|
|
Texas Instruments
LM3502ITLX-16/NOPB
|
Texas Instruments
LM3502ITL-16/NOPB
|
Texas Instruments
LM3502ITLX-35/NOPB
|
Texas Instruments
LM3525MX-H/NOPB
|
Texas Instruments
LM3525M-L
|
Texas Instruments
LM3526MX-L/NOPB
|
Texas Instruments
LM3526M-H
|
Texas Instruments
LM3535TMX/NOPB
|
Texas Instruments
LM3549SQX/NOPB
|
Texas Instruments
LM3549SQE/NOPB
|
| Price |
|
|
|
|
$0.86 |
$1.17 |
$1.02 |
$1.56 |
|
|
|
| RoHS |
|
Compliant |
Compliant |
Compliant |
Compliant |
No |
Compliant |
No |
Compliant |
Yes |
Compliant |
| Lead Status |
|
No |
No |
No |
No |
No |
No |
No |
No |
Yes |
No |
| LED Current Per Channel(mA) |
|
50 |
50 |
50 |
|
|
|
|
25 |
235 |
235 |
| LED(#) |
|
10 |
10 |
10 |
|
|
|
|
8 |
3 |
3 |
| Shutdown Current(Typ)(uA) |
|
6 |
6 |
6 |
|
|
|
|
1.7 |
1 |
1 |
| Rating |
|
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
Catalog |
| Type |
|
Inductive |
Inductive |
Inductive |
|
|
|
|
Capacitive |
|
|
| Package Group |
|
DSBGA,WQFN |
DSBGA,WQFN |
DSBGA,WQFN |
SOIC |
SOIC |
SOIC |
SOIC |
DSBGA |
WQFN |
WQFN |
| Topology |
|
Boost |
Boost |
Boost |
|
|
|
|
Boost,Multi-Channel |
Boost |
Boost |
| Vout(Min)(V) |
|
15 |
15 |
15 |
|
|
|
|
2.7 |
|
|
| Channels(#) |
|
2 |
2 |
2 |
|
|
|
|
8 |
3 |
3 |
| Vin(Max)(V) |
|
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
5.5 |
| Switching Frequency(Max)(kHz) |
|
1000 |
1000 |
1000 |
|
|
|
|
1330 |
|
|
| Duty Cycle(Max)(%) |
|
95 |
95 |
95 |
|
|
|
|
100 |
|
|
| Special Features |
|
OVP |
OVP |
OVP |
|
|
|
|
OVP |
I2C Control |
I2C Control |
| Peak Efficiency(%) |
|
80 |
80 |
80 |
|
|
|
|
90 |
95 |
95 |
| Vout(Max)(V) |
|
40 |
40 |
40 |
|
|
|
|
5 |
4.6 |
4.6 |
| Estimated Package Size (WxL)(mm2) |
|
,[pf]16WQFN[/pf] |
,[pf]16WQFN[/pf] |
,[pf]16WQFN[/pf] |
|
|
|
|
|
|
|
| Vin(Min)(V) |
|
2.5 |
2.5 |
2.5 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
2.7 |
| Approx. Price (US$) |
|
1.10 | 1ku |
1.10 | 1ku |
1.10 | 1ku |
0.59 | 1ku |
0.59 | 1ku |
0.63 | 1ku |
0.63 | 1ku |
0.65 | 1ku |
2.67 | 1ku |
2.67 | 1ku |
| Operating Temperature Range(C) |
|
-40 to 125 |
-40 to 125 |
-40 to 125 |
-40 to 125 |
-40 to 125 |
-40 to 125 |
-40 to 125 |
-30 to 85 |
-30 to 85 |
-30 to 85 |
| Package Size |
|
|
|
|
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
mm2 |
| USB Switch rDS(on)(mOhms) |
|
|
|
|
80 |
80 |
100 |
100 |
|
|
|
| Current Limit Topology |
|
|
|
|
Constant-Current |
Constant-Current |
Constant-Current |
Constant-Current |
|
|
|
| Enable |
|
|
|
|
Active High,Active Low |
Active High,Active Low |
Active High,Active Low |
Active High,Active Low |
|
|
|
| Number of Switches |
|
|
|
|
1 |
1 |
2 |
2 |
|
|
|
| Continuous Current(Max)(A) |
|
|
|
|
0.5 |
0.5 |
0.5 |
0.5 |
|
|
|
| LED Configuration |
|
|
|
|
|
|
|
|
|
Parallel |
Parallel |
| Program Memory |
|
|
|
|
|
|
|
|
|
Yes |
Yes |
| Programmable Ramp Control |
|
|
|
|
|
|
|
|
|
Yes |
Yes |
| Iout(Max)(A) |
|
|
|
|
|
|
|
|
|
0.720 |
0.720 |
| Iq(Typ)(mA) |
|
|
|
|
|
|
|
|
|
1.6 |
1.6 |
