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LM3670MF-3.3 Fiches technique(PDF) 8 Page - Texas Instruments

No de pièce LM3670MF-3.3
Description  Miniature Step-Down DC-DC Converter for Ultralow Voltage Circuits
Download  28 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

LM3670MF-3.3 Fiches technique(HTML) 8 Page - Texas Instruments

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VOUT (50 mV/Div)
ILOAD = 280 mA
TIME (100 Ps/DIV)
ILOAD = 3 mA
VOUT (50 mV/Div)
ILOAD = 70 mA
TIME (100 Ps/DIV)
ILOAD = 0 mA
Inductor Current = 200 mA/Div
VIN = 3.6V
VIN = 4.6V
TIME (100 ms/DIV)
VOUT = 1.8V
(20 mV/Div)
VOUT = 1.8V
IOUT = 100 mA
VIN rise time = 10 ms
VIN = 3.6V
TIME (200 ms/DIV)
VIN = 2.6V
(20 mV/Div)
2.5
3
3.5
4
4.5
5
5.5
VIN (V)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
N FET
P FET
TA = 85
°C
TA = 25
°C
TA = -40
°C
-40
-20
-10
0 10 20 30 40 50 60 70 80
TEMPERATURE (
°C)
840
850
860
870
880
890
900
910
920
930
940
950
960
970
980
990
1000
1010
-30
ILOAD = 150 mA
VIN = 2.5V
VIN = 5.5V
VIN = 3.6V
8
LM3670
SNVS250F – NOVEMBER 2004 – REVISED FEBRUARY 2016
www.ti.com
Product Folder Links: LM3670
Submit Documentation Feedback
Copyright © 2004–2016, Texas Instruments Incorporated
Typical Characteristics (continued)
Unless otherwise stated, VIN = 3.6 V and VOUT= 1.8 V.
Figure 7. Frequency vs Temperature
Figure 8. RDSON vs. VIN P and N Channels
VIN = 2.6 V to 3.6 V
ILOAD = 100 mA
Figure 9. Line Transient
VIN = 3.6 V to 4.6 V
ILOAD = 100 mA
Figure 10. Line Transient
ILOAD = 3 mA to 280 mA
Figure 11. Load Transient
ILOAD = 0 mA to 70 mA
Figure 12. Load Transient


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