Datasheet

TEMPERATURE (°C)
WQFN -
TOP FET - R
DSON
(m )Ω
110
100
90
80
70
60
50
-50 -25 0 25 50 75 100 125
TEMPERATURE (°C)
WQFN - BOTT
OM FET
- R
DSON
(m )Ω
80
70
60
50
40
30
-50 -25 0 25 50 75 100 125
INPUT VOLTAGE (V)
OUTPUT (V)
1.808
1.807
1.806
1.805
1.804
1.803
1.802
3. 0 3.5 4.0 4.5 5. 0 5. 5
INPUT VOLTAGE (V)
OUTPUT (V)
1.798
1.797
1.796
1.795
1.794
1.793
1.792
3.0 3.5 4.0 4.5 5.0 5.5
LM26420
www.ti.com SNVS579F –FEBRUARY 2009–REVISED MARCH 2013
Typical Performance Characteristics (continued)
All curves taken at V
IN
= 5.0V with configuration in typical application circuit shown in Application Information section of this
datasheet. T
J
= 25°C, unless otherwise specified.
Line Regulation - "X" Line Regulation - "Y"
V
OUT
= 1.8V, I
OUT
= 1,000mA V
OUT
= 1.8V, I
OUT
= 1,000mA
Figure 15. Figure 16.
Oscillator Frequency vs Temperature - "X" Oscillator Frequency vs Temperature - "Y"
Figure 17. Figure 18.
R
DSON
TOP vs Temperature (WQFN-16 Package) R
DSON
BOTTOM vs Temperature (WQFN-16 Package)
Figure 19. Figure 20.
Copyright © 2009–2013, Texas Instruments Incorporated Submit Documentation Feedback 7
Product Folder Links: LM26420