SSM4567ACBZ-R7 datasheet(6/52 Pages) AD

6 / 52 page

SSM4567

Data Sheet

Rev. 0| Page 6 of 52

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Current Sense Absolute

Accuracy

1.5

Current Sense Gain Drift

TA = 10°C to 60°C

1.5

VBAT Sense Full-Scale Range

VBAT Sense Absolute

Accuracy

Current and Voltage Sense

Linearity

From −80 dBr to 0 dBr

BOOST CONVERTER

Output Voltage

VOUT

5.1

Input Current Limit

IMAX

2.2

Soft Start Current Limit

0.25

Line Regulation

0.20

%/V

Load Regulation

0.15

%/A

Inductor

2.2

µH

Input Capacitor

µF

Output Capacitor

µF

PMOS Switch Resistance

RONP

VBAT = 3.6 V, VBST = 5.1 V

mΩ

NMOS Switch Resistance

RONN

VBAT = 3.6 V, VBST = 5.1 V

mΩ

Switching Frequency

fBOOSTSW

1.536

MHz

Efficiency

ηBOOST

200 mA output

AUTOMATIC GAIN CONTROL

AGC Gain Attack Time

120

µs/dB

AGC Gain Release Time

0.8

1.6

3.2

sec/dB

Battery Inflection Point

VBAT supply when threshold reduction starts

3.2

3.5

3.9

VBAT vs. Limiter Slope

V/V

AGC Gain Step Size

0.1875

DIGITAL INPUT/OUTPUT

Table 2.

Parameter

Symbol

Min

Typ

Max

Unit

INPUT VOLTAGE

High

VIH

0.7 × IOVDD

3.6

Low

VIL

−0.3

+0.3 × IOVDD

ADDR

−0.3

IOVDD + 0.3

INPUT LEAKAGE

High

IIH

µA

Low

IIL

µA

INPUT CAPACITANCE

OUTPUT DRIVE STRENGTH

4.5

SSM4567ACBZ-R7 Datenblatt(PDF) 6 Page - Analog Devices

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