ST-PLC-AFE datasheet(17/58 Pages) STMICROELECTRONICS

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ST-PLC-AFE

Electrical characteristics

Table 5. Power amplifier

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Unit

Frequency response

BW_PA

Bandwidth

RLOAD = 5 Ω

600

790

kHz

RLOAD = 50 Ω

1200

1600

SR_PA

Slew rate

Single-ended mode, 2 V input

step and 50 Ω load

V/μs

Single-ended mode, 2 V input

step and 2 Ω load

Differential mode, 2 V input step

and 100 Ω load

Differential mode, 2 V input step

and 4.5 Ω load

FPBW_PA

Full-power

bandwidth

Single-ended mode,

VPA_OUTP = 5 VPP, 50 Ω load

and 100 pF output capacitance

1700

kHz

Output

VOH_PA

Voltage output swing

from PA_Vs

Io = 300 mA, sourcing

0.2

0.6

Io = 1.6 A, sourcing

1.3

VOL_PA

Voltage output swing

from PA_Vs

Io = 300 mA, sink

0.2

0.6

Io = 1.6 A, sink

1.3

IOUT_PA_DC

Maximum DC output

current

CL0 = CL1 = 11

1.65

2.1

IOUT_PA_AC

Maximum peak

current, AC

TJ = –40 °C to 125°C,

f = 50 kHz

2.3

ILIM_PA

PA current limitation

[CL1; CL0] = 00

0.3

0.5

[CL1; CL0] = 10

0.75

[CL1; CL0] = 01

1.2

1.5

[CL1; CL0] = 11

1.65

2.1

ZOUT_PA_off

Output impedance

when PA off

limIl

100

150

kΩ

Output resistance

Io = 1 A, f = 60 kHz

0.2

Ω

Gain

Nominal gain

RLOAD = 50 Ω

6.8

6.9

V/V

—

Gain error

0.1

—

Gain drift

Tj = -40 °C to 125 °C

0.5

Input

ZIN_PA

Input impedance

kΩ

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