Datasheet Texas Instruments LM2937-3.3
| Manufacturer | Texas Instruments |
| Series | LM2937-3.3 |
400mA and 500mA Voltage Regulator
Datasheets
LM2937 2.5-V and 3.3-V 400-mA and 500-mA Voltage Regulators datasheet
PDF, 2.1 Mb, Revision: F, File published: Nov 21, 2014
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Prices
Status
| LM2937ES-3.3 | LM2937ES-3.3/NOPB | LM2937ESX-3.3 | LM2937ESX-3.3/NOPB | LM2937ET-3.3 | LM2937ET-3.3/NOPB | LM2937IMP-3.3 | LM2937IMP-3.3/NOPB | LM2937IMPX-3.3 | LM2937IMPX-3.3/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| Lifecycle Status | NRND (Not recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) | NRND (Not recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | No | Yes | No | Yes | Yes | No | Yes | No | Yes |
Packaging
| LM2937ES-3.3 | LM2937ES-3.3/NOPB | LM2937ESX-3.3 | LM2937ESX-3.3/NOPB | LM2937ET-3.3 | LM2937ET-3.3/NOPB | LM2937IMP-3.3 | LM2937IMP-3.3/NOPB | LM2937IMPX-3.3 | LM2937IMPX-3.3/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Pin | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 |
| Package Type | KTT | KTT | KTT | KTT | NDE | NDE | DCY | DCY | DCY | DCY |
| Industry STD Term | TO-263 | TO-263 | TO-263 | TO-263 | TO-220 | TO-220 | SOT-223 | SOT-223 | SOT-223 | SOT-223 |
| JEDEC Code | R-PSFM-G | R-PSFM-G | R-PSFM-G | R-PSFM-G | R-MSFM-P | R-MSFM-P | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 45 | 45 | 500 | 500 | 45 | 45 | 1000 | 1000 | 2000 | 2000 |
| Carrier | TUBE | TUBE | LARGE T&R | LARGE T&R | TUBE | TUBE | LARGE T&R | LARGE T&R | LARGE T&R | LARGE T&R |
| Device Marking | LM2937ES | -3.3 | -3.3 | -3.3 | -3.3 | -3.3 | L69B | L69B | L69B | L69B |
| Width (mm) | 8.41 | 8.41 | 8.41 | 8.41 | 10.16 | 10.16 | 3.5 | 3.5 | 3.5 | 3.5 |
| Length (mm) | 10.18 | 10.18 | 10.18 | 10.18 | 14.986 | 14.986 | 6.5 | 6.5 | 6.5 | 6.5 |
| Thickness (mm) | 4.44 | 4.44 | 4.44 | 4.44 | 4.572 | 4.572 | 1.6 | 1.6 | 1.6 | 1.6 |
| Pitch (mm) | 2.54 | 2.54 | 2.54 | 2.54 | 2.54 | 2.54 | 2.3 | 2.3 | 2.3 | 2.3 |
| Max Height (mm) | 4.83 | 4.83 | 4.83 | 4.83 | 4.7 | 4.7 | 1.8 | 1.8 | 1.8 | 1.8 |
| Mechanical Data | Download | Download | Download | Download | Download | Download | Download | Download | Download | Download |
Parametrics
| Parameters / Models | LM2937ES-3.3 | LM2937ES-3.3/NOPB | LM2937ESX-3.3 | LM2937ESX-3.3/NOPB | LM2937ET-3.3 | LM2937ET-3.3/NOPB | LM2937IMP-3.3 | LM2937IMP-3.3/NOPB | LM2937IMPX-3.3 | LM2937IMPX-3.3/NOPB |
|---|---|---|---|---|---|---|---|---|---|---|
| Accuracy, % | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Fixed Output Options, V | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 |
| Iout(Max), A | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| Iq(Typ), mA | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Noise, uVrms | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 | 99 |
| Operating Temperature Range, C | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 | -40 to 125,-40 to 85 |
| Output Capacitor Type | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic | Ceramic |
| Output Options | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output | Fixed Output |
| PSRR @ 100KHz, dB | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 |
| Package Group | DDPAK/TO-263 | DDPAK/TO-263 | DDPAK/TO-263 | DDPAK/TO-263 | TO-220 | TO-220 | SOT-223 | SOT-223 | SOT-223 | SOT-223 |
| Package Size: mm2:W x L, PKG | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | 3DDPAK/TO-263: 155 mm2: 15.24 x 10.16(DDPAK/TO-263) | See datasheet (TO-220) | See datasheet (TO-220) | 4SOT-223: 46 mm2: 7 x 6.5(SOT-223) | 4SOT-223: 46 mm2: 7 x 6.5(SOT-223) | 4SOT-223: 46 mm2: 7 x 6.5(SOT-223) | 4SOT-223: 46 mm2: 7 x 6.5(SOT-223) |
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog |
| Regulated Outputs | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Special Features | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| Thermal Resistance ОёJA, В°C/W | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 |
| Vdo(Typ), mV | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 | 500 |
| Vin(Max), V | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
| Vin(Min), V | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 | 4.75 |
| Vout(Max), V | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 |
| Vout(Min), V | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 | 3.3 |
Eco Plan
| LM2937ES-3.3 | LM2937ES-3.3/NOPB | LM2937ESX-3.3 | LM2937ESX-3.3/NOPB | LM2937ET-3.3 | LM2937ET-3.3/NOPB | LM2937IMP-3.3 | LM2937IMP-3.3/NOPB | LM2937IMPX-3.3 | LM2937IMPX-3.3/NOPB | |
|---|---|---|---|---|---|---|---|---|---|---|
| RoHS | See ti.com | Compliant | See ti.com | Compliant | See ti.com | Compliant | See ti.com | Compliant | See ti.com | Compliant |
| Pb Free | Yes | Yes |
Model Line
Series: LM2937-3.3 (10)
Manufacturer's Classification
- Semiconductors> Power Management> Linear Regulator (LDO)> Single Channel LDO
