Fujitsu MB3891 manual Parameter Symbol Pin No Conditions Value Unit Min

MB3891

(Ta = +25 °C, VBAT1 to VBAT4 = VCC-VSIM = 3.6 V)

	Parameter	Symbol	Pin No.		Conditions		Value		Unit
						Min.	Typ.	Max.
	Output voltage	VO	3,	4	−50 ∝A > OUT3 > −100 mA	2.700	2.800	2.900	V
	Line regulation	Line	3,	4	3.1 V < VBAT3 < 5.5 V			10	mV
	Load regulation	Load	3,	4	−50 ∝A > OUT3 > −100 mA			30	mV
	Ripple rejection	R.R	3,	4	f = 217 Hz	45			dB
	ΔVBAT3/ΔOUT3
LDO3
	Dropout voltage	VDO	3,	4	OUT3 = −100 mA			250	mV
(OUT3)
	GND current at low load	IGND	5		OUT3 > −1 mA			30	∝A
	GND current at max.	IGND	5		OUT3 = −100 mA			2	mA
	load
	Output noise volt. (RMS)	VNOVL	3,	4	f = 10 Hz to 1 MHz,			350	∝V
					OUT3 = 1 ∝F
		VO	40,	41	−50 ∝A > OUT4 > −100 mA,	2.700	2.800	2.900	V
	Output voltage				CONT4 = “L”
		VO	40,	41	−50 ∝A > OUT4 > −100 mA,	2.400	2.500	2.600	V
					CONT4 = “H”
	Line regulation	Line	40,	41	3.1 V < VBAT4 < 5.5 V			10	mV
	Load regulation	Load	40,	41	−50 ∝A > OUT4 > −100 mA			30	mV
LDO4
	Ripple rejection	R.R	40,	41	f = 217 Hz	45			dB
(OUT4)	ΔVBAT4 - OUT4/ΔOUT4
	Dropout voltage	VDO	40,	41	OUT4 = −100 mA			250	mV
	GND current at low load	IGND	39		OUT4 > −1 mA			30	∝A
	GND current at max.	IGND	39		OUT4 = −100 mA			2	mA
	load
	Output noise volt. (RMS)	VNOVL	40,	41	f = 10 Hz to 1 MHz,			500	∝V
					OUT4 = 1 ∝F
	Output voltage	VO	58		−50 ∝A > OUT5 > −50 mA	2.700	2.800	2.900	V
	Line regulation	Line	58		3.1 V < VBAT3 < 5.5 V			10	mV
	Load regulation	Load	58		−50 ∝A > OUT5 > −50 mA			30	mV
	Ripple rejection	R.R	58		f = 217 Hz	45			dB
	ΔVBAT3/ΔOUT5
LDO5
	Dropout voltage	VDO	58		OUT5 = −50 mA			250	mV
(OUT5)
	GND current at low load	IGND	59		OUT5 > −500 ∝A			20	∝A
	GND current at max.	IGND	59		OUT5 = −50 mA			1	mA
	load
	Output noise volt. (RMS)	VNOVL	58		f = 10 Hz to 1 MHz,			350	∝V
					OUT5 = 1 ∝F
								(Continued)

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