 600kHz, 800kHz or 1000kHz synchronous Buck regulator.
Recommend Products
SY21113IADC
High Efficiency, 3.0A, 18V Input Synchronous Step Down Regulator
SY21228LQQC
High Efficiency Fast Response 8A Continuous, 16A Peak, 28V Input Synchronous Step Down Regulator
SY21720VDC
16V/20A Synchronous Step Down Regulator
