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AS1325

Data Sheet - E l e c t r i c a l C h a r a c t e r i s t i c s

6 Electrical Characteristics

3.3V Output

Table 3. Electrical Characteristics

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Battery Input Range

1.5

3.5

V

Startup Battery Input Voltage

1

1. Guaranteed by design.

1.22

1.5

V

1.24

Output Voltage

2

3.267

3.300

3.333

V

3.217

3.373

N-Channel

On-Resistance

0.3

1.2

Ω

1.5

P-Channel On-Resistance

0.4

1.3

Ω

1.6

Light Load N-Channel Switch

Current Limit

400

mA

Maximum N-Channel Switch

Current Limit

1

550

700

850

mA

450

950

N-Channel Maximum

On-Time

5

7

9

µs

4

10

P-Channel Minimum On-Time

2

µs

Synchronous Rectifier

Zero-Crossing Current

8

30

60

mA

0

65

Quiescent Current into OUT

35

55

µA

60

Shutdown Current into OUT

0.01

1

µA

2

Shutdown Current into BATT

0.01

1

µA

2

SHDNN Logic Low

1

0.3

V

SHDNN Threshold

1.185

1.228

1.271

V

1.170

1.286

SHDNN Threshold Hysteresis

0.02

V

RESETN Threshold

2.830

3.000

3.110

V

2.800

3.140

RESETN Voltage Low

0.15

V

0.2

RESETN Leakage Current

0.1

100

nA

1

LX Leakage Current

0.1

1000

nA

10

Maximum Load Current

300

mA

Efficiency

η

96

%