G12430-046D

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Technical Specifications: G12430-046D

Parameter Category	Parameter	Symbol	Min	Typ	Max	Unit	Conditions
General Information	Manufacturer Part Number	–		G12430-046D
	Description	–		46A Synchronous Buck DC-DC Power Module			Integrated inductor, MOSFETs, & controller
	Topology	–		Non-Isolated Step-Down (Buck)
	Package	–		46-pin BGA or aQFN (9mm x 11mm)			Exposed top and bottom pads for superior thermal performance.
Absolute Maximum Ratings
	Input Voltage	V<sub>IN</sub>	-0.3		36	V
	Output Voltage	V<sub>OUT</sub>	-0.3		V<sub>IN</sub> + 0.3	V
	Output Current	I<sub>OUT</sub>			50	A	Internally limited
	Storage Temperature	T<sub>stg</sub>	-65		150	°C
	Junction Temperature	T<sub>J</sub>			150	°C
Recommended Operating Conditions
	Input Voltage Range	V<sub>IN</sub>	4.5	12, 24	36	V
	Output Voltage Range	V<sub>OUT</sub>	0.6	1.0, 1.8, 3.3	24	V	Programmable via resistors or PMBus®
	Output Current	I<sub>OUT</sub>	0		46	A
	Switching Frequency	f<sub>SW</sub>	300	500	1000	kHz	Synchronizable to external clock
	Operating Ambient Temperature	T<sub>A</sub>	-40		85	°C
Electrical Characteristics (T<sub>A</sub> = +25°C, V<sub>IN</sub> = 12V, V<sub>OUT</sub> = 1.8V, unless otherwise noted)
	Efficiency	η		91		%	I<sub>OUT</sub> = 23A
				88		%	I<sub>OUT</sub> = 46A
	Regulation
	Line Regulation	ΔV<sub>OUT</sub>			±0.1	%	V<sub>IN</sub> = 4.5V to 36V
	Load Regulation	ΔV<sub>OUT</sub>			±0.5	%	I<sub>OUT</sub> = 0A to 46A
	Protection & Monitoring (PMBus® Optional)
	Feedback Reference Voltage	V<sub>FB</sub>	0.591	0.600	0.609	V
	Soft-Start Time	t<sub>SS</sub>		3.0		ms	Adjustable
	Undervoltage Lockout (UVLO)	V<sub>IN(RISE)</sub>	4.0	4.2	4.4	V	Programmable
	Overcurrent Protection (OCP)	I<sub>OCP</sub>	50	55	60	A	Hiccup mode, programmable threshold
	OCP Response Time	t<sub>OCP</sub>			50	ns
	Overtemperature Protection (OTP)	T<sub>SD</sub>		165		°C
	Temperature Monitor	–					PMBus® readout of internal temperature
	Dynamic Response
	Output Voltage Ripple	V<sub>RIPPLE</sub>		10	15	mV<sub>p-p</sub>	20MHz BW
	Load Transient Response	ΔV<sub>OUT</sub>		±25	±50	mV	23A to 46A step, Δt = 1µs
Thermal Characteristics
	Thermal Resistance (Junction-to-Ambient)	R<sub>θJA</sub>		8		°C/W	On recommended multilayer PCB with thermal vias
	Thermal Resistance (Junction-to-Case)	R<sub>θJC</sub>		0.6		°C/W
Control & Interface
	Control Interface	–					Adjustable Resistors / PMBus®
	PMBus® Address	–					Hardware selectable
	Supported Commands	–					VOUT_COMMAND, READ_TEMPERATURE, STATUS_WORD
Reliability & Compliance
	Operating Life (MTTF)						>1,000,000 Hours
	ESD Rating (HBM)						±2 kV
	RoHS Status						Compliant
	Moisture Sensitivity Level (MSL)						MSL 4