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LM20 bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LM20
Giải thích chi tiết về linh kiện  2.4V, 10關A, SC70, micro SMD Temperature Sensor
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM20 bảng dữ liệu(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
Supply Voltage
+6.5V to −0.2V
Output Voltage
(V
+ + 0.6 V) to
−0.6 V
Output Current
10 mA
Input Current at any pin (Note 2)
5 mA
Storage Temperature
−65˚C to
+150˚C
Maximum Junction Temperature
(T
JMAX)
+150˚C
ESD Susceptibility (Note 3) :
Human Body Model
2500 V
Machine Model
250 V
Soldering process must comply with National’s
Reflow Temperature Profile specifications. Refer to
www.national.com/packaging. (Note 4)
Operating Ratings(Note 1)
Specified Temperature Range:
T
MIN
≤ T
A
≤ T
MAX
LM20B, LM20C with
2.4 V
≤ V+≤ 2.7 V
−30˚C
≤ T
A
≤ +130˚C
LM20B, LM20C with
2.7 V
≤ V+≤ 5.5 V
−55˚C
≤ T
A
≤ +130˚C
LM20S with
2.4 V
≤ V+≤ 5.5 V
−30˚C
≤ T
A
≤ +125˚C
LM20S with
2.7 V
≤ V+≤ 5.5 V
−40˚C
≤ T
A
≤ +125˚C
Supply Voltage Range (V
+)
+2.4 V to +5.5 V
Thermal Resistance,
θ
JA(Note 5)
SC-70
micro SMD
415˚C/W
340˚C/W
Electrical Characteristics
Unless otherwise noted, these specifications apply for V
+ = +2.7 V
DC. Boldface limits apply for TA =TJ =TMIN to TMAX ; all
other limits T
A =TJ = 25˚C; Unless otherwise noted.
Parameter
Conditions
Typical
(Note 6)
LM20B
LM20C
LM20S
Units
(Limit)
Limits
Limits
Limits
(Note 7)
(Note 7)
(Note 7)
Temperature to Voltage Error
V
O = (−3.88x10
−6xT2)
+ (−1.15x10
−2xT) + 1.8639V
(Note 8)
T
A = +25˚C to +30˚C
±1.5
±4.0
±2.5
˚C (max)
T
A = +130˚C
±2.5
±5.0
˚C (max)
T
A = +125˚C
±2.5
±5.0
±3.5
˚C (max)
T
A = +100˚C
±2.2
±4.7
±3.2
˚C (max)
T
A = +85˚C
±2.1
±4.6
±3.1
˚C (max)
T
A = +80˚C
±2.0
±4.5
±3.0
˚C (max)
T
A = 0˚C
±1.9
±4.4
±2.9
˚C (max)
T
A = −30˚C
±2.2
±4.7
±3.3
˚C (min)
T
A = −40˚C
±2.3
±4.8
±3.5
˚C (max)
T
A = −55˚C
±2.5
±5.0
˚C (max)
Output Voltage at 0˚C
+1.8639
V
Variance from Curve
±1.0
˚C
Non-Linearity (Note 9)
−20˚C
≤ T
A
≤ +80˚C
±0.4
%
Sensor Gain (Temperature
Sensitivity or Average Slope)
to equation:
V
O=−11.77 mV/˚CxT+1.860V
−30˚C
≤ T
A
≤ +100˚C
−11.77
−11.4
−12.2
−11.0
−12.6
−11.0
−12.6
mV/˚C (min)
mV/˚C (max)
Output Impedance
0 µA
≤ I
L
≤ +16 µA
(Notes 11, 12)
160
160
160
Ω (max)
Load Regulation(Note 10)
0 µA
≤ I
L
≤ +16 µA
(Notes 11, 12)
−2.5
−2.5
−2.5
mV (max)
Line Regulation
+2. 4 V
≤ V+ ≤ +5.0V
+3.3
+3.7
+3.7
mV/V (max)
+5.0 V
≤ V+ ≤ +5.5 V
+11
+11
+11
mV (max)
Quiescent Current
+2. 4V
≤ V+ ≤ +5.0V
4.5
7
7
7
µA (max)
+5.0V
≤ V+ ≤ +5.5V
4.5
9
9
9
µA (max)
+2. 4V
≤ V+ ≤ +5.0V
4.5
10
10
10
µA (max)
Change of Quiescent Current
+2. 4 V
≤ V+ ≤ +5.5V
+0.7
µA
Temperature Coefficient of
−11
nA/˚C
Quiescent Current
Shutdown Current
V
+
≤ +0.8 V
0.02
µA
www.national.com
3


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