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參數資料
| 型號： | LM20 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | LM20 2.4V, 10レA, SC70, micro SMD Temperature Sensor |
| 中文描述： | LM20的為2.4V，10レ甲，SC70封裝，微型貼片溫度傳感器 |
| 文件頁數： | 3/9頁 |
| 文件大小： | 218K |
| 代理商： | LM20 |
Absolute Maximum Ratings
(Note 1)
Supply Voltage
Output Voltage
+6.5V to 0.2V
(V
+
+ 0.6 V) to
0.6 V
10 mA
5 mA
Output Current
Input Current at any pin (Note 2)
Storage Temperature
Maximum Junction Temperature (T
JMAX
)
ESD Susceptibility (Note 3) :
Human Body Model
Machine Model
65C to +150C
+150C
2500 V
250 V
Lead Temperature
SC-70 Package (Note 4) :
Vapor Phase (60 seconds)
Infrared (15 seconds)
+215C
+220C
Operating Ratings
(Note 1)
Specified Temperature Range:
LM20B, LM20C with
2.4 V
≤
V
+
≤
2.7 V
LM20B, LM20C with
2.7 V
≤
V
+
≤
5.5 V
LM20S with
2.4 V
≤
V
+
≤
5.5 V
LM20S with
2.7 V
≤
V
+
≤
5.5 V
Supply Voltage Range (V
+
)
Thermal Resistance,
θ
JA
(Note 5)
SC-70
micro SMD
T
MIN
≤
T
A
≤
T
MAX
30C
≤
T
A
≤
+130C
55C
≤
T
A
≤
+130C
30C
≤
T
A
≤
+125C
40C
≤
T
A
≤
+125C
+2.4 V to +5.5 V
415C/W
TBDC/W
Electrical Characteristics
Unless otherwise noted, these specifications apply for V
+
= +2.7 V
DC
.
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
; all
other limits T
A
= T
J
= 25C; Unless otherwise noted.
Parameter
Conditions
Typical
(Note 6)
LM20B
Limits
(Note 7)
±
1.5
±
2.5
±
2.5
±
2.2
±
2.1
±
2.0
±
1.9
±
2.2
±
2.3
±
2.5
LM20C
Limits
(Note 7)
±
4.0
±
5.0
±
5.0
±
4.7
±
4.6
±
4.5
±
4.4
±
4.7
±
4.8
±
5.0
LM20S
Limits
(Note 7)
±
2.5
Units
(Limit)
Temperature to Voltage Error
V
O
= (3.88x10
6
xT
2
)
+ (1.15x10
2
xT) + 1.8639V
(Note 8)
T
A
= +25C to +30C
T
A
= +130C
T
A
= +125C
T
A
= +100C
T
A
= +85C
T
A
= +80C
T
A
= 0C
T
A
= 30C
T
A
= 40C
T
A
= 55C
C (max)
C (max)
C (max)
C (max)
C (max)
C (max)
C (max)
C (min)
C (max)
C (max)
V
C
%
mV/C (min)
mV/C (max)
±
3.5
±
3.2
±
3.1
±
3.0
±
2.9
±
3.3
±
3.5
Output Voltage at 0C
Variance from Curve
Non-Linearity (Note 9)
Sensor Gain (Temperature
Sensitivity or Average Slope)
to equation:
V
O
=11.77 mV/CxT+1.860V
Output Impedance
+1.8639
±
1.0
±
0.4
11.77
20C
≤
T
A
≤
+80C
30C
≤
T
A
≤
+100C
11.4
12.2
11.0
12.6
11.0
12.6
0 μA
≤
I
L
≤
+16 μA(Notes
11, 12)
0 μA
≤
I
L
≤
+16 μA(Notes
11, 12)
+2. 4 V
≤
V
+
≤
+5.0V
+5.0 V
≤
V
+
≤
+5.5 V
+2. 4 V
≤
V
+
≤
+5.5V
+2. 4 V
≤
V
+
≤
+5.0V
+2. 4 V
≤
V
+
≤
+5.5V
160
160
160
(max)
Load Regulation(Note 10)
2.5
2.5
2.5
mV (max)
Line Regulation
+3.3
+8.8
7
10
+3.7
+8.9
7
10
+3.7
+8.9
7
10
mV/V (max)
mV (max)
μA (max)
μA (max)
μA
nA/C
Quiescent Current
4.5
4.5
+0.7
11
Change of Quiescent Current
Temperature Coefficient of
Quiescent Current
Shutdown Current
V
+
≤
+0.8 V
0.02
μA
L
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