LP2950CZ-3.3G ON Semiconductor, LP2950CZ-3.3G Datasheet - Page 8
![IC REG LDO LP 100MA 3.3V TO-92](/photos/5/32/53267/to-92-3_standardbody__to-226_bentlead_sml.jpg)
LP2950CZ-3.3G
Manufacturer Part Number
LP2950CZ-3.3G
Description
IC REG LDO LP 100MA 3.3V TO-92
Manufacturer
ON Semiconductor
Datasheet
1.LP2951ACDR2G.pdf
(23 pages)
Specifications of LP2950CZ-3.3G
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
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
Through Hole
Package / Case
TO-92-3 (Standard Body), TO-226
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
30 V
Output Voltage
3.3 V
Output Type
Fixed
Dropout Voltage (max)
0.08 V at 100 uA
Output Current
100 mA
Line Regulation
0.2 %
Load Regulation
0.2 %
Voltage Regulation Accuracy
1 %
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Reference Voltage
1.26 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- 50
200
150
100
100
50
4.0
3.0
2.0
1.0
80
60
40
20
0
0
0
100
0
0
LP2951CN
C
V
I
T
L
out
A
L
= 400 mA to 75 mA
= 1.0 mF
= 25°C
= 5.0 V
0.5
5.0
Figure 12. Load Transient Response
Figure 16. Maximum Rated
10
1
Figure 14. Output Noise
1.0 k
V
Output Current
in
1.5
f, FREQUENCY (Hz)
15
, INPUT VOLTAGE (V)
T
A
t, TIME (ms)
= 75°C
C
C
L
L
20
2
= 1.0 mF
= 100 mF
I
Load
2.5
25
10 k
T
V
A
out
= 25°C
30
3
I
T
V
LP2951C
L
A
O
= 100 mA
= 25°C
= 5.0 V
3.5
35
http://onsemi.com
100 k
40
4
4.0
2.0
0
- 2.0
- 4.0
- 6.0
400
200
0
- 200
- 400
8
10000
1000
0.01
100
0.1
10
80
60
40
20
Figure 17. Output Stability versus Output Capacitor
1.8
1.6
1.4
1.2
1.0
0.8
1
0
1.0
- 40
0
Lower unstable region is for 0.1 mF only.
1 mF and 100 mF show no instability with low ESR values.
T
C
V
V
A
in
out
L
- 20
= 25°C
= 1.0 mF
Figure 15. Shutdown Threshold Voltage
10
= 6.0 V
= 5.0 V
20
10
Figure 13. Ripple Rejection
0
Unstable Region for 0.1 mF capacitor only
Output “On"
30
20
versus Temperature
Unstable Region
t, TEMPERATURE (°C)
f, FREQUENCY (Hz)
Stable Region
Output Current (mA)
100
40
40
Change
Output “Off"
50
60
1.0 k
60
80
I
L
= 0.1 mA
100
70
10 k
120
80
100 mF
0.1 mF
V
out
140
90
= 5 V
100 k
100
160