HIT HA13155 Datasheet

HA13155

33 W × 4-Channel BTL Power IC

ADE-207-187A (Z) 2nd Edition Jul. 1999

Description

The HA13155 is four-channel BTL amplifier IC designed for car audio, featuring high output and low distortion, and applicable to digital audio equipment. It provides 33 W output per channel, with a 13.7 V power supply and at Max distortion.

Functions

•4 ch BTL power amplifiers

•Built-in standby circuit

•Built-in muting circuit

•Built-in protection circuit (surge, T.S.D, and ASO)

Features

•Requires few external parts

•Popping noise minimized

•Low output noise

•Built-in high reliability protection circuit

•Pin to pin with HA13150A/HA13151/HA13152/HA13153

HA13155

Block Diagram

					C11
					0.1 μ/16 V		VCC
					C9
							13.2 V
					4400 μ/16 V
		14		6
			18
2	STBY	IN VCC	PVCC2	PVCC1	3
					R1
	IN-1				2.2	C1
1		Buffer & Mute-1		Amp-1	4
						0.1 μ
					5
					R2	C2
					2.2	0.1 μ
					7
	IN-2				R3
11					2.2	C3
		Buffer & Mute-2		Amp-2	8
						0.1 μ
					9
					R4	C4
					2.2	0.1 μ
					15
	IN-3				R5
					2.2
				Amp-3		C5
13		Buffer & Mute-3			16
						0.1 μ
					17
					R6	C6
					2.2	0.1 μ
					19
	IN-4				R7
					2.2
23		Buffer & Mute-4		Amp-4		C7
					20
						0.1 μ
	MUTE	Protector			21
10		(ASO, Surge, TSD)			R8	C8
R9
					2.2	0.1 μ
7.5 k		12		22
			C10		TAB
							R: Ω
			10 μ/10 V			Unit
							C: F

C1 to C8 should be polyester film capacitors with no secondary resonance (non-inductive), to assure stable operation.

Notes:	1.	Standby	5 V
			2
		Power is turned on when a signal of	37.5 k	Q1 ON
		3.5 V or 0.05 mA is impressed at pin 2.	23.5 k	↓
		When pin 2 is open or connected to		BIAS ON
		GND, standby is turned on (output off).

2. Muting

5 V

Muting is turned off (output on) when

10

a signal of 3.5 V or 0.2 mA is impressed

Q2 ON

at pin 10.

25 k

↓

When pin 10 is open or connected to

MUTE ON

GND, muting is turned on (output off).

3. TAB (header of IC) connected to GND.

2

HA13155

Absolute Maximum Ratings

Item	Symbol	Rating	Unit
Operating supply voltage	VCC	18	V
Supply voltage when no signal*1	VCC (DC)	26	V
Peak supply voltage*2	VCC (PEAK)	50	V
Output current*3	IO (PEAK)	4	A
Power dissipation*4	PT	83	W
Junction temperature	Tj	150	°C
Operating temperature	Topr	–30 to +85	°C
Storage temperature	Tstg	–55 to +125	°C

Notes: 1. Tolerance within 30 seconds.

2.Tolerance in surge pulse waveform.

3.Value per 1 channel.

4.Value when attached on the infinite heat sink plate at Ta = 25 °C. The derating carve is as shown in the graph below.

	100
		83 W		A: When heat sink is infinite (θj-a = 1.5°C/W)
				B: When θf (thermal resistance of heat sink) = 3°C/W
				(θj-a = 4.5°C/W)
(W)
T				A
P
dissipation	50
Power		28 W
				B
	0	25	50	85	100	150
			Ambient temperature Ta		(°C)

3

HA13155

Electrical Characteristics (VCC = 13.2 V, f = 1 kHz, RL = 4 Ω, Rg = 600 Ω, Ta = 25°C)

Item

Symbol

Min

Typ

Max

Unit

Test Conditions

Quiescent current

IQ1

—

300

—

mA

Vin = 0

Output offset voltage

VQ

–250

0

+250

mV

Gain

GV

30.5

32

33.5

dB

Gain difference between

GV

–1.0

0

+1.0

dB

channels

Rated output power

Po

—

19

—

W

V

CC = 13.2 V

THD = 10%, RL = 4 Ω

Max output power

Pomax

—

33

—

W

V

CC = 13.7 V, RL = 4 Ω

Total harmonic distortion

T.H.D.

—

0.02

—

%

Po = 3 W

Output noise voltage

WBN

—

0.15

—

mVrms

Rg = 0

Ω

BW = 20 to 20 kHz

Ripple rejection

SVR

—

55

—

dB

Rg = 600 Ω, f = 120 Hz

Channel cross talk

C.T.

—

70

—

dB

Rg = 600

Ω

Vout = 0 dBm

Input impedance

Rin

—

25

—

k Ω

Standby current

IQ2

—

—

10

µA

Standby control voltage

VSTH

3.5

—

V CC

V

(high)

Standby control voltage

VSTL

0

—

1.5

V

(low)

Muting control voltage

VMH

3.5

—

V CC

V

(high)

Muting control voltage

VML

0

—

1.5

V

(low)

Muting attenuation

ATTM

—

70

—

dB

Vout = 0 dBm

4