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...
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
ONResistance
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 PWMControl
PWM/PFMAuto-switching
Max Duty Cycle 100%
Protection CircuitsCurrent Limit Circuit, Short Circuit Protection,
UVLO (2.0V), Thermal Shutdown
Additional FeaturesIntegral Soft-start
Optional CL Discharge
Op. Amb. Temperature -40ºC ~ +105ºC
Package DFN3625-11A (Wettable Flank)
0102030405060708090
100
0.1 1 10 100 10000 1000
Effi
cien
cy: E
FFI (
%)
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333 / XDL602A333
XDL601 XDL602
0102030405060708090
100
0.1 1 10 100 10000 1000
Rip
ple
Vol
tage
: Vr(
mV
)
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333 / XDL602A333
XDL601 XDL602
1.01.52.02.53.03.54.04.55.05.56.0
0 250 500 750 150012501000
Osc
illat
ion
Freq
uenc
y: f O
SC (M
Hz)
Output Current : IOUT (mA)
XDL601A333
VIN = 5.5VVIN = 5.0VVIN = 4.2V
3.00
3.10
3.20
3.30
3.40
3.50
3.60
0.1 1 10 100 10000 1000
Out
put V
olta
ge: V
OU
T (V
)
Output Current : IOUT (mA)
VIN=5.0V, CIN =10µF(C2012X7R1A106M) CL =10µF(C2012X7R1A106M)
XDL601A333
CIN
VINVIN
CEVOUT
L2
L1 Lx
AGND PGND
CL
VOUT
EfficiEncy VS. output currEnt output rippLE VS. output currEnt
StAbLE oSciLLAtion frEquEncy SupErior LoAD rEguLAtiontypicAL AppLicAtion circuit
Time [100µ s./div]
Out
put V
olta
ge: V
OU
T [V
]
Out
put C
urre
nt: I
OU
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
Out
put V
olta
ge: V
OU
T [V
]
Out
put C
urre
nt: I
OU
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 = 25ºCXDL601A18362-Q : CIN = CL = 10µF, XC9235A18DMR : CIN = 4.7µF, CL = 10µF
VOUT (XDL601)VOUT (XC9235)IOUT
fASt trAnSiEnt rESponSE
AEc-q100grade 2
TA(max): 105°C
zintegrated coil Structure•Morethan50%ofPCBAreaSavings•MinimisedRadiatedNoise(EMI)
zHigh Efficiency at 3.0MHz operation•93%(atVIN=5.0V, VOUT=3.3V/500mA)
zEnhanced cot technology•FastTransientResponse•StableFrequencyOperation•SuperiorLoadRegulation
zHigh reliability•WettableFlanksPackage•HighThermalPerformance
fast transient response without the weaknesses of the conventional cot technology
Stable oscillation frequency Superior Load regulation
Dfn3625-11A
inductor
Dc/Dc chip
2.5mm
3.6mm
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