LP2951ACDM-3.0 ON Semiconductor, LP2951ACDM-3.0 Datasheet - Page 12

• Manufacturer Part Number: LP2951ACDM-3.0
• Description: Micropower Voltage Regulators
• Manufacturer: ON Semiconductor

MC34164P–5
2
3
Figure 24. Open Circuit Detector for 4.0 to 20 mA Current Loop
1
100
40
Figure 26. DPAK Thermal Resistance and Maximum
1N4001
100 k
90
80
70
60
50
Power Dissipation versus P.C.B. Copper Length
0
4
Figure 25. Low Battery Disconnect
Vertically
Mounted
Free Air
31.6 k
5.0
0.1 F
NC
NC
20 mA
Minimum
Size Pad
2N3906
http://onsemi.com
L, LENGTH OF COPPER (mm)
5
3
NC
10
Error
SD
LP2951CN
Gnd
LP2950
4
5
3
V in
P D(max) for T A = 50 C
12
Error
SD
8
R JA
LP2951CN
Gnd
FB
V O T
15
V out
SNS
4
7
1N457
1N457
1N457
V in
8
2
6
FB
NC
1
V O T
SNS
V out
7
20
NC
NC
1
2
2
6
1
4.7 k
L
2.0 oz. Copper
360
* High for
I L < 3.5 mA
+ 5.0 V
Î Î Î
Î Î Î
Î Î Î
NC
5
6.0 V Lead–Acid
Battery
4
25
L
Output*
1.0 F
30
2.4
1.6
1.2
0.8
0.4
0
2.0
20
NiCad Backup
Battery
Main V+
Memory V+