TA8212F ,4ch POWER DRIVER IC FOR CD PLAYERFUNCTIONAL DESCRIPTION REMARKS-_ll Poweramp-1 control signal input terminal. —2 lNC1 Power amp-1, 2 ..
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TA8212F
4ch POWER DRIVER IC FOR CD PLAYER
TOSHIBA
TA8212F
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA82112F
4ch POWER DRIVER IC FOR CD PLAYER
TA8212F is a 4ch power driver IC developed for
controlling a pickup focus actuator coil, tracking actuator
coil, disc motor and feed motor of CD players.
In addition, the TA8212F is also best suited for use as a
power driver for general purpose motors.
FEATURES
Built-in 4ch power amplifiers (for driving disc motor, feed
motor, focus coil and tracking coil).
Built-in thermal shut down circuit.
High input impedance realized by built-in buffer
amplifier.
HSOP20 pin package enabling a compact design.
BLOCK DlAGRAM/PIN CONNECTION
HSOP20-P-450-1.00
Weight : 0.8g (Typ.)
c, ®IN2
INC] 9 19 GNDI
VEE1 Cus" VEEZ
Vcc1 0 VCC2
OUT1 5 16 OUT2
FIN - Po‘VEE Po-VEE - FIN
TOSHIBA TA8212F
FUNCTION OF EACH PIN
Elly SYMBOL I/O FUNCTIONAL DESCRIPTION REMARKS
1 INI I Power amp-1 control signal input terminal.
2 INC1 I Powgr amp-1, 2 common control signal input
terminal.
. . . I I I
3 VEE1 - Negative supply voltage terminal. 2231?; to termina S ® (O)
. . . . I '
4 VCC1 - Positive supply voltage terminal. fjtnnect to termina s (2) I, and
Power amp-1 output terminal.
5 ou C) IN1 and INC1 error signal amp output.
Power amp-3 output terminal.
6 OUT3 O Ibl3 and lNC2 error signal amp output.
7 VCC3 - Positive supply voltage terminal. fr"" to terminals (ip, 13) and
8 VEE3 - Negative supply voltage terminal. 2:315? to terminals s, 13, (ll)
9 GND2 - Ground terminal. Connect to terminal '
10 IN3 I Power amp-3 control signal input terminal.
11 IN4 I Power amp-4 control signal input terminal.
12 INC2 I Pwtr amp-3, 4 common control signal input
terminal.
. . Connect to terminals ' B,
13 VEE4 - Negative supply voltage terminal. and FIN I S (B) (il)
14 VCC4 - Positive supply voltage terminal. gnnect to terminals (4), © and
Power amp-4 output terminal.
15 OUT4 O .
IN4 and INC2 error signal amp output.
Power amp-2 output terminal.
16 OUT2 O IN2 and INC1 error signal amp output.
17 VCC? - Positive supply voltage terminal. gnnect to terminals (ig, Cr) and
18 VEEZ - Negative supply voltage terminal. gzgnlflcl: to terminals (3), 8), (Cl)
19 GND1 - Ground terminal. Connect to terminal (9
20 IN2 I Power amp-2 control signal input terminal.
Heat Sink and negative supply voltage Connect to terminals s, (B), ®
FIN PO-VEE - .
terminal. and '
2 2001-06-25
TOSHIBA TA8212F
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC SYMBOL RATING UNIT
Power Supply Voltage VCC-N/EE 14.5 V
Output Current lo(peak) 700 mA
. . . 1(No Heat Sink)
Power Dissi ation P W
p D 2 (Heat Sink)
Operating Temperature Top, - 25 -- 75 "C
Storage Temperature Tstg - 55 - 150 °C
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, VCC= 5V, VEE = - 5V, RL= 50, Ta =25°C)
CHARACTERISTIC SYMBOL TCEE- TEST CONDITION MIN. TYP. MAX. UNIT
Sgligagténg Power Supply VCC-N/EE - 8 10 12 V
Power Supply Current lccto - |N=|NC=2V, RL=°0 5 17 29 mA
Input Offset Current hol - - 100 300 nA
Input Bias Current II - - 0.5 - PA
Output Offset Voltage Mol - Rg =10kQ, RINC=10kQ - - 60 mV
l/OH 2.7 3.3 -
Output Voltage VOL - - - 3.3 - 2.8 V
Gain GV - VIN =100mVrms, f=1kHz 8.5 9.5 10.5 dB
Frequency Band Range fc - 1hN=100mVrms, G= -3dB 50 - - kHz
Total Harmonic Distortion THD - f=1kHz, VOUT= 51/p-p - - 50 - dB
Slew Rate SR - VOUT = 2Up-p - 0.5 - V /ps
Output Noise Voltage VNO - Rg =10k0 - 0.1 - mVrms
Rg=10kQ, f=1kHz
Cross-talk C . T - Vo = 775mVrms (OdBm), - - 60 - dB
for each ch
Rg = 10k0
Ripple Rejection Ratio RR - fR=100Hz, - -65 - dB
77-5mVrms ( - 20dBm)
Thermal Shutdown 0
Operation Temperature Tj (ON) - 150 - - C
3 2001-06-25
TOSHIBA
TEST CIRCUIT
R9 t' 2 -
f\ tss. A +
_ 1/ =-
c, 'ly; AF 'C, l +
R It CC::- C
INCZ s,,,.)-',",",,,,
'" C) ll>
d RINc W” I “"
R9 IN4 - C
fh rs, u. +
\/ l/ WWF I
POWER DISSIPATION
POWER DISSIPATION
C) No Heat Sink
© 30x30x1.6mm PC Board
Mounting Occupied Copper
Area in Excess of 60%.
© 50x50x1.6mm PC Board
Mounting Occupied Copper
Area in Excess of 60%.
0 25 50 75 100 125 150
AMBIENT TEMPERATURE Ta (°C)
TA8212F
Note .' In case of normal use, power dissipation of IC only is oblique line portion.
TOSHIBA
TA8212F
APPLICATION CIRCUIT
TC9220F
Servo Processor PWM
Output Section
DMOA C
FDOA C
FOOA C
TROA C
Gain GV=9.5dB (Typ.) fixed
‘24-O->
Tracking Actuator
T A 8 2 1 2 F
: I , 1st
l Disc Motor
h r\ iss, 15m 45142
J ' I/ 15:42 45k§2
, A {L ts, 1st
l ( I/ Feed Motor
, I k l: 15m
J Focus Actuator
15m 45m
15m 45km
TOSHIBA
PACKAGE DIMENSIONS
HSOP20-P-450-1.00
'ii'uvvjr'i'"ii%uwp1
iii iii
i"1.1i'(,_.i,,i=c'"i.,l,",l":'ti,
1.0TYP_ l" A. ‘0.5i0.1m
i; 16.0102 $1-3
Weight : 0.8g (Typ.)
TA8212F
Unit : mm
0-25 —o.os
i 0.92:0.2
TOSHIBA TA8212F
RESTRICTIONS ON PRODUCT USE
000707EBA
OTOSHIBA is continually working to improve the quality and reliability of its products.
Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent
electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer,
when utilizing TOSHIBA products, to comply with the standards of safety in making a safe
design for the entire system, and to avoid situations in which a malfunction or failure of such
TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified
operating ranges as set forth in the most recent TOSHIBA products specifications. Also, please
keep in mind the precautions and conditions set forth in the "Handling Guide for
Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc..
OThe TOSHIBA products listed in this document are intended for usage in general electronics
applications (computer, personal equipment, office equipment, measuring equipment, industrial
robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor
warranted for usage in equipment that requires extraordinarily high quality and/or reliability or
a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended
Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship
instruments, transportation instruments, traffic signal instruments, combustion control
instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA
products listed in this document shall be made at the customer's own risk.
0 The products described in this document are subject to the foreign exchange and foreign trade
OThe information contained herein is presented only as a guide for the applications of our
products. No responsibility is assumed by TOSHIBA CORPORATION for any infringements of
intellectual property or other rights of the third parties which may result from its use. No
license is granted by implication or otherwise under any intellectual property or other rights of
TOSHIBA CORPORATION or others.
0 The information contained herein is subject to change without notice.
7 2001-06-25
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