LA4587 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LA4587

Preamplifier + Power Amplifier for 1.5 V Headphone Stereos

SANYO -> Panasonic 

LA4587M

Operating Conditions at Ta = 25 °C

Parameter

Symbol

Recommended supply voltage

Operating supply voltage range

VCC

VCC op

Conditions

Ratings

Unit

1.5

V

0.95 to 2.2

V

Operation Characteristics at Ta = 25 °C, VCC = 1.2 V, f = 1 kHz, 0.775 V = 0 dBm,

RL = 10 kΩ (preamplifier), RL = 16 Ω (power amplifier)

Parameter

[Preamplifier + Power Amplifier]

Quiescent current

Voltage gain (closed)

[Preamplifier]

Voltage gain (open)

Voltage gain (closed)

Maximum output voltage

Total harmonic distortion

Equivalent input noise voltage

Interchannel crosstalk

Interchannel crosstalk between

F and R

Ripple rejection ratio

[Low Boost + Power Amplifier]

Voltage gain (closed)

Output power

Total harmonic distortion

Interchannel crosstalk

Output noise voltage

Ripple rejection ratio

Output mute voltage

Input resistance

Voltage gain difference

[Ripple Filter ]

Ripple rejection ratio

Output voltage

[AMSS]

Operating output voltage

Note: L.B. = Low boost

Symbol

Conditions

ICCO1

ICCO2

VGT

Rg = 2.2 kΩ, Rv = 0 Ω

When power switch is off

VO = –20 dBm, RV = 10 kΩ

VG0

VG1

VG2

VO max

THD1

VNI

CT1

CT2

Rr1

VO = –20 dBm

VO = –20 dBm

VO = –20 dBm, f = 10 kHz, metal on

THD = 1 %

VG = 35.5 dB/NAB, VO = 100 mV

Rg = 2.2 kΩ, BPF: 20 Hz to 20 kHz

Rg = 2.2 kΩ, 1 kHz TUNE, VO = –20 dBm

Rg = 2.2 kΩ, 1 kHz TUNE, VO = –20 dBm

Rg = 2.2 kΩ, Vr = –30 dBm,

fr = 100 Hz, 100 Hz TUNE

VG3

VG4

VG5

VG6

PO1

PO2

THD2

CT3

VNO

Rr2

VM

Ri

∆VG3

VO = –20 dBm

VO = –20 dBm, L.B. = on

VO = –20 dBm, L.B. = on, f = 10 kHz

VO = –20 dBm, L.B. = on, f = 100 Hz

THD = 10 %

THD = 10 %, f = 100 Hz, L.B. = on

PO = 1 mW

VO = –20 dBm, RV = 0 Ω

RV = 0 Ω, BPF: 20 Hz to 20 kHz

RV = 0 Ω, Vr = –30 dBm,

fr = 100 Hz, 100 Hz TUNE

VIN = –30 dBm, 1 KHz TUNE, mute on

Rr3

fr = 100 Hz, Vr = –30 dBm, VCC = 1.0 V,

IRF = 25 mA, 2SB1295, hFE6 rank used

VRF

VCC = 1.0 V, IRF = 25 mA

VOAMSS

Preout voltage when AMSS VO = 0.6 Vp-p

Pin 34 is short-circuited through 270 kΩ.

min typ max Unit

8 15

0.1

54 57

24 mA

5 µA

60 dB

60 73

dB

34 35.5

37 dB

25.5 28 30.5 dB

100 210

mV

0.1 0.5 %

1.3 3.0 µV

45 56

dB

65 78

dB

45 52

dB

20.5 23 25.5 dB

20.5 23 25.5 dB

24.5 27.5 30.5 dB

30

34

38 dB

5

9

mW

13 21

mW

0.5 1.5 %

38 43

dB

35

48 µV

50 74

dB

–85 dBm

8

10

12 kΩ

0 +1.5 dB

33 39

dB

0.89 0.93

V

1.80 2.55 3.60 mV

No.5204-2/18

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