|
|
Part: LM350
Category:
Power Management
-> Regulators
-> Linear Voltage Regulators
-> Positive
Description: 3-Terminal 3A Positive Adjustable Voltage Regulator
Company: Fairchild Semiconductor
Datasheet: Download LM350 datasheet File size : 1144 kB
Request For quote: Find where to buy LM350
Datasheet text preview:
www.fairchildsemi.com
LM350
3-Ter minal 3A Positive Adjustable Voltage Regulator
Features
· · · · · · · Output adjustable between 1.2V and 33V Guaranteed 3A output current Internal thermal overload protection Load regulation (Typ: 0.1%) Line regulation (Typ: 0.015%/V) Internal short-circuit current limit Output transistor safe-area compensation
Description
The LM350 is an adjustable 3-terminal positive voltage regulator capable of supplying in excess of 3.0 A over an output voltage range of 1.2V to 33 V
TO-220
1
1. Adj 2. Output 3. Input
Internal Block Diagram
Rev. 1.0.0
©2001 Fairchild Semiconductor Corporation
LM350
Absolute Maximum Ratings
Parameter Input-Output Voltage Differential Lead Temperature (Soldering, 10sec) Power Dissipation Operating Temperature Range Storage Temperature Range Symbol V I - VO TLEAD PD TOPR TSTG Value 35 300 Internally limited 0 ~ +125 -65 ~ +150 Unit VDC °C °C °C
Electrical Characteristics
(VI-VO=5V, IO=1.5A, TJ=0°C to + 125°C; PD PDMAX, unless otherwise specified) Parameter Line Regulation (Note1) Load Regulation (Note1) Adjustment Pin Current Adjustment Pin Current Change Thermal Regulation Reference Voltage Line Regulation Load Regulation Temperature Stability Maximum Output Current Minimum Load Current RMS Noise, %of VOUT Ripple Rejection Long-Term Stability Symbol Rline Rload IADJ IADJ REGT VREF Rline Rload STT Io(MAX) IL(MIN) VN RR ST Conditions TA = +25°C, 3V VI -VO 35V TA = +25 °C, 3V VI -VO 35V VO 5V VO 5V 3V VI -VO 35V, 10mA Io 3A, PD PMAX Pulse = 20ms, TA =+ 25°C 3V VI -VO 35V, 10mA I O 3A,PD 30W 3.0V VI -VO 35V 10mA I O 3.0A VO 5.0V VO 5.0V TJ = 0°C to + 125°C VI -VO 10V, PD PMAX VI -VO = 30V, PD PMAX,TA = +25°C VI -VO = 35V 10Hz f 10KHz, TA= +25 °C VO = 10V, f = 120Hz, CADJ = 0 CADJ = 10µF TJ =+125 °C Min. 1.2 3.0 0.25 Typ. Max. Unit % /V mV % µA µA %/W V %/W mV % % A A mA %/Vo dB dB 1 %/ 1000HR
0.015 0.03 5 0.1 50 0.2 0.002 1.25 0.02 20 0.3 1 .0 4.5 1.0 3 .5 0.003 65 80 0.3 25 0.5 100 5.0 1.30 0.07 70 1.5 10 -
66 -
Note: 1. Regulation is measured at constant junction temperature. Changes in output voltage due to heating effects must be taken into account separately. Pulse testing with low duty cycle is used.
2
LM350
Typical Perfomance Characteristics
Figure 1. Load Regulation
Figure 2. Current Limit
Figure 3. Adjustment Pin Current
Figure 4. Dropout Voltage
Figure 5. Temperature Stability
Figure 6. Minimum Load Current
3
Others parts begin by lm
LM-1 LM-2 LM-3 LM-4 LM-5 LM-6 LM-7 LM-8 LM-9 LM-10 LM-11 LM-12 LM-13 LM-14 LM-15 LM-16 LM-17 LM-18 LM-19 LM-20 LM-21 LM-22 LM-23 LM-24 LM-25 LM-26 LM-27 LM-28 LM-29 LM-30 LM-31 LM-32 LM-33 LM-34 LM-35 LM-36 LM-37 LM-38 LM-39 LM-40 LM-41 LM-42 LM-43 LM-44 LM-45 LM-46 LM-47 LM-48 LM-49 LM-50 LM-51 LM-52 LM-53 LM-54 LM-55 LM-56 LM-57 LM-58 LM-59 LM-60 LM-61 LM-62 LM-63 LM-64 LM-65
|
|
|
