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LM2842 Fiches technique(PDF) 5 Page - Texas Instruments

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No de pièce LM2842
Description  Input Step-Down DC/DC Regulator in Thin SOT
Download  20 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

LM2842 Fiches technique(HTML) 5 Page - Texas Instruments

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1.0
1.6
2.2
2.8
3.4
4.0
800
600
400
200
0
SHDN PIN VOLTAGE (V)
0
10
20
30
40
50
60
70
80
90
100
0
20
40
60
80
100
120
LOAD CURRENT (mA)
VIN = 12V
VIN = 24V
0.0
0.1
0.2
0.3
LOAD CURRENT (A)
0
20
40
60
80
100
VIN = 12V
VIN = 24V
0.4
0.5
0.6
VIN = 36V
0.0
0.1
0.2
0.3
LOAD CURRENT (A)
0
20
40
60
80
100
VIN = 36V
VIN = 12V
VIN = 24V
LM2841, LM2842
www.ti.com
SNVS540H – MARCH 2009 – REVISED APRIL 2013
Typical Performance Characteristics
Efficiency vs. Load Current (LM2842X, VOUT = 3.3V)
Efficiency vs. Load Current (LM2841X, VOUT = 3.3V)
Figure 2.
Figure 3.
Efficiency vs. Load Current (LM2840X, VOUT = 8V)
Switching Frequency vs. Temperature (X version)
Figure 4.
Figure 5.
Switch Current Limit vs. SHDN Pin Voltage
Input UVLO Voltage vs. Temperature
(Soft-start Implementation, LM2840/41)
Figure 6.
Figure 7.
Copyright © 2009–2013, Texas Instruments Incorporated
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Product Folder Links: LM2841 LM2842


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