Fujitsu MB3891 Electrical Characteristics, Parameter Symbol Pin No Conditions Value Unit Min Typ

MB3891

■ELECTRICAL CHARACTERISTICS

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

Parameter		Symbol	Pin No.	Conditions		Value		Unit
					Min.	Typ.	Max.
		IBAT1	8, 9, 10, 11,	UVLO = “L”,			80	∝A
			20, 42, 43,	BACKUP UVLO = “L”
	Shutdown supply		60, 61, 62
	current	IBAT2	8, 9, 10, 11,	UVLO = “L”,			160	∝A
			20, 42, 43,	BACKUP UVLO = “H”
			60, 61, 62
	Standby supply	IBAT3	8, 9, 10, 11,	All circuit’s = On			400	∝A
	current		20, 42, 43,	(No load)
			60, 61, 62
	Operating ground	IGND	4, 5, 19,	All circuit’s -VSIM =			10	mA
				On Max. load on all
	current		32, 59
				regulators
		VTHH	8, 9, 10, 11,	OUT1 = ON	2.980	3.080	3.180	V
			20, 42, 43,
	UVLO threshold		60, 61, 62
	voltage	VTHL	8, 9, 10, 11,	OUT1 = OFF	2.780	2.880	2.980	V
			20, 42, 43,
			60, 61, 62
		VTHH	8, 9, 10, 11,	V-BACKUP = ON	2.980	3.080	3.180	V
			20, 42, 43,
General	BACKUP UVLO		60, 61, 62
	threshold voltage	VTHL	8, 9, 10, 11,	V-BACKUP = OFF	2.580	2.680	2.780	V
			20, 42, 43,
			60, 61, 62
		VIH	16, 56, 57		0.7 ⋅		OUT1	V
					OUT1
		VIL	16, 56, 57		0		0.3 ⋅	V
							OUT1
		VIH	14, 15, 44		0.7 ⋅		VBAT	V
					VBAT
	Input voltage
		VIL	14, 15, 44		0		0.3 ⋅	V
							VBAT
		VIH	26, 27		0.7 ⋅		VCC-VSIM	V
					VCC-VSIM
		VIL	26, 27		0		0.3 ⋅	V
							VCC-VSIM
	Pull-up resistor	RPU	17			15*		kΩ
		RPU	14, 57			200*		kΩ
	Pull-down resistor	RPD	15, 53, 54, 55			200*		kΩ

* : Standard design value

(Continued)

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