LM150,LM350,LM350A LM150/LM350A/LM350 3-Amp Adjustable Regulators Literature Number: JAJSBC0
LM350A/LM350 3A LM350 1.2V 33V 3A 3 IC 2 & IC ADJ 6 ADJ LM350 100V ADJ LM350 ADJ 1.2V 3A LM350A 3A LM350 3A LM150 19860701 33200 24060 11800 1998 5 ds009061 Converted to nat2000 DTD SGMLFIX: PR1.doc Fixed (mm) SGMLFIX: PR4.doc Fixed (mm) SGMLFIX: PR8.doc Fixed (mm) SGMLFIX: PR16.doc Fixed (mm) LM350 TO-220 LM350A 40 T J 125 LM350 0 T J 125 1.2V 3A 86dB 1% (LM350A) 0.01%/V (LM350A) 0.3% (LM350A) LM350A/LM350 LM350A/LM350 3A (TO-220) Plastic Package Front View Order Number LM350AT or LM350T See NS Package Number T03B 19980501 National Semiconductor Corporation 1 Printed in Japan NSJ 6/99
LM350A/LM350 (Note 1) 35V 65 150 ( 4 ) 260 ESD TBD LM350A 40 T J 125 LM350 0 T J 125 T J 25 V IN V OUT 5V I OUT 10mA (Note 2) Parameter Conditions LM350A LM350 Units Min Typ Max Min Typ Max Reference Voltage I OUT 10 ma, T J 25 1.238 1.250 1.262 V 3V (V IN V OUT ) 35V, 1.225 1.250 1.270 1.20 1.25 1.30 V 10 ma I OUT 3A, P 30W Line Regulation 3V (V IN V OUT ) 35V (Note 3) 0.005 0.01 0.005 0.03 /V 0.02 0.05 0.02 0.07 /V Load Regulation 10 ma I OUT 3A (Note 3) 0.1 0.3 0.1 0.5 0.3 1 0.3 1.5 Thermal Regulation 20 ms Pulse 0.002 0.01 0.002 0.03 /W Adjustment Pin Current 50 100 50 100 A Adjustment Pin Current Change 10 ma I OUT 3A, 3V (V IN V OUT ) 35V 0.2 5 0.2 5 A Temperature Stability T MIN T J T MAX 1 1 Minimum Load Current V IN V OUT 35V 3.5 10 3.5 10 ma Current Limit V IN V OUT 10V 3.0 4.5 3.0 4.5 A V IN V OUT 30V 0.3 1 0.25 1 A RMS Output Noise, of 10 Hz f 10 khz 0.001 0.001 V OUT Ripple Rejection Ratio V OUT 10V, f 120 Hz, C ADJ 0 F 65 65 db V OUT 10V, f 120 Hz, C ADJ 10 F 66 86 66 86 db Long-Term Stability T J 125, 1000 hrs 0.25 1 0.25 1 Thermal Resistance, Junction T Package 3 4 3 4 /W to Case Thermal Resistance, Junction to Ambient (No Heat Sink) T Package 50 50 /W Note 1: Note 2: Note 3: IC TO-220(T) 25W 15V 15V (Min Max) AOQL( ) http://www.national.com 2
Load Regulation Current Limit Adjustment Current LM350A/LM350 Dropout Voltage Temperature Stability Minimum Operating Current 3 http://www.national.com
LM350A/LM350 ( ) Ripple Rejection Ripple Rejection Ripple Rejection Output Impedance Line Transient Response Load Transient Response http://www.national.com 4
LM350 ADJ 1.25V V REF R1 I 1 R2 LM350 ( 240 ) 0.05 15V 0.05 I OUT 0.05 (1 R2/R1) 11.5 Figure 2 240 LM350A/LM350 FIGURE 1. ADJ 50 A (I ADJ ) LM350 I ADJ 0.1 F 1 F ADJ ADJ LM350 10 F 86dB 120Hz 10 F IC 1 F 25 F 0.5MHz 0.01 F 0.1 F LM350 500pF 5000pF 1 F ( 25 F ) FIGURE 2. Regulator with Line Resistance in Output Lead R2 IC IC 10 F 20A IC V IN LM350 25A 25 F IC LM350 50 25V 10 F 25V LM350 Figure 3 5 http://www.national.com
LM350A/LM350 ( ) D1 protects against C1 D2 protects against C2 FIGURE 3. Regulator with Protection Diodes http://www.national.com 6
1.2V 25V Adjustable Regulator Adjustable Regulator with Improved Ripple Rejection LM350A/LM350 1 F 1000 F * 6 * C1 High Stability 10V Regulator Note: LM350 R1 120 Precision Power Regulator with Low Temperature Coefficient *R1 3.75V Slow Turn-ON 15V Regulator 7 http://www.national.com
LM350A/LM350 ( ) Digitally Selected Outputs Regulator and Voltage Reference * V OUT 10A Regulator * 50mA http://www.national.com 8
( ) 5V Logic Regulator with Electronic Shutdown* 0 to 30V Regulator LM350A/LM350 * 1.2V 5A Constant Voltage/Constant Current Regulator * LED 9 http://www.national.com
LM350A/LM350 ( ) 12V Battery Charger Adjustable Current Regulator 1.2V 20V Regulator with Minimum Program Current * 4 ma 3A Current Regulator Precision Current Limiter *0.4 R 1 120 http://www.national.com 10
( ) Tracking Preregulator LM350A/LM350 Adjusting Multiple On-Card Regulators with Single Control* * 10mA 100mV AC Voltage Regulator Simple 12V Battery Charger R S R S ** 1000 F 11 http://www.national.com
LM350A/LM350 ( ) Temperature Controller Adjustable 10A Regulator Light Controller Current Limited 6V Charger * (0.3 2A) ** 1000 F 6A Regulator http://www.national.com 12
inches (millimeters) LM350A/LM350 3A 3 Lead Molded TO-220 (T) Order Number LM350AT or LM350T NS Package Number T03B 1. (a) (b) 2. 135-0042 2-17-16 TEL.(03)5639-7300 / http://www.nsjk.co.jp/ 0120-666-116
IMPORTANT NOTICE