OMNIREL OM2940-12SM, OM2940-05SM, OM2940-15SM Datasheet

OM2940-05SM OM2940-15SM

OM2940-12SM

SURFACE MOUNT 0.5 VOLT LOW DROPOUT

POSITIVE REGULATOR

Isolated Hermetic Surface Mount Package

Three Terminal, Fixed Voltage, 1 Amp Low

Dropout Voltage Regulator

FEATURES

•	Similar	To Industry Standard LM2940
•	Dropout	Voltage Typically 0.5V @ I	O = 1A

•Output Current Up To 1A

•Reverse Battery Protection

•Internal Short Circuit Protection

•Isolated Hermetic Surface Mount Package

DESCRIPTION

These three terminal fixed voltage regulators are designed to provide 1.0A with high efficiency. It has the ability to source 1A of output current with a typical dropout voltage of .5V and a maximum of 1V over the entire temperature range. It is supplied

in a hermetic surface mount package and is ideally suited for Military applications where small size and high reliability are required.

ABSOLUTE MAXIMUM RATINGS	@ 25°C
Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . .	. . . . . . . . . . . . . . . . . . . . 26 Vdc
Output Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . . . . . +5V, +12V, +15 Vdc
Operating Junction Temperature Range . . . . . . .	. . . . . . . . . . . . - 55° C to + 125°C
Storage Temperature Range . . . . . . . . . . . . . . .	. . . . . . . . . . . . - 65° C to + 150°C
Lead Temperature (Soldering 10 Seconds) . . . . .	. . . . . . . . . . . . . . . . . . . . 300°C
Thermal Resistance:
θ JC (Isolated) . . . . . . . . . . . . . . . . . . . . . . . . .	. . . . . . . . . . . . . . . . . . . 15°C/W
Maximum Output Current . . . . . . . . . . . . . . . . .	. . . . . . . . . . . . . . . . . . . . . . 1.0A
a

3.5

4 11 R0	3.5 - 57

							5.3
	ELECTRICAL CHARACTERISTICS, P/N												OM2940-5SM (5 Volts)							ELECTRICAL CHARACTERISTICS, P/N OM2940-12SM (12 Volts)
	-55°C ≤ T		A ≤ 125°C, V IN			= 10 V,	I O = 1 A, C		OUT		= 22 µF		(unless otherwise specified).							-55°C ≤ T		A ≤ 125°C, V IN			= 17 V, I		O = 1 A, C	OUT		= 22 µF		(unless otherwise specified).
	Parameter			Symbol			Test Conditions					Notes	Min.	Max.	Unit					Parameter			Symbol				Test Conditions				Notes	Min.	Max.	Unit
	Output Voltage			V		OUT	V IN = 10 V, I OUT					= 5 mA		1	4.85	5.15		V		Output Voltage			V		OUT		V IN = 17 V, I OUT				= 5 mA		1	11.64	12.36		V
														2	4.75	5.25																	2	11.40	12.60
							V IN = 6 V, IOUT					= 5 mA		1	4.85	5.15											V IN = 13.6 V, I OUT				= 5 mA		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 7 V, I OUT					= 5 mA		1	4.85	5.15											V IN = 14 V, I OUT				= 5 mA		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 26 V, I OUT					= 5 mA		1	4.85	5.15											V IN = 26 V, I OUT				= 5 mA		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 10 V, I OUT					= 1 A		1	4.85	5.15											V IN = 17 V, I OUT				= 1 A		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 6 V, IOUT					= 1 A		1	4.85	5.15											V IN = 13.6 V, I OUT				= 1 A		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 6 V, IOUT = 50 mA							1	4.85	5.15											V IN = 13.6 V, I OUT				= 50 mA		1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
							V IN = 10 V, I OUT					= 50 mA		1	4.85	5.15											V IN = 17 V, I OUT = 50 mA						1	11.64	12.36
														2	4.75	5.25																	2	11.40	12.60
	Maximum Line Transient			V		LT	V O ≤ 6 V, R		O	= 100 Ω, t = 20 ms				1, 2	40			V		Maximum Line Transient			V		LT		V O ≤ 13 V, R O			= 100 Ω, t = 20 ms			1, 2	40			V
	Reverse Polarity					V RIN		R O		= 100 Ω				1, 2	-15					Reverse Polarity					V RIN			R O	= 100 Ω				1, 2	-15
	Input Voltage DC																	V		Input Voltage DC																	V
5.3	Reverse Polarity					V RIT	R O	= 100 Ω, t =20 ms						1, 2	-45					Reverse Polarity					V RIT		R O	= 100 Ω, t =20 ms					1, 2	-45
	Input Voltage Transient																	V		Input Voltage Transient																	V
-
58	Quiescent	Current		I		Q	V IN = 10 V, I OUT					= 5 mA		1		20		mA		Quiescent	Current		I		Q		V IN = 17 V, I OUT				= 5 mA		1		20		mA
														2		30																	2		30
							V IN = 7 V, I OUT					= 5 mA		1		20											V IN = 14 V, I OUT				= 5 mA		1		20
														2		30																	2		30
							V IN = 26 V, I OUT					= 5 mA		1		20											V IN = 26 V, I OUT				= 5 mA		1		20
														2		30																	2		30
							V IN = 10 V, I OUT					= 1 A		1		70											V IN = 17 V, I OUT				= 1 A		1		70
														2		120																	2		120
	Line Regulation			V		RLN	7 V ≤		V	IN ≤ 26 V,				1		±55		mV		Line Regulation			V		RLN		14 V ≤		V	IN ≤ 26 V,			1		±110		mV
								IOUT		= 5 mA				2		±80												IOUT		= 5 mA			2		±180
	Load Regulation			V		RLD	V IN = 10 V, 50 mA ≤ I						≤ 1 A	1		±65		mV		Load Regulation			V		RLD		V IN = 17 V, 50 mA ≤ I					≤ 1 A	1		±160		mV
												OUT		2		±120															OUT		2		±220
	Dropout Voltage			V		DO		IOUT			= 1 A			1		.7		V		Dropout Voltage			V		DO			IOUT		= 1 A			1		.7		V
														2		1																	2		1
								IOUT	= 100 mA					1		150		mV										IOUT	= 100 mA				1		150		mV
														2		200																	2		200
	Output Noise Voltage			V		ON	V IN = 10 V, I O = 5 mA,							1, 2		700	µV	rms		Output Noise Voltage			V		ON		V IN = 17 V, I O = 5 mA,						1		1000	µV	rms
								10 Hz - 100 Hz																				10 Hz - 100 Hz
	Output Impedance			R		O	V IN = 10 V, I OUT				= 100 mA dc			1, 2		1		Ω		Output Impedance			R		O		V IN = 17 V, I OUT = 100 mA dc						1, 2		1		Ω
							and 20 mA ac, f				O = 120 Hz																and 20 mA ac, f			O = 120 Hz
	Short Circuit Current			I		OS		V IN = 10 V						1	1.2			A		Short Circuit Current			I		OS			V IN = 17 V					1	1.2			A
														2	1.0																		2	1.0
	Ripple Rejection			R		R	V IN = 10 V + 1 V rms,							1	60			dB		Ripple Rejection			R		R		V IN = 17 V + 1 V rms,						1	52			dB
							IOUT	= 5 mA, f = 1 kHz						2	50												IOUT	= 5 mA, f = 1 kHz					2	46
	Notes:	1. T A		= 25°C .																Notes:	1.	T A	= 25°C .
		2.	Over full operating temperature range.																		2.	Over full operating temperature range.

15SM-OM2940 - 05SM-OM2940