MAX17233ETIR+ by Analog Devices
3.5V–36V, 2.2MHz, Synchronous Dual Buck Controller with 20μA Quiescent Current
| Status: | Active |
|---|---|
| Series: | MAX17233 |
| RoHS: | Unknown |
Where to Buy
Prices starting from US$5.94
| Distributor | Stock | ||
|---|---|---|---|
|
Farnell
from US$5.94
|
No stock
|
Buy Now |
Features
| Eliminates External Components and Reduces Total Cost No Schottky-Synchronous Operation for High Efficiency and Reduced Cost Simple External RC Compensation for Stable Operation at Any Output Voltage All-Ceramic Capacitor Solution: Ultra-Compact Layout 180° Out-of-Phase Operation Reduces Output Ripple and Enables Cascaded Power Supplies |
| No Schottky-Synchronous Operation for High Efficiency and Reduced Cost |
| Simple External RC Compensation for Stable Operation at Any Output Voltage |
| All-Ceramic Capacitor Solution: Ultra-Compact Layout |
| 180° Out-of-Phase Operation Reduces Output Ripple and Enables Cascaded Power Supplies |
| Reduces Number of DC-DC Controllers to Stock Fixed Output Voltage with ±1% Accuracy (5V/3.3V)or Externally Resistor Adjustable (1V to 10V) 220kHz to 2.2MHz Adjustable Frequency with External Synchronization Frequency Synchronization Input |
| Fixed Output Voltage with ±1% Accuracy (5V/3.3V)or Externally Resistor Adjustable (1V to 10V) |
| 220kHz to 2.2MHz Adjustable Frequency with External Synchronization |
| Frequency Synchronization Input |
| Reduces Power Dissipation 92% Peak Efficiency 8μA (typ) in Shutdown 20μA (typ) Quiescent Current in PFM Mode |
| 92% Peak Efficiency |
| 8μA (typ) in Shutdown |
| 20μA (typ) Quiescent Current in PFM Mode |
| Operates Reliably 42V Input Voltage Transient Protection Cycle-by-Cycle Current Limit, Thermal Shutdown Supply Overvoltage and Undervoltage Lockout Power-OK Monitor Reduced EMI Emission with Spread-Spectrum Control 50ns (typ) Minimum On-Time Guarantees PWM Operation at Low Duty Cycle at 2.2MHz |
| 42V Input Voltage Transient Protection |
| Cycle-by-Cycle Current Limit, Thermal Shutdown |
| Supply Overvoltage and Undervoltage Lockout |
| Power-OK Monitor |
| Reduced EMI Emission with Spread-Spectrum Control |
| 50ns (typ) Minimum On-Time Guarantees PWM Operation at Low Duty Cycle at 2.2MHz |
Specifications
| VIN (V) (min) | 3.5 |
|---|---|
| VIN (V) (max) | 36 |
| VOUT1 (V) (min) | 1 |
| VOUT1 (V) (max) | 10 |
| IOUT1 (A) (max) | 10 |
| Switch Type | External |
| Preset VOUT (V) | 5 |
| Output Adjust. Method | PresetResistor |
| Synchronous Switching? | Yes |
| Power Good Signal | Yes |
| # DC-DC Outputs | 2 |
| Switching Frequency (kHz) | 2200 |
| Design Tools | EE-Sim |
| Package/Pins | TQFN/28 |
| BudgetaryPrice (See Notes) | 3.03 |
MAX17233ETIR+ Semiconductors - ICs by Analog Devices
DC/DC CTRL SYNC BUCK 2.2MHZ TQFN-28
| Status: | Unknown |
|---|---|
| Series: | - |
| RoHS: | Unknown |
Specifications
| Supply Voltage Min | 3.5V |
|---|---|
| Supply Voltage Max | 36V |
| No. of Outputs | 2 Output |
| Duty Cycle (%) | 98.5% |
| Controller IC Case Style | TQFN |
| No. of Pins | 28Pins |
| Switching Frequency | 2.2MHz |
| Topology | Synchronous Buck (Step Down) |
| Operating Temperature Min | -40°C |
| Operating Temperature Max | 85°C |
| Product Range | - |
| Automotive Qualification Standard | - |
| RoHS Phthalates Compliant | To Be Advised |
| MSL | MSL 1 - Unlimited |
| SVHC | No SVHC (15-Jan-2018) |
Alternative Descriptions
| DC/DC CTRL, SYNC BUCK, 2.2MHZ, TQFN-28 | Farnell |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a MAX17233ETIR+ ?
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Is the MAX17233ETIR+ RoHS compliant?
This part has not been flagged as RoHS Compliant.
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Authorised distributors including Farnell have stock available or on a lead time for MAX17233ETIR+ .
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