Micro Dc/Dc V MAX. in XDL601/02 5.5V 5.5V 1.5A ... Micro Dc/Dc XDL601/02 5.5V 1.5A Step-Down Micro...
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Transcript of Micro Dc/Dc V MAX. in XDL601/02 5.5V 5.5V 1.5A ... Micro Dc/Dc XDL601/02 5.5V 1.5A Step-Down Micro...
Micro Dc/Dc
XDL601/02 5.5V 1.5A Step-Down Micro Dc/Dc Vin Max.
5.5V
SEriES XDL601 XDL602
Output Current 1.5A
ON Resistance
N-Ch 0.10Ω (typ)
P-Ch 0.14Ω (typ)
Input Voltage Range 2.5V ~ 5.5V
Output Voltage Range 0.8V ~ 3.3V
Switching Frequency 3.0MHz
Quiescent Current (typ.) 400µA 25µA
Control Method
Hi-SAT COT
Fixed PWM Control
PWM/PFM Auto-switching
Max Duty Cycle 100%
Protection Circuits Current Limit Circuit, Short Circuit Protection,
UVLO (2.0V), Thermal Shutdown
Additional Features Integral Soft-start
Optional CL Discharge
Op. Amb. Temperature -40ºC ~ +105ºC
Package DFN3625-11A (Wettable Flank)
0 10 20 30 40 50 60 70 80 90
100
0.1 1 10 100 10000 1000
E ffi
ci en
cy : E
FF I (
% )
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333 / XDL602A333
XDL601 XDL602
0 10 20 30 40 50 60 70 80 90
100
0.1 1 10 100 10000 1000
R ip
pl e
V ol
ta ge
: V r(
m V
)
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333 / XDL602A333
XDL601 XDL602
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
0 250 500 750 150012501000
O sc
ill at
io n
Fr eq
ue nc
y: f O
S C (M
H z)
Output Current : IOUT (mA)
XDL601A333
VIN = 5.5V VIN = 5.0V VIN = 4.2V
3.00
3.10
3.20
3.30
3.40
3.50
3.60
0.1 1 10 100 10000 1000
O ut
pu t V
ol ta
ge : V
O U
T ( V
)
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333
CIN
VIN VIN
CEVOUT
L2
L1 Lx
AGND PGND
CL
VOUT
EfficiEncy VS. output currEnt output rippLE VS. output currEnt
StAbLE oSciLLAtion frEquEncy SupErior LoAD rEguLAtion typicAL AppLicAtion circuit
Time [100µ s./div]
O ut
pu t V
ol ta
ge : V
O U
T [ V
]
O ut
pu t C
ur re
nt : I
O U
T [ A
]
1.60
1.65
1.70
1.75
1.80
1.85
1.90
0
0.5
1.0
1.5
2.0
2.5
3.0
O ut
pu t V
ol ta
ge : V
O U
T [ V
]
O ut
pu t C
ur re
nt : I
O U
T [ A
]
1.60
1.65
1.70
1.75
1.80
1.85
1.90
0
0.5
1.0
1.5
2.0
2.5
3.0
Time [100µ s./div]
VIN = 3.6, VOUT = 1.8V, TRISE = TFALL = 2µs, Ta = 25ºC XDL601A18362-Q : CIN = CL = 10µF, XC9235A18DMR : CIN = 4.7µF, CL = 10µF
VOUT (XDL601) VOUT (XC9235) IOUT
fASt trAnSiEnt rESponSE
AEc-q100 grade 2
TA(max): 105°C
z integrated coil Structure • More than 50% of PCB Area Savings • Minimised Radiated Noise (EMI)
z High Efficiency at 3.0MHz operation • 93% (at VIN=5.0V, VOUT=3.3V/500mA)
z Enhanced cot technology • Fast Transient Response • Stable Frequency Operation • Superior Load Regulation
z High reliability • Wettable Flanks Package • High Thermal Performance
fast transient response without the weaknesses of the conventional cot technology
Stable oscillation frequency Superior Load regulation
Dfn3625-11A
inductor
Dc/Dc chip
2.5 mm
3.6mm
4 5Find out more www.torex-europe.comFind out more www.torex-europe.com