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ZHCSJ86B December 2018 – April 2019 REF3425-EP , REF3430-EP , REF3433-EP , REF3440-EP

PRODUCTION DATA.

封裝選項(xiàng)

機(jī)械數(shù)據(jù) (封裝 | 引腳)

DBV|6
- MPDS026Q

散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)

訂購(gòu)信息

7.5 Electrical Characteristics

At T_A = 25°C unless otherwise noted.

PARAMETER		TEST CONDITIONS			MIN	TYP	MAX	UNIT
ACCURACY AND DRIFT
	Output voltage accuracy	T_A = 25°C			–0.05%		0.05%
	Output voltage temperature coefficient⁽¹⁾	–55°C ≤ T_A ≤ 125°C				2.5	10	ppm/°C
LINE AND LOAD REGULATION
ΔV_(OΔVIN)	Line regulation⁽²⁾	V_IN = 2.55 V to 12 V, T_A = 25°C				2		ppm/V
ΔV_(OΔVIN)	Line regulation⁽²⁾	V_IN = V_REF + V_DO to 12 V, –55°C ≤ T_A ≤ 125°C					15	ppm/V
ΔV_(OΔIL)	Load regulation⁽²⁾	I_L = 0 mA to 10 mA, V_IN = 3 V, T_A = 25°C	Sourcing			20		ppm/mA
		I_L = 0 mA to 10 mA, V_IN = 3 V, –55°C ≤ T_A ≤ 125°C	Sourcing				30
		I_L = 0 mA to –10 mA, V_IN = V_REF + V_DO, T_A = 25°C	Sinking	REF3425-EP		40
				REF3430-EP		43
				REF3440-EP		48
				REF3440-EP		60
		I_L = 0 mA to –10 mA, V_IN = V_REF + V_DO, –55°C ≤ T_A ≤ 125°C	Sinking	REF3425-EP			70
				REF3430-EP			75
				REF3433-EP			84
				REF3440-EP			98
I_SC	Short-circuit current (output shorted to ground)	V_REF = 0, T_A = 25°C				18	22	mA
NOISE
e_np-p	Output voltage noise⁽³⁾	ƒ = 0.1 Hz to 10 Hz				5		µV p-p/V
		ƒ = 0.1 Hz to 10 Hz (REF3440-EP)				3.8		µV p-p/V
		ƒ = 10 Hz to 10 kHz				24		µV rms
e_n	Output voltage noise density	ƒ = 1 kHz				0.25		ppm/√Hz
e_n	Output voltage noise density	ƒ = 1 kHz (REF3440-EP)				0.2		ppm/√Hz
LONG-TERM STABILITY
	Long-term stability⁽⁴⁾	0 - 1000 hours at 35°C				25		ppm
	Long-term stability⁽⁴⁾	1000 - 2000 hours at 35°C				10		ppm
TURNON
t_ON	Turnon time	0.1% of output voltage settling, C_L = 10 µF				2.5		ms
CAPACITIVE LOAD
C_L	Stable output capacitor value	–55°C ≤ T_A ≤ 125°C			0.1		10	µF
OUTPUT VOLTAGE
V_REF	Output voltage	REF3425-EP				2.5		V
		REF3430-EP				3
		REF3433-EP				3.3
		REF3440-EP				4.096
POWER SUPPLY
V_IN	Input voltage				V_REF + V_DO		12	V
I_L	Output current capacity	V_IN = V_REF + V_DO to 12 V	Sourcing		10			mA
I_L	Output current capacity	V_IN = V_REF + V_DO to 12 V	Sinking		–10			mA
I_Q	Quiescent current	–55°C ≤ T_A ≤ 125°C	Active mode			72	95	µA
I_Q	Quiescent current	–55°C ≤ T_A ≤ 125°C	Shutdown mode			2.5	3	µA
V_DO	Dropout voltage	I_L = 0 mA, T_A = 25°C				50		mV
		I_L = 0 mA, –55°C ≤ T_A ≤ 125°C					100
		I_L = 10 mA, –55°C ≤ T_A ≤ 125°C					500
V_EN	ENABLE pin voltage	Voltage reference in active mode (EN = 1)			1.6			V
V_EN	ENABLE pin voltage	Voltage reference in shutdown mode (EN = 0)					0.5	V
I_EN	ENABLE pin leakage current	V_EN = V_IN = 12 V, –55°C ≤ T_A ≤ 125°C				1	2	µA

(1) Temperature drift is specified according to the box method. See the Feature Description section for more details.

(2) The ppm/V and ppm/mA in line and load regulation can be also expressed as µV/V and µV/mA.

(3) The peak-to-peak noise measurement procedure is explained in more detail in the Noise Performance section.

(4) Long-term stability measurement procedure is explained in more in detail in the Long-Term Stability section.