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LM4041CEM3X-ADJNOPB Fiches technique(PDF) 8 Page - Texas Instruments

No de pièce LM4041CEM3X-ADJNOPB
Description  LM4041-N/LM4041-N-Q1 Precision Micropower Shunt Voltage Reference
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Site Internet  http://www.ti.com
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LM4041-N, LM4041-N-Q1
SNOS641F – OCTOBER 1999 – REVISED JULY 2013
www.ti.com
LM4041-N/LM4041-N-Q1 ADJ (Adjustable) Electrical Characteristics (Extended Temperature
Range)
Boldface limits apply for TA = TJ = TMINto TMAX; all other limits TJ = 25°C unless otherwise specified (SOT-23, see
(1)), I
RMIN
≤ IR ≤ 12 mA, VREF ≤ VOUT ≤ 10V. The grades C and D designate initial Reference Voltage Tolerances of ±0.5% and ±1%,
respectively for VOUT = 5V.
Symbol
Parameter
Conditions
Typical(2)
LM4041CEM3
LM4041DEM3
Units
LM4041QCEM3(3)
LM4041QDEM3(3)
(Limit)
VREF
Reference Voltage
IR = 100 μA, VOUT = 5V
1.233
V
Reference Voltage
IR = 100 μA, VOUT = 5V
±6.2
±12
mV (max)
Tolerance(4)
±18
±30
mV (max)
IRMIN
Minimum Operating
45
μA
Current
60
65
μA (max)
68
73
μA (max)
ΔVREF/ΔIR Reference Voltage
IRMIN ≤ IR ≤ 1 mA
0.7
mV
Change with Operating
SOT-23: VOUT ≥ 1.6V
(1)
1.5
2.0
mV (max)
Current Change(5)
2.0
2.5
mV (max)
1 mA
≤ IR ≤ 12 mA
2
mV
SOT-23: VOUT ≥ 1.6V
(1)
8
10
mV (max)
6
8
mV (max)
ΔVREF/ΔV
Reference Voltage
IR = 1 mA
−1.55
mV/V
O
Change with Output
−2.0
−2.5
mV/V (max)
Voltage Change
−3.0
−4.0
mV/V (max)
IFB
Feedback Current
60
nA
100
150
nA (max)
120
200
nA (max)
ΔVREF/ΔT
Average Reference
VOUT = 5V,
IR = 10
20
ppm/°C
Voltage Temperature
mA
Coefficient(4)
IR =
1
15
ppm/°C
±100
±150
mA
(max)
IR = 100
15
ppm/°C
μA
ZOUT
Dynamic Output
IR = 1 mA, f = 120 Hz,
Impedance
IAC = 0.1 IR
VOUT =
VREF
0.3
Ω
VOUT =
2
Ω
10V
eN
Wideband Noise
IR = 100 μA,
VOUT =
20
μVrms
VREF
10 Hz
≤ f ≤ 10 kHz
ΔVREF
Reference Voltage Long
t = 1000 hrs, IR = 100 μA,
120
ppm
Term Stability
T = 25°C ±0.1°C
VHYST
Thermal Hysteresis(6)
ΔT = −40°C to +125°C
0.08
%
(1)
When VOUT ≤ 1.6V, the LM4041-N ADJ in the SOT-23 package must operate at reduced IR. This is caused by the series resistance of
the die attach between the die (-) output and the package (-) output pin. See the Output Saturation (SOT-23 only) curve in the Typical
Performance Characteristics section.
(2)
Typicals are at TJ = 25°C and represent most likely parametric norm.
(3)
Limits are 100% production tested at 25°C. Limits over temperature are ensured through correlation using Statistical Quality Control
(SQC) methods. The limits are used to calculate AOQL.
(4)
Reference voltage and temperature coefficient will change with output voltage. See Typical Performance Characteristics curves.
(5)
Load regulation is measured on pulse basis from no load to the specified load current. Ouput changes due to die temperature change
must be taken into account separately.-
(6)
Thermal hysteresis is defined as the difference in voltage measured at +25°C after cycling to temperature -40°C and the 25°C
measurement after cycling to temperature +125°C.
8
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Product Folder Links: LM4041-N, LM4041-N-Q1


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