7 LM4041x12I Electrical Characteristics

full-range T_A = –40°C to 85°C (unless otherwise noted)

PARAMETER		TEST CONDITIONS	T_A	LM4041A12I			LM4041B12I			UNIT
PARAMETER		TEST CONDITIONS	T_A	MIN	TYP	MAX	MIN	TYP	MAX	UNIT
V_Z	Reverse breakdown voltage	I_Z = 100 μA	25°C		1.225			1.225		V
	Reverse breakdown voltage tolerance	I_Z = 100 μA	25°C	–1.2		1.2	–2.4		2.4	mV
	Reverse breakdown voltage tolerance	I_Z = 100 μA	Full range	–9.2		9.2	–10.4		10.4	mV
I_Z,min	Minimum cathode current		25°C		45	75		45	75	μA
I_Z,min	Minimum cathode current		Full range			80			80	μA
α_VZ	Average temperature coefficient of reverse breakdown voltage	I_Z = 10 mA	25°C		±20			±20		ppm/°C
		I_Z = 1 mA	25°C		±15			±15
		I_Z = 1 mA	Full range			±100			±100
		I_Z = 100 μA	25°C		±15			±15
ΔV_Z/ΔI_Z	Reverse breakdown voltage change with cathode current change	I_Z,min < I_Z < 1 mA	25°C		0.7	1.5		0.7	1.5	mV
		I_Z,min < I_Z < 1 mA	Full range			2			2
		1 mA < I_Z < 12 mA	25°C		4	6		4	6
		1 mA < I_Z < 12 mA	Full range			8			8
Z_Z	Reverse dynamic impedance	I_Z = 1 mA, f = 120 Hz, I_AC = 0.1 I_Z	25°C		0.5	1.5		0.5	1.5	Ω
e_N	Wideband noise	I_Z = 100 μA, 10 Hz ≤ f ≤ 10 kHz	25°C		20			20		μV_RMS
	Long-term stability of reverse breakdown voltage	t = 1000 h, T_A = 25°C ± 0.1°C, I_Z = 100 μA	25°C		120			120		ppm