Delta Electronics NC30 manual Technical Specifications

TECHNICAL SPECIFICATIONS

(TA=25°C, airflow rate=400LFM, Vin=12Vdc, nominal Vout unless otherwise noted.)

PARAMETER	NOTES and CONDITIONS			NC12S0A0V30
			Min.	Typ.	Max.	Units
ABSOLUTE MAXIMUM RATINGS
Input Voltage					14	Vdc
Operating Temperature	Refer to Figures 36 and 41 for the measuring point	-40			125	°C
Storage Temperature			-40		125	°C
Input/Output Isolation Voltage	Non-isolated			NA		V
INPUT CHARACTERISTICS
Operating Input Voltage			10.2	12	13.8	V
Input Under-Voltage Lockout
Turn-On Voltage Threshold				9.0		V
Turn-Off Voltage Threshold				8.3		V
Lockout Hysteresis Voltage				0.7		V
Maximum Input Current	100% Load, 10.2Vin, 5Vout				15.6	A
No-Load Input Current				160		mA
Off Converter Input Current				10		mA
Input Reflected-Ripple Current	Refer to Figure 35			150		mA
Input Voltage Ripple Rejection	120 Hz			55		dB
OUTPUT CHARACTERISTICS
Output Voltage Adjustment Range			0.9		5.0	V
Output Voltage Set Point	Vin=12V, Io=Io,max, Ta=25℃, 1% trim resistors	-3.0			+3.0	%
Output Voltage Regulation
Over Load	Io=Io,min to Io,max	-1.0			+1.0	%
Over Line	Vin=Vin,min to Vin,max		-0.2		+0.2	%
Output Voltage Ripple and Noise	5Hz to 20MHz bandwidth
Peak-to-Peak	Full Load, 1µF ceramic, 10µF tantalum				50	mV
RMS	Full Load, 1µF ceramic, 10µF tantalum				15	mV
Output Current Range			0		30	A
Output Voltage Over-shoot at Start-up	Vin=12V, Turn ON				1	%
Output Voltage Under-shoot at Power-Off	Vin=12V, Turn OFF				100	mV
Output DC Current-Limit Inception		36				A
Output Short-Circuit Current (Hiccup mode)			36			A
DYNAMIC CHARACTERISTICS
Out Dynamic Load Response	12Vin, 10µF Tan & 1µF Ceramic load cap, 10A/µs
Positive Step Change in Output Current	50% Io,max to 75% Io,max			75		mV
Negative Step Change in Output Current	75% Io,max to 50% Io,max			75		mV
Setting Time	Settling to be within regulation band (+/- 3.0%)				150	µs
Turn-On Transient	Io=Io.max
Start-Up Time, From On/Off Control	Vin=12V, Vo=10% of Vo,set, Ta=25℃				10	ms
Start-Up Time, From Input	Vo=10% of Vo,set, Ta=25℃				30	ms
Minimum Output Startup Capacitive Load	Ex: Two OSCON 6.3V/680µF (ESR 13mΩ max each)		1360
Maximum Output Startup Capacitive Load	Full load; ESR ≧10mΩ				5440	µF
Minimum Input Capacitance	Ex: OSCON 16V/270µF (ESR 18mΩ max)	270				µF
EFFICIENCY
Vo=0.9V	Vin=12V, Io=30A			78		%
Vo=1.2V	Vin=12V, Io=30A			82		%
Vo=1.5V	Vin=12V, Io=30A			85		%
Vo=1.8V	Vin=12V, Io=30A			87		%
Vo=2.5V	Vin=12V, Io=30A			90		%
Vo=3.3V	Vin=12V, Io=30A			92		%
Vo=5.0V	Vin=12V, Io=30A			94		%
FEATURE CHARACTERISTICS
Switching Frequency				300		KHz
ON/OFF Control	Positive logic (internally pulled high)
Logic High	Module On (or leave the pin open)		2.4		Vin,max	V
Logic Low	Module Off	-0.2			0.8	V
Remote Sense Range					0.4	V
GENERAL SPECIFICATIONS
MTBF				1.69		M hours
Weight				36		grams
Over-Temperature Shutdown	Auto restart, refer to Fig. 36&41 for the measuring point			130		°C

DS_NC12S30A_05222008

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