| MAX1623 Manufacturer | Maxim |
| MAX1623 Description | 3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches |
| MAX1623 Categories | |
| MAX1623 Datasheet (PDF) | |
| MAX1623 Features | - ±1% Output Accuracy, Including Line and Load Regulation
- 94% Efficiency
- Internal Switches
- 55mPMOS Power Switch
- 60mNMOS Synchronous-Rectifier Switch
- Guaranteed 3A Load Capability
- Minimal External Components
- Pin-Selectable Fixed 3.3V, 2.5V, or Adjustable (1.1V to 3.8V) Output Voltage
- 4.5V to 5.5V Input Voltage Range
- 400µA (typ) Supply Current
- <1µA Shutdown Supply Current
- Constant-Off-Time PWM Operation
- Switching Frequencies Up to 350kHz
- Idle Mode? Operation at Light Loads
- Thermal Shutdown Protection
- Available in 20-Pin SSOP
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| MAX1623 Parameters | | Package | 20/SSOP | | Price @ 1k | $4.78 | | Op. Range (°C) | -40 to +85 | | Min. VIN(V) | 4.5 | | Max. VIN(V) | 5.5 | | Max. ICC(mA) | 0.525 | | Preset VOUT(V) | 2.5 | | Preset VOUT(V) | 3.3 | | Typ. IOUT(A) | 3 | | Op. Freq. (kHz) | 350 | | EV-Kit | Yes | | Min. Adj. VOUT(V) | 1.1 | | Max. Adj. VOUT(V) | 3.8 |
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