LP2951ACDMR2G ON Semiconductor, LP2951ACDMR2G Datasheet - Page 11

• Manufacturer Part Number: LP2951ACDMR2G
• Description: IC REG LDO 100MA 5V/ADJ MICRO8
• Manufacturer: ON Semiconductor

Specifications of LP2951ACDMR2G

• Regulator Topology: Positive Fixed or Adjustable
• Voltage - Output: 5V, 1.25 ~ 29 V
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 0.35V @ 100mA
• Number Of Regulators: 1
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 30 V
• Output Voltage: 1.25 V to 29 V, 5 V
• Output Type: Adjustable, Fixed
• Dropout Voltage (max): 0.08 V at 100 uA
• Output Current: 0.1 A
• Line Regulation: 0.1 %
• Load Regulation: 0.1 %
• Voltage Regulation Accuracy: 0.5 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Reference Voltage: 1.25 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LP2951ACDMR2G; LP2951ACDMR2GOSTR

2N3906
Unregulated Input
6.0 to 10 Vdc
GND
0.1 mF
NC
Figure 23. Latch Off When Error Flag Occurs
Error flag occurs when V
low to maintain V
duced by excessive load current.
Figure 21. Lithium Ion Battery Cell Charger
Normally
Closed
Reset
5
3
Error
SD
LP2951CN
470 k
GND FB
470 k
4
V
in
8
5
3
V
SNS
V
Error
SD
O
out
LP2951CN
out
7
T
GND FB
, or if V
+V
4
2
6
1
V
in
8
in
NC
NC
in
V
SNS
V
O
is too
out
out
7
T
is re-
1N4001
1
2
6
330 pF
2.2 mF
NC
NC
4.2 V ± 0.025 V
50 k
R1
R2
2.0 M
1.0%
806 k
1.0%
TYPICAL APPLICATIONS
http://onsemi.com
Lithium Ion
Rechargeable
Cell
1.0 mF
V
out
11
Shutdown
+V
Output
in
Figure 24. 5.0 V Regulator with 2.5 V Sleep Function
Error
Input
47 k
5
3
*Sleep
Shutdown
Input
Error
SD
Output
LP2951CN
GND
Error
Input
Figure 22. Low Drift Current Sink
4
V
in
8
I
L
FB
V
SNS
5
3
V
O
out
+V = 2.0 to 30 V
7
Error
SD
T
LP2951CN
CMOS
Gate
GND FB
2
6
1
Load
4
V
NC
NC
in
8
V
SNS
V
O
out
7
2N3906
470 k
T
R
I
L
1
2
6
= 1.23/R
200 k
100 k
100 k
1.0 mF
100 pF
0.1 mF
V
3.3 mF
out