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Ordering number: EN 4981
Monolithic Linear IC
LA6524
4-output Power Driver
Overview
The LA6524 is a 4-output power driver developed for use in
consumer and industrial equipment.
Functions
.
Four buffer amp circuits on chip
.
High output current (Io max = 0.5 A)
.
Includes current limiter
.
Broad operating voltage range (±2 to +12 V)
.
Single power supply operation possible (4 to 24 V)
.
Thermal shutdown circuit built-in.
Specifications
Maximum Ratings atTa=25°C
Package Dimensions
unit : mm
3046B-SIP10F
[LA6524]
SANYO : SIP10F
Parameter Symbol Conditions Ratings Unit
Maximum supply voltage V
Input voltage V
Allowable power dissipation Pd max When using Al heat sink ( 50 x 50 x 1.5 mm
Operating temperature Topr –20 to +75
Storage temperature Tstg –40 to +125
CC/VEE
IN
3
) 2.0 W
Operating Characteristics atTa=25°C, VCC/VEE= ±10 V
Parameter Symbol
Current drain with no load I
Input offset voltage V
Input bias current I
Input voltage range V
Maximum output voltage V
Slew rate SR
Limiter current (built-in type) I
CC
SC
IO
B
ID
O
RS% 10 kΩ 27mV
RL=33Ω ±8 V
R
L
C1 = 0.1 µF
Conditions
=33Ω,R1=2.2Ω,
min typ max Unit
10 30 mA
50 500 nA
–9 +8 V
0.15 V/µs
0.5 A
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
51695HA(II) No.4981-1/4
±15 V
±14 V
C
°
C
°
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Pin Assignments
Block Diagram
LA6524
Sample Application Circuit
Load
2.2[Ω]
0.1[µF] (Film)
No.4981-2/4
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Test Circuit
LA6524
short wave
Oscilloscope
Al heat sink
Tightening torque: 4 kg
Coated with silicone grease
.
cm
When VORL=33Ω,
When I
SCRL
C/W
°
-
f
=8Ω
Al heat sink, t = 1.5 mm
Allowable power dissipation, Pd max - W
Storage temperature, Ta -°C
Thermal resistance of heat sink, θ
Area of heat sink, S
-cm
f
2
No.4981-3/4
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LA6524
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like,
the failure of which may directly or indirectly cause injury, death or property loss.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
1 Accept full responsibilityand indemnify and defend SANYO ELECTRICCO.,LTD., its affiliates, subsidiaries and
distributors and all their officers and employees, jointly and severally, against any and all claims and litigation
and all damages, cost and expenses associated with such use:
2 Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on
SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees
jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for
volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or
implied regarding its use or any infringements of intellectual property rights or other rights of third parties.
This catalog provides information as of May, 1995. Specifications and information herein are subject to change without notice.
No.4981-4/4
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