Features
| Application
|
Blog
Features
| Application
|
Absolute Maximum Ratings
| Rating | Symbol | MIN | MAX | Unit |
| Max Input Voltage | Vin | – | 40 | V |
| Output current | Io | 0.01 | 1.5 | A |
| Output voltage | VO | 1.25 | 37 | V |
| Input-to-output differential voltage | VI-VO | – | 40 | V |
| Power Dissipation | PD | Internal limited | ||
| Ambient Temperature | Ta | -20 | 85 | ℃ |
| Operating Junction Temperature Range | Tj | -55 | +150 | ℃ |
| Storage Temperature | Tstg | -40 | +150 | ℃ |
Caution: Exceed these limits to damage to the device. Exposure to absolute maximum rating conditions may affect device reliability.
Electrical Characteristics
SSP7901 Series (Unless otherwise indicated：Ta=25℃)
| PARAMETER | SYMBOL | CONDITIONS | MIN | TYP | MAX | UNIT |
| Output Voltage1 | VOUT(S) | VIN= VOUT(S)+2V，IOUT=10mA | VOUT(S)x0.98 | VOUT(S) | VOUT(S)x1.02 | V |
| Parameter | Symbol | Test Conditions | Min | Typ | Max | Unit |
| Line regulation（2） | Regline | VI-VO=3V to 40V,Tj=25℃ | -5 | – | 5 | mV |
| Load regulation | Regload | Io=10mA to 1000mA, PD≤20W, Tj=25℃ | -25 | – | 25 | mV |
| Reference voltage (between pin 2 and pin 1) | Vref | VI -VO =3V to 40V, PD≤20W, IO=10mA to 1.5A | 1.2 | 1.25 | 1.3 | V |
| Output-voltage Temperature stability | TS | TJ = 0℃ to 125℃ | – | 0.7 | – | %VO |
| Maximum output current | Imax | VI-VO ≤ 15V, TJ=25℃ | 1.5 | – | – | A |
| Adjustment Pin Current | IAdj | – | 50 | 100 | μA | |
| Adjustment Pin Current Change | Δ IAdj | 2.5 V ≤ VI−VO ≤ 40 V, 10 mA ≤ IL ≤ 500mA, | – | 0.2 | 5 | μA |
| Minimum Load Current to Maintain Regulation | ILmin | VI−VO = 40V | – | 3.5 | 10 | mA |
| Thermal Shutdown | – | – | – | 180 | – | ℃ |
| Junction to Case Thermal Resistance | RθJC | – | 5 | – | ℃/W |
7.Order Information
| Product model | Package | Manner of packing | Minimum packing quantity |
| LM317 | SOT-223 | Reel | 2500 |
| LM317T | TO-220 | Tube | 50 |
| LM317M | TO-252 | Reel | 2500 |
| LM317D | TO-263-2 | Reel | 2500 |
| LM317L | SOT89-3 | Reel | 1000 |
Shanghai Siproin
Microelectronics Co.,Ltd.
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