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LM2623AMM Datasheet(PDF) 5 Page - Texas Instruments

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Part # LM2623AMM
Description  LM2623 General Purpose, Gated Oscillator Based, DC/DC Boost Converter
PDF  16 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM2623AMM Datasheet(HTML) 5 Page - Texas Instruments

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2.000
2.100
2.200
2.300
2.400
2.500
2.600
2.700
2.800
2.900
3.000
-
40
-
30
-
20
-
10
0 10 20 30 40 50 60 70 80
Temperature (ºC)
2A
1A
0.000
0.050
0.100
0.150
0.200
0.250
0.300
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80
Temperature (ºC)
-50
0
50
100
Temperatur
e
0.800
0.90
0
1.00
0
1.100
1.20
0
1.30
0
1.2
1.7
2.2
2.7
3.2
3.7
4.2
Vin (V)
0
0.5
1
1.5
2
300k
225k
150
75k
V
DD
= 3.3V
TEMPERATURE (ºC)
-40
-25
-10
5
20
35
50
65
80
1.2365
1.236
1.2355
1.235
1.2345
1.234
1.2335
1.233
1.2325
300mA
600mA
10mA
60.0
65.0
70.0
75.0
80.0
85.0
90.0
95.0
1.8
2.1
2.4 2.7
3.0
3.3
3.6
3.9 4.2
4.5
Vin
LM2623
www.ti.com
SNVS188G – MAY 2004 – REVISED DECEMBER 2005
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency
vs
VFB
VIN
vs
VOUT = 5.0V
Temperature
Figure 3.
Figure 4.
Frequency
vs
Maximum Start Up Voltage vs
VIN
Temperature
Figure 5.
Figure 6.
Typical RDS(ON) vs
Typical Current Limit vs
Temperature
Temperature
Figure 7.
Figure 8.
Copyright © 2004–2005, Texas Instruments Incorporated
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