Datasheet LM337 (ON Semiconductor) - 5
| 制造商 | ON Semiconductor |
| 描述 | Voltage Regulator - Adjustable Output, Negative |
| 页数 / 页 | 11 / 5 — LM337. Figure 5. Load Regulation. Figure 6. Current Limit. Figure 7. … |
| 文件格式/大小 | PDF / 266 Kb |
| 文件语言 | 英语 |
LM337. Figure 5. Load Regulation. Figure 6. Current Limit. Figure 7. Adjustment Pin Current. Figure 8. Dropout Voltage
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LM337
0.2 4.0 0 IL = 0.5 A (A) -0.2 3.0 -0.4 TAGE CHANGE (%) CURRENT -0.6 2.0 VOL -0.8 TJ = 25°C IL = 1.5 A Vin = -15 V , OUTPUT -1.0 1.0 , OUTPUT Vout = -10 V I out outV -1.2 Δ -1.4 0 -50 -25 0 25 50 75 100 125 150 0 10 20 30 40 T V J, JUNCTION TEMPERATURE (°C) in-Vout , INPUT-OUTPUT VOLTAGE DIFFERENTIAL (Vdc)
Figure 5. Load Regulation Figure 6. Current Limit
80 3.0 μA) V 75 out = -5.0 V ( TAGE DVO = 100 mV 70 VOL 2.5 IL = 1.5 A (Vdc) 65 CURRENT 60 2.0 1.0 A 55 , INPUT-OUTPUT DIFFERENTIAL 50 out 500 mA 1.5 , ADJUSTMENT - V AdjI 45 in 200 mA V 20 mA 40 1.0 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (°C) TJ, JUNCTION TEMPERATURE (°C)
Figure 7. Adjustment Pin Current Figure 8. Dropout Voltage
1.27 1.8 (mA) 1.6 1.26 TAGE (V) 1.4 1.2 CURRENT 1.25 1.0 TJ = 25°C 0.8 0.6 , REFERENCE VOL 1.24 , QUIESCENT ref B 0.4 V I 0.2 1.23 0 -50 -25 0 25 50 75 100 125 150 0 10 20 30 40 TJ, JUNCTION TEMPERATURE (°C) Vin-Vout , INPUT-OUTPUT VOLTAGE DIFFERENTIAL (Vdc)
Figure 9. Temperature Stability Figure 10. Minimum Operating Current www.onsemi.com 5
0.2 4.0 0 IL = 0.5 A (A) -0.2 3.0 -0.4 TAGE CHANGE (%) CURRENT -0.6 2.0 VOL -0.8 TJ = 25°C IL = 1.5 A Vin = -15 V , OUTPUT -1.0 1.0 , OUTPUT Vout = -10 V I out outV -1.2 Δ -1.4 0 -50 -25 0 25 50 75 100 125 150 0 10 20 30 40 T V J, JUNCTION TEMPERATURE (°C) in-Vout , INPUT-OUTPUT VOLTAGE DIFFERENTIAL (Vdc)
Figure 5. Load Regulation Figure 6. Current Limit
80 3.0 μA) V 75 out = -5.0 V ( TAGE DVO = 100 mV 70 VOL 2.5 IL = 1.5 A (Vdc) 65 CURRENT 60 2.0 1.0 A 55 , INPUT-OUTPUT DIFFERENTIAL 50 out 500 mA 1.5 , ADJUSTMENT - V AdjI 45 in 200 mA V 20 mA 40 1.0 -50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (°C) TJ, JUNCTION TEMPERATURE (°C)
Figure 7. Adjustment Pin Current Figure 8. Dropout Voltage
1.27 1.8 (mA) 1.6 1.26 TAGE (V) 1.4 1.2 CURRENT 1.25 1.0 TJ = 25°C 0.8 0.6 , REFERENCE VOL 1.24 , QUIESCENT ref B 0.4 V I 0.2 1.23 0 -50 -25 0 25 50 75 100 125 150 0 10 20 30 40 TJ, JUNCTION TEMPERATURE (°C) Vin-Vout , INPUT-OUTPUT VOLTAGE DIFFERENTIAL (Vdc)
Figure 9. Temperature Stability Figure 10. Minimum Operating Current www.onsemi.com 5