|
|
Texas Instruments
LP2950CDT-5.0/NOPB
|
Texas Instruments
LP2951ACMMX-3.3/NOPB
|
Texas Instruments
LP2951CN/NOPB
|
Texas Instruments
LM2578AN/NOPB
|
Texas Instruments
LM3578AM/NOPB
|
Texas Instruments
LM3578AMX/NOPB
|
Texas Instruments
LM2940T-9.0/NOPB
|
Texas Instruments
LM2940T-8.0/NOPB
|
Texas Instruments
LM2940IMP-12/NOPB
|
Texas Instruments
LM2940CS-9.0/NOPB
|
| Price |
|
$0.87 |
|
|
|
|
|
$1.03 |
$1.03 |
$1.16 |
|
| RoHS |
|
Compliant |
Compliant |
Yes |
Yes |
Compliant |
Compliant |
Yes |
Yes |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
Yes |
Yes |
No |
No |
Yes |
Yes |
No |
No |
| Approx. Price (US$) |
|
0.25 | 1ku |
0.25 | 1ku |
0.25 | 1ku |
1.42 | 1ku |
0.78 | 1ku |
0.78 | 1ku |
0.60 | 1ku |
0.60 | 1ku |
0.60 | 1ku |
0.48 | 1ku |
| Vdo(Typ)(mV) |
|
380 |
380 |
380 |
|
|
|
500 |
500 |
500 |
500 |
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Vout(Min)(V) |
|
3 |
1.24 |
1.24 |
1 |
1 |
1 |
5 |
5 |
5 |
5 |
| Operating Temperature Range(C) |
|
-40 to 125 |
-40 to 125 |
-40 to 125 |
-40 to 125 |
0 to 125 |
0 to 125 |
-40 to 125,-40 to 85 |
-40 to 125,-40 to 85 |
-40 to 125,-40 to 85 |
-40 to 85,0 to 125 |
| Output Options |
|
Fixed Output |
Adjustable Output,Fixed Output |
Adjustable Output,Fixed Output |
|
|
|
Fixed Output |
Fixed Output |
Fixed Output |
Fixed Output |
| Regulated Outputs(#) |
|
1 |
1 |
1 |
|
|
|
1 |
1 |
1 |
1 |
| Package Size |
|
mm2 |
mm2 |
mm2 |
|
|
|
mm2 |
mm2 |
mm2 |
mm2 |
| Fixed Output Options(V) |
|
3,3.3,5 |
3,3.3,5 |
3,3.3,5 |
|
|
|
5,8,9,10,12,15 |
5,8,9,10,12,15 |
5,8,9,10,12,15 |
5,9,12,15 |
| Vout(Max)(V) |
|
5 |
29 |
29 |
36 |
|
|
15 |
15 |
15 |
15 |
| Additional Features |
|
Overcurrent Protection,Thermal Shutdown |
|
Enable,Overcurrent Protection,Power Good,Thermal Shutdown |
|
|
|
Overcurrent Protection,Thermal Shutdown |
|
Overcurrent Protection,Thermal Shutdown |
Overcurrent Protection,Thermal Shutdown |
| Vin(Max)(V) |
|
30 |
30 |
30 |
40 |
40 |
40 |
26 |
26 |
26 |
26 |
| Vin(Min)(V) |
|
2.3 |
-0.3 |
-0.3 |
2 |
2 |
2 |
6 |
6 |
6 |
6 |
| Package Group |
|
TO-252,TO-92 |
PDIP,SOIC,VSSOP,WSON |
PDIP,SOIC,VSSOP,WSON |
PDIP,SOIC |
PDIP,SOIC |
PDIP,SOIC |
DDPAK/TO-263,TO-220,WSON,SOT-223 |
DDPAK/TO-263,TO-220,WSON,SOT-223 |
DDPAK/TO-263,TO-220,WSON,SOT-223 |
DDPAK/TO-263,TO-220,WAFERSALE |
| Iout(Max)(A) |
|
0.1 |
0.1 |
0.1 |
0.75 |
0.75 |
0.75 |
1 |
1 |
1 |
1 |
| Output Capacitor Type |
|
Ceramic |
Ceramic |
Ceramic |
|
|
|
Non-Ceramic,Tantalum |
Non-Ceramic |
Non-Ceramic,Tantalum |
Non-Ceramic,Tantalum |
| Iq(Typ)(mA) |
|
0.075 |
0.075 |
0.075 |
|
|
|
10 |
10 |
10 |
10 |
| Accuracy(%) |
|
|
1.5 |
1.4 |
|
|
|
5 |
5 |
5 |
5 |
| PSRR @ 100KHz(dB) |
|
|
51 |
51 |
|
|
|
48 |
48 |
48 |
54 |
| Special Features |
|
|
Enable,Power Good |
|
|
|
|
|
N/A |
|
|
| Noise(uVrms) |
|
|
160 |
160 |
|
|
|
150 |
150 |
150 |
150 |
| Topology |
|
|
|
|
Boost,Buck,Flyback,Forward,Inverting,SEPIC |
Buck/Boost |
Buck/Boost |
|
|
|
|
| Switching Frequency(Min)(kHz) |
|
|
|
|
16 |
|
|
|
|
|
|
| Duty Cycle(Max)(%) |
|
|
|
|
90 |
|
|
|
|
|
|
| Type |
|
|
|
|
Converter |
Converter |
Converter |
|
|
|
|
| Switching Frequency(Typ)(kHz) |
|
|
|
|
20 |
|
|
|
|
|
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
24 |
|
|
|
|
|
|
| Thermal Resistance JA(C/W) |
|
|
|
|
|
|
|
|
23 |
|
|
