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애플리케이션 노트







Maxim > 솔루션 > 향상된 백플레인 솔루션: ATCA/MicroTCA

DC-DC

데이터 시트
디스플레이 제목 / 부품번호 주요 성능 (이점)
QV  PDF POL(Point-of-Load), 트래킹 및 DDR 메모리 전원 공급용 듀얼 동기식 벅 컨트롤러
MAX8537, MAX8538, MAX8539




Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Operating Freq. (kHz) Features EV-Kit Package Operating Temp. Range (°C)
MAX8537  4.5 23 0.8 3.6 30 Resistor 7 2 1400
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes QSOP/28 -40 to +85
MAX8538  4.5 23 0.8 3.6 30 Resistor 7 2 1400
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes QSOP/28 -40 to +85
MAX8539  4.5 23 0.8 3.6 30 Resistor 7 2 1400
Adjustable Frequency
Current Limit
Dual/Multi-Phase Controller
Fixed Frequency/ PWM Operation
Low Battery/ Power OK Output
Output Overvoltage Protection
Output Undervoltage Protection
Shutdown
Soft Start
Synchronous Rectifier
Yes QSOP/28 -40 to +85
See All Step-Down Switching Regulators (223)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Digital/VID Programmed Output Min. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Operating Freq. (kHz) Internal Power Switch(es) Package
MAX8537  Step-Down 4.5 23 2 No 0.8 30 7 1400 No QSOP/28
MAX8538  Step-Down 4.5 23 2 No 0.8 30 7 1400 No QSOP/28
MAX8539  Step-Down 4.5 23 2 No 0.8 30 7 1400 No QSOP/28
See All Switch-Mode DC-DC Power Supplies (429)




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