Product Information

MAX17543ATP+T

MAX17543ATP+T electronic component of Analog Devices

Datasheet
Voltage Regulators - Switching Regulators 2.5A, 60V, Synchronous Buck Regulator

Manufacturer: Analog Devices
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)

2500: USD 2.3607 ea
Line Total: USD 5901.75

0 - Global Stock
MOQ: 2500  Multiples: 2500
Pack Size: 2500
Availability Price Quantity
0 - Global Stock


Ships to you between Thu. 04 Apr to Wed. 10 Apr

MOQ : 2500
Multiples : 2500

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MAX17543ATP+T
Analog Devices

2500 : USD 2.3607

0 - Global Stock


Ships to you between Wed. 10 Apr to Fri. 12 Apr

MOQ : 1
Multiples : 1

Stock Image

MAX17543ATP+T
Analog Devices

1 : USD 6.6688
10 : USD 4.7754
25 : USD 4.5108
100 : USD 4.032
250 : USD 3.6709
500 : USD 3.3923
1000 : USD 3.1136
2500 : USD 2.9925

     
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EVALUATION KIT AVAILABLE MAX17543 4.5V42V, 2.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation General Description Benefits and Features The MAX17543 high-efficiency, high-voltage, synchronous Reduces External Components and Total Cost step-down DC-DC converter with integrated MOSFETs No SchottkySynchronous Operation operates over a 4.5V to 42V input. The converter can Internal Compensation for Any Output Voltage Built-In Soft-Start deliver up to 2.5A and generates output voltages from 0.9V up to 0.9 x V . The feedback (FB) voltage is All-Ceramic Capacitors, Compact Layout IN accurate to within 1.1% over -40C to +125C. Reduces Number of DC-DC Regulators to Stock Wide 4.5V to 42V Input The MAX17543 uses peak current-mode control. The device can be operated in the pulse-width modulation Adjustable 0.9V to 0.9 x V Output IN 100kHz to 2.2MHz Adjustable Switching Frequency (PWM), pulse-frequency modulation (PFM), or discontinuous conduction mode (DCM) control schemes. with External Synchronization The device is available in a 20-pin (4mm x 4mm) TQFN Reduces Power Dissipation Peak Efficiency >90% package. Simulation models are available. PFM/DCM Enables Enhanced Light-Load Applications Efficiency 2.8A Shutdown Current Industrial Power Supplies Operates Reliably in Adverse Industrial Environments Distributed Supply Regulation Peak Current-Limit Protection High-Voltage Single-Board Systems Built-In Output Voltage Monitoring with RESET Base Station Power Supply Programmable EN/UVLO Threshold Monotonic Startup into Prebiased Load General-Purpose Point-of-Load Overtemperature Protection Ordering Information appears at end of data sheet. High Industrial -40C to +125C Ambient Operating Temperature Range/-40C to +150C Junction Temperature Range Typical Application Circuit5V, 500kHz Switching Frequency V IN (6.5V TO 42V) C1 2.2F EN/UVLO V V V IN IN IN RT BST C5 0.1F L1 V OUT SYNC LX 10H 5V, 2.5A C4 MAX17543 LX MODE 22F R3 178k LX V CC FB C2 2.2F R4 SGND RESET 39k CF SS PGND PGND PGND C3 5.6nF f = 500kHz SW 19-7054 Rev 1 7/16MAX17543 4.5V42V, 2.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation Absolute Maximum Ratings V to PGND .........................................................-0.3V to +48V SGND to PGND ....................................................-0.3V to +0.3V IN EN/UVLO to SGND ...............................................-0.3V to +48V LX Total RMS Current ...........................................................4A LX to PGND................................................-0.3V to (V + 0.3V) Output Short-Circuit Duration ....................................Continuous IN BST to PGND ........................................................-0.3V to +53V Continuous Power Dissipation (T = +70C) (multilayer board) A BST to LX .............................................................-0.3V to +6.5V TQFN (derate 30.3mW/C above T = +70C) ......2424.2mW A BST to V ...........................................................-0.3V to +48V Junction Temperature ......................................................+150C CC CF, RESET, SS, MODE, SYNC, Storage Temperature Range ............................ -65C to +160C RT to SGND .....................................................-0.3V to +6.5V Lead Temperature (soldering, 10s) .................................+300C FB to SGND .........................................................-0.3V to +1.5V Soldering Temperature (reflow) .......................................+260C V to SGND .......................................................-0.3V to +6.5V CC Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Junction temperature greater than +125C degrades operating lifetimes. Package Thermal Characteristics (Note 1) TQFN Junction-to-Ambient Thermal Resistance ( ) ..........33C/W JA Junction-to-Case Thermal Resistance ( ) .................2C/W JC Note 1: Package thermal resistances were obtained using the method described in JEDEC specification JESD51-7, using a four-layer board. For detailed information on package thermal considerations, refer to www.maximintegrated.com/thermal-tutorial. Electrical Characteristics (V = V = 24V, R = 40.2k (500kHz), C = 2.2F, V = V = V = V = 0V, LX = SS = RESET = IN EN/UVLO RT VCC PGND SGND MODE SYNC open, V to V = 5V, V = 1V, T = -40C to +125C, unless otherwise noted. Typical values are at T = +25C. All voltages are BST LX FB A A referenced to SGND, unless otherwise noted.) (Note 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS INPUT SUPPLY (V ) IN Input Voltage Range V 4.5 42 V IN Input Shutdown Current I V = 0V (shutdown mode) 2.8 4.5 IN-SH EN/UVLO V = 1V, MODE = RT = open 118 A FB I Q PFM V = 1V, MODE = open 162 FB Input Quiescent Current I DCM mode, V = 0.1V 1.16 1.8 Q-DCM LX mA Normal switching mode, f = 500kHz, SW I 9.5 Q PWM V = 0.8V FB ENABLE/UVLO (EN/UVLO) V V rising 1.19 1.215 1.26 ENR EN/UVLO EN/UVLO Threshold V V V falling 1.068 1.09 1.131 ENF EN/UVLO EN/UVLO Input Leakage Current I V = 0V, T = +25C -50 0 +50 nA EN EN/UVLO A LDO 6V < V < 42V, I = 1mA IN VCC V Output Voltage Range V 4.75 5 5.25 V CC CC 1mA I 25mA VCC V Current Limit I V = 4.3V, V = 6V 26.5 54 100 mA CC VCC-MAX CC IN V Dropout V V = 4.5V, I = 20mA 4.2 V CC CC-DO IN VCC V V rising 4.05 4.2 4.3 CC UVR CC V UVLO V CC V V falling 3.65 3.8 3.9 CC UVF CC Maxim Integrated 2 www.maximintegrated.com

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:
AD4
ANALOG DEVICES
Analog Devices Hittite
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Trinamic Motion Control GmbH

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