0.7V Minimum Input, Fixed Output, 100mA Maximum Output Current Synchronous Boost
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- Parameters
- Features
- Description
| Part number | SY7070BAAT |
|---|
| Vin (min) (V) | 0.7 |
|---|
| Vin (max) (V) | 5.0 |
|---|
| Current limit (A) | 0.35 |
|---|
| Switching frequency (min)(kHz) | |
|---|
| Switching frequency (max)(kHz) | |
|---|
| Vout (min) (V) | 2.8 |
|---|
| Vout (max) (V) | 2.8 |
|---|
| Vref accuracy (±%) | |
|---|
| Vout accuracy(±%) | 3 |
|---|
| Duty cycle (max)(%) | |
|---|
| Iq (typ) (uA) | 5.5 |
|---|
| Features | Bypass Function During Shutdown |
|---|
| Package | SOT23-5 |
|---|
| Operating temperature range(°C) | |
|---|
| Functional safety category | |
|---|
- 0.7V Minimum Input Voltage
- Fixed Output Voltage:2.8V
- Low RDS(ON) (Main Switch/Synchronous Switch) at Output: 0.5Ω/0.7Ω
- 5.5μA Typical Quiescent Current
- Typical 350mA Peak Current Limit
- Input Under-Voltage Lockout
- Bypass Function During Shutdown
- Moisture Sensitivity Level (MSL): 1
- Compact Package SOT23-5
The SY7070B is a high efficiency, synchronous, current hysteresis control; step-up boost converter designed for single-cell or dual-cell alkaline, NiMH, or NiCd batterypowered applications. It can convert down to 0.7V input voltage. It adopts NMOS for the main switch and PMOS for the synchronous switch.
The SY7070B is available in a compact SOT23-5 package.
Evaluation Board
Photo of evaluation board
Photo of evaluation board
Photo of evaluation board
The EVB_SY7070BAAT in intended for evaluating 0.7V minimum input, fixed 2.8V output, 100mA maximum output current synchronous Boost SY7070BAAT.
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