ADC 6021 Specifiche Scaricare il pdf (Pagina 45)

MYXPM6021*

Revision 1.1 - 10/21/14

*Advanced information. Subject to change without notice.

MYXPM6021*

Form #: CSI-D-685 Document 011

Parameter Description Test Conditions Min Typ Max Unit

L_DCR Inductor resistance 48 mΩ

V1P0A Output v Frequency of

Operation oltage

IOUT= Imax 1.817±2% V

F_BUCK Frequency of operation 3 MHz

Transient load current

prole

0-861mA 250 ns

Transient droop

0-861mA 73 mV

Transient overshoot

861-0mA 73 mV

Ton Turn on time 2 ms

Rpd Discharge impedance Vout .. 0V 20 Ω

IQ_ON Quiescent current in on

mode

No load 50 μA

Normal Mode – Synchronous Rectication (PWM)

Maximum Output Current

(Imax)

1627 mA

ILIMIT Current limitation Cycle by cycle 1.3*Imax mA

Efciency at VSYS = 3.7V &

Tamb=60°C with proposed

external components and

PCB layout

See Figure 17

Sleep Mode – Pulse Skipping (PSK)

Efciency at VSYS = 3.7V &

Tamb=60°C with proposed

external components and

PCB layout

See Figure 17

Table17:ElectricalParameterforBUCK_V1P8A (continued)

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 112 113

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ADC 6021 Specifiche Pagina 45