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LM35H

Part # LM35H
Description PRECISION CENTIGRADE TEMPERATURE SENSOR - Bulk
Category TRANSISTOR
Availability In Stock
Qty 1
Qty Price
1 + $14.24461
Manufacturer Available Qty
National Semiconductor Corp
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Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

LM35
+
OUT
200*
1.5 k*
HEAT
FINS
V
A
R
A
1 k
1 PF
+
20 PF
+
LM3914 LM3914
1.2 k*
67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86
10
20 k
18
1 2 3
7 V
4 5 6 7 8 9 1 2 3 4 5 6 7 8 9
NC
V
B
V
C
499*499*
10 18
7 V
7 V
1.5 k*
R
C
1 k
1 k*
R
B
1 k
20 LEDs
°F
LM35
SNIS159C –AUGUST 1999–REVISED JULY 2013
www.ti.com
*=1% or 2% film resistor
Trim R
B
for V
B
= 3.075 V
Trim R
C
for V
C
= 1.955 V
Trim R
A
for V
A
= 0.075 V + 100 mV/°C ×T
ambient
Example, V
A
= 2.275 V at 22°C
Figure 26. Bar-Graph Temperature Display (Dot Mode)
16 Submit Documentation Feedback Copyright © 1999–2013, Texas Instruments Incorporated
Product Folder Links: LM35
LM35
LM131
47
+
GND
8
6 V
100 k
0.01 PF
100 k
1 PF
12 k
5 k
FULL
SCALE
ADJ
1
2 4
6
7
0.01 PF
LOW TEMPCO
3
5
1 k6.8 k
4N28
f
OUT
LM35
www.ti.com
SNIS159C –AUGUST 1999–REVISED JULY 2013
Figure 27. LM35 With Voltage-To-Frequency Converter And Isolated Output
(2°C to 150°C; 20 to 1500 Hz)
Copyright © 1999–2013, Texas Instruments Incorporated Submit Documentation Feedback 17
Product Folder Links: LM35
.125 R2
V
OUT
= 10 mV/°C
+
+V
S
R2
A2
A1
V
0
nR1
i
8.8 mV/°C
nR1
Q1 Q2
10E E
1.38 V
PTAT
LM35
SNIS159C –AUGUST 1999–REVISED JULY 2013
www.ti.com
BLOCK DIAGRAM
18 Submit Documentation Feedback Copyright © 1999–2013, Texas Instruments Incorporated
Product Folder Links: LM35
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