MAX17572ATC+ by Analog Devices

4.5V–60V, 1A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation


The MAX17572 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input. The converter can deliver up to 1A and generates output voltages from 0.9V up to 0.9 x VIN. The feedback (FB) voltage is accurate to within ±1.2% over -40°C to +125°C. The MAX17572 uses peak current-mode control. The device is available in a 12-pin (3mm x 3mm) TDFN package. Simulation models are available. Design Solution: Design 20W–30W Power Supplies with Over 90% Efficiency for 24V+ Industrial Automation Systems ›

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Prices starting from US$0.60

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Features

Reduces External Components and Total Cost No Schottky-Synchronous Operation Internal Compensation for Any Output Voltage All-Ceramic Capacitors, Compact Layout
No Schottky-Synchronous Operation
Internal Compensation for Any Output Voltage
All-Ceramic Capacitors, Compact Layout
Reduces Number of DC-DC Regulators to Stock Wide 4.5V to 60V Input Adjustable 0.9V to 0.9 x VIN Output Continuous 1A Current Over Temperature 400kHz to 2.2MHz Adjustable Switching Frequency with External Synchronization
Wide 4.5V to 60V Input
Adjustable 0.9V to 0.9 x VIN Output
Continuous 1A Current Over Temperature
400kHz to 2.2MHz Adjustable Switching Frequency with External Synchronization
Reduces Power Dissipation Peak Efficiency > 92% Auxiliary Bootstrap LDO for Improved Efficiency 4.65μA Shutdown Current
Peak Efficiency > 92%
Auxiliary Bootstrap LDO for Improved Efficiency
4.65μA Shutdown Current
Operates Reliably in Adverse Industrial Environments Hiccup Mode Overload Protection Adjustable Soft-Start Built-In Output-Voltage Monitoring with Active-Low RESET Programmable EN/UVLO Threshold Monotonic Startup into Prebiased Load Overtemperature Protection High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
Hiccup Mode Overload Protection
Adjustable Soft-Start
Built-In Output-Voltage Monitoring with Active-Low RESET
Programmable EN/UVLO Threshold
Monotonic Startup into Prebiased Load
Overtemperature Protection
High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range

Specifications

VIN (V) (min) 4.5
VIN (V) (max) 60
VOUT1 (V) (min) 0.9
VOUT1 (V) (max) 54
IOUT1 (A) (max) 1
Switch Type Internal
Output Adjust. Method Resistor
Synchronous Switching? Yes
Power Good Signal Yes
# DC-DC Outputs 1
Switching Frequency (kHz) 2200
Design Tools EE-Sim
Package/Pins TDFN-CU/12
BudgetaryPrice (See Notes) 2.24


MAX17572ATC+ Power Management ICs - PMIC by Analog Devices

DC/DC CONV BUCK 2.2MHZ TDFN-12

Status: Unknown
Series: Himalaya Series
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The MAX17572 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input. The converter can deliver up to 1A and generates output voltages from 0.9V up to 0.9 x VIN. The feedback (FB) voltage is accurate to within ±1.2% over -40°C to +125°C. The MAX17572 uses peak current-mode control. The device is available in a 12-pin (3mm x 3mm) TDFN package. Simulation models are available.

Specifications

Topology Synchronous Buck (Step Down)
Input Voltage Min 60V
Input Voltage Max 4.5V
No. of Outputs 1Outputs
DC / DC Converter IC Case TDFN
No. of Pins 12Pins
Output Current 1A
Output Voltage Min 900mV
Output Voltage Max 54V
Switching Frequency 2.2MHz
Operating Temperature Max 125°C
Product Range Himalaya Series
Automotive Qualification Standard -
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

60V, 1A High Efficiency, Small | Analog Devices
DCDC Step Down Converter 1A TDFN12 | RS
Dc/Dc Conv, Buck, 2.2Mhz, Tdfn-12 | Newark Electronics
DC/DC CONV, BUCK, 2.2MHZ, TDFN-12 | element14

Frequently Asked Questions

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Is the MAX17572ATC+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

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