Analog Integrated Circuit Device Data

Freescale Semiconductor

7

34726

ELECTRICAL CHARACTERISTICS

DYNAMIC ELECTRICAL CHARACTERISTICS

DYNAMIC ELECTRICAL CHARACTERISTICS

Table 5. Dynamic Electrical Characteristics

Characteristics noted under conditions; 2.7V

L1 = 4.7

µH (See Figure 1), unless otherwise noted. The typical specifications are measured at the following conditions;

Characteristic

Symbol

Min

Typ

Max

Unit

Switching Frequency(7)

1.8

2.0

2.2

MHz

Maximum Duty Cycle(8)

Measured from SW pin

95

-

100

%

Internal Soft-start Timer

-

2.0

-

ms

Notes

7.

8.

The maximum duty limits the range of output voltages achievable for a given input voltage.