onsemiUnited States
IC REG LINEAR POS ADJ 1.5A TO220
System similar recommendation, not yet registered as a replacement: Classic 3-pin adjustable linear regulator, TO-220 through-hole, 1.5A, Vref 1.25VChecked against the datasheet
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Technical parameters
Key specs
Output voltage1.25 V
Output current1.5 AMax · 1.5A(VI-VO≤15V
Input voltage≤ 40 V
Dropout voltage3 VMax
Quiescent current50 µATyp
Datasheet-verified parameters
14 items| Parameter | Value and test conditions | Source |
|---|---|---|
| Output Voltage (Fixed Mode) | 1.25V×(1+R2/R1) 可调，无固定模式 | |
| Adjustable Output Range | 1.2V 起（Vref 1.25V） | |
| Input Voltage (Absolute Maximum) | VI-VO -0.3~40V | |
| Output Current (Specified Value) | 1.5A（VI-VO≤15V，T 封装） | |
| Quiescent Current IQ | I_Adj 50µA Typ/100µA Max | |
| Dropout/Saturation Characteristics | 非 LDO，需 3V 以上压差 |
All parameters (21)
| Power | |
|---|---|
| Current - Output | 1.5A |
| Current - Quiescent (Iq) | 10 mA |
| Voltage Dropout (Max) | - |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Max) | 37V |
| Voltage - Output (Min/Fixed) | 1.2V |
| AC and DC characteristics | |
| PSRR | 80dB ~ 65dB (120Hz) |
| Environment and package | |
| Mounting Type | Through Hole |
| Operating Temperature | 0°C~125°C |
| Package | Tube |
| Package / Case | TO-220-3 |
| Supplier Device Package | TO-220 |
| Other | |
| Base Product Number | LM317 |
| Control Features | - |
| Mfr | onsemi |
| Number of Regulators | 1 |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Product Status | Active |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Series | - |
Documents
Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.