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LM137是可调节的3端负电压稳压器,能够在-37 V至-1.2 V的输出电压范围内提供超过1.5 A的电流。这些稳压器非常易于应用,只需要2个外部电阻来设置输出电压,1个输出电容用于频率补偿。电路设计经过优化,具有出色的调节性能和低热瞬态。此外,LM137系列还具有内部限流,热关断和安全区域补偿功能,几乎可防止过载。
LM137适用于各种应用,包括本地卡上调节,可编程 - 输出电压调节或精密电流调节。 LM137是LM117可调正稳压器的理想补充。
Output Options |
Iout (Max) (A) |
Vin (Max) (V) |
Vin (Min) (V) |
Vout (Max) (V) |
Vout (Min) (V) |
Fixed Output Options (V) |
Package Group |
Operating Temperature Range (C) |
Noise (uVrms) |
Rating |
Output Capacitor Type |
PSRR @ 100KHz (dB) |
Accuracy (%) |
Vdo (Typ) (mV) |
Iq (Typ) (mA) |
Package Size: mm2:W x L (PKG) |
LM137QML-SP | LM120QML | LM137JAN-SP | TPS7A3001-EP | UCC284-EP |
---|---|---|---|---|
Adjustable Output Negative Output |
Fixed Output Negative Output |
Adjustable Output Negative Output |
Adjustable Output Negative Output |
Negative Output Fixed Output |
1.5 | 1.5 | 1.5 | 0.2 | 0.5 |
-4.2 | -7 | -4.2 | -3 | -3.2 |
-40 | -32 | -40 | -36 | -15 |
-1.2 | -5 | -1.2 | -1.2 | -5 |
-37 | -15 | -37 | -33 | -5 |
-5 -12 -15 |
-5 | |||
TO |
TO TO |
TO | MSOP-PowerPAD | SOIC |
-55 to 125 |
-55 to 125 -55 to 150 |
-55 to 150 | -55 to 125 | -55 to 100 |
15 | 200 | |||
Space | Military | Space | HiRel Enhanced Product | HiRel Enhanced Product |
Non-Ceramic | Non-Ceramic | Ceramic | Non-Ceramic | |
55 | ||||
0.3 | 0.3 | 2.5 | 2.5 | |
3000 | 2000 | 3000 | 216 | 200 |
1.4 | 2 | 1.4 | 0.05 | 0.2 |
3TO: 92 mm2: 9.14 x 10.03(TO) |
3TO: 92 mm2: 9.14 x 10.03(TO) 2TO: 989 mm2: 25.4 x 38.938(TO) |
2TO: 989 mm2: 25.4 x 38.938(TO) | 8MSOP-PowerPAD: 15 mm2: 4.9 x 3(MSOP-PowerPAD) | 8SOIC: 29 mm2: 6 x 4.9(SOIC) |
无样片 | 无样片 | 无样片 |