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KA9259D (KA9259ED)
5-Channel Motor Drive IC
Features

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Description
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28-SSOPH-375
Typical Applications

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Ordering Information
Device KA9259ED Package 28-SSOPH-375 Operating Temp. -25C ~ +75C -25C ~ +75C
KA9259EDTF 28-SSOPH-375
Rev. 1.0.1
(c)2001 Fairchild Semiconductor Corporation
2
1 27 2 3 4 5 6 7 26 25 24 23 22 DO4.2 DO4.2 DI4.2 DI4.1 VREF VCC2 FIN (GND) 28 GND3 DO1.1 DO1.2 DI1.1 DI1.2 REB REO MUTE
KA9259D (KA9259ED)
Pin Assignments
KA9259D
GND1
DI5.1
DO2.1
DO2.2
GND2
DI5.2
FIN (GND) 8 9 10 DI2 11 12 13 14
21 20 19 18 17 16 15
VCC1
LD CTL
DI3
DO3.2
DO3.1
DO5.2
DO5.1
KA9259D (KA9259ED)
Pin Definitions
Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Pin Name DO1.1 DO1.2 DI1.1 DI1.2 REB REO MUTE GND1 DI5.1 DI2 DO2.1 DO2.2 GND2 DI5.2 DO5.1 DO5.2 DO3.1 DO3.2 DI3 LD CTL VCC1 VCC2 VREF DI4.1 DI4.2 DO4.1 DO4.2 GND3 I/O O O I I O O I I I O O I O O O O I I I I I O O Focus output 1 (-) Focus output 2 (+) Focus input 1 Focus input 2 (Adjustable) Regulator base Regulator output, 5V Mute Ground 1 Loading input 1 Spindle input 2 Spindle output (+) Spindle output (-) Ground 2 Loading input 2 Loading output 1(+) Loading output 2(-) Sled output (-) Sled output (+) Sled input Loading motor speed control Supply voltage 1 Supply voltage 2 2.5V bias Tracking input 1 (Adjustable) Tracking input 2 Tracking output 1 (+) Tracking output 2 (-) Ground 3 Pin Function Description
3
KA9259D (KA9259ED)
Internal Block Diagram
LD CTL DO4.2 DO4.1 DO3.2 DO3.1 DO5.2 16 - Level shift VCC2 DI4.2 DI4.1 VCC1 DI3 FIN (GND) DO5.1 15 + 14 DI5.2 - GND3 VREF 23
28
27
26
25 10k
24
22
21
20
19
18
17
10k - + 10k TSD - + - Level shift +
- Level shift - +
+ 10k
2.5V Regulator 10k + 10k - + 10k 10k Mute 50k 10k + 50k 10k
Level shift -
1 DO1.1
2 DO1.2
3 DI1.1
4 DI1.2
5 REB
6 REO
7 MUTE FIN (GND)
8 GND1
9 DI5.1
10 DI2
11 DO2.1
4
DO2.2
GND2
-
-
+
Level shift -
12
13
+ +
COMP
KA9259D (KA9259ED)
Equivalent Circuits
Driver Input (Except For Loading Motor Driver) Driver Output
2.5V 10k
10k 1 2 11 12 15
16 17 18 27 26 20k
10 3 25 19
4 24
0.58k VREF1
Loading motor driver input
Loading motor speed control input
9
14 50k 50k 50k 50k 50k 20 50k
50k 50k
50k
50k
50k
50k
50k
50k
Mute input
Bias input
50k 50k 7 23
50k
5
KA9259D (KA9259ED)
Absolute Maximum Ratings (Ta = 25C)
Parameter Maximum supply voltage Power dissipation Operating temperature Storage temperature Maximum current output Symbol VCC MAX PD TOPR TSTG IOMAX Value 18 1.7
note
Unit V W C C A
-25 ~ +75 -55 ~ +150 1
Note: 1. When mounted on 76mm x 114mm x 1.57mm PCB (Phenolic resin material). 2. Power dissipation reduces 13.6mW / C for using above Ta=25C 3. Do not exceed Pd and SOA.
Power Dissipation Curve
Pd (mW) 3,000 2,000
1,000 0
0
25
50
75
100
125
150
175
Ambient temperature, Ta [C]
Recommended Operating Condition (Ta = 25C)
Parameter Operating supply voltage Symbol VCC Value 6 ~ 13.2 Unit V
6
KA9259D (KA9259ED)
Electrical Characteristics
(Ta=25C, VCC=8V, RL=8, f=1kHz, unless otherwise specified) Parameter Quiescent circuit current Mute-on current Mute-on voltage Mute-off voltage REGULATOR PART Output voltage Load regulation Line regulation Input offset voltage Output offset voltage 1 Maximum source current 1 Maximum sink current 1 Maximum output voltage 1 Maximum output voltage 2 Closed-loop voltage gain Ripple rejection ratio Slew rate VREG VRL3 VCC VIO VOO1 ISOURCE1 RL=8VCC ISINK1 VOM1 VOM2 AVF RR SR RL=8GND VIN=0.7V VIN=7V VIN=0.1VRMS VIN=0.1VRMS, f=120Hz 120Hz, VIN=1VRMS, Square wave VPIN9=5V, VPIN14=0V, RL=45 VPIN9=0V, VPIN14=5V, RL=45 VCTL=3.54.5V, VPIN9=5V VPIN14=0V, RL=45 VCTL=3.54.5V, VPIN9=0V VPIN14=5V, RL=45 IL=100400mA, VPIN9=5V, VPIN14=0V IL=100400mA, VPIN9=0V, VPIN14=5V VPIN9=5V, VPIN14=5V VPIN9=0V, VPIN14=0V IL=100mA IL=0200mA VCC=613V, IL=100mA 4.7 -50 -20 -15 -40 0.25 0.25 2.5 5 40 1 5.0 0 0 0.4 0.4 3.3 -4.5 6.5 60 2 5.3 50 80 15 40 -3.7 8 V mV mV mV mV A A V V dB dB V / s Symbol ICCQ IMUTE VMON VMOFF Conditions Under no-load Pin 7=GND Min. 2.5 2 Typ. 6 2.5 Max. 10 5 0.5 Unit mA mA V V
DRIVER PART (Except for loading motor driver)
LOADING MOTOR DRIVER PART (Unless otherwise specified, VCTL=opened) Output voltage 1 Output voltage 2 Output voltage regulation 1 (CTL) Output voltage regulation 2 (CTL) Load regulation 1 Load regulation 2 Output offset voltage 2 Output offset voltage 3 VO1 VO2 VOCTL1 VOCTL2 VRL1 VRL2 VOO2 VOO3 2.5 2.5 0.5 0.5 -40 -40 3.1 3.1 1.0 1.0 300 300 3.8 3.8 1.5 1.5 700 700 40 40 V V V V mV mV mV mV
7
KA9259D (KA9259ED)
Application Information
1. Mute
Output driver bias
Pin #7 High Low
Mute circuit
7
Turn-off Turn-on
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VREF BG Output driver bias
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5 I VREF BG D1 R1 D2 R3 CE 100F - + R2 6 KSB772 VOUT (5V) +
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KA9259D (KA9259ED)

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20 +V COMP 9 14 + -
I + R VREF1 15 -V I + R VREF1 - Buffer Q3 - Buffer Q1 -V M 16 Q4 +V
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5. Loading Motor Speed Control
VCC VCC
VCC (8V) 50k 20 4V 50k
VCC (8V) 50k 20 4V
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KA9259D (KA9259ED)
6. Driver (Except For Loading Motor Driver)
VREF (2.5V) 3 10
+ -
AMP Level shift
-I
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Buffer -V M 1 2 12 18 26 Q4 +V
Q1
Q2
19 25 10k 4 24 100k 10k +I + - Buffer Q3
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VCC2 22 VCC1 21 104
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KA9259D (KA9259ED)
Typical Perfomance Charateristics

Icc[mA]

Imute[mA]

Vcc[v]

Vcc[V]
Figure 1. VCC vs. ICC

Figure 2. VCC vs. Imute

Isiou[mA]

Isink[mA]

Vcc[V]
Vcc[V]

Figure 3. VCC vs. ISOU

Figure 4. VCC vs. ISink

Avf[mA]

Vcc[V]

Vom[mA]

Vcc[V]

Figure 5. VCC vs. Avf
Figure 6. VCC vs. Vom
11
KA9259D (KA9259ED)
Typical Perfomance Charateristics (Continue)

Vreg[V]

Avf[dB]

Vcc[V]

Frequency[Hz]
Figure 7. VCC vs. Vreg
Figure 8. Frequency vs. Avf
12
KA9259D (KA9259ED)
Test Circuits
SW13 8 SW12
3 2 1
VCC 8 SW14 8 3 2 1 VCC 8 3 2 1 VCC 28 27 26 25 24 23 22 21 20 19 18 17 16 15 8 SW21 3 8 SW19 TRACKING ~ 10F Ripple ~ 100F + 2+ + 1 SW17 2.5V 2 3 20 3 SW16 2+ 10F 1 SW15 IL 8 1 VCC 45 SW11 3 2 SW20 VCC 8 CTL SLED ~ SW9 VCC 1 3 2 1 VCC SW10 3 2
1 SW18
GND3 DO4.2 DO4.1 DI4.2 DI4.1 VREF VCC2
VCC1 LD ctl DI3
DO3.2 DO3.1 DO5.2 DO5.1
KA9259D
DO1.1 DO1.2 DI1.1 DI1.2 REB 1 VCC 1 2 8 3 8 +2 + VCC SW3 1 2 3 8 8 3 SW2 ~ Focus IL 100F Spindle Loading forwaed SW1 SW4 1 2 3 4 5 REO 6 VCC VCC Mute 1 SW5 +2 SW7 8 8 VCC SW6 SW8 1 2 1 2 3 Loading reverse MUTE 7 GND 8 DI5.1 DI2 9 10 DO2.1 DO2.2 GND2 DI5.2 11 12 13 14
3 KSB772
3
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KA9259D (KA9259ED)
Application Circuits
SERVO PRE-AMP
CONTROLLER
FOUCS
TRACKING
BIAS
SLED
SPINDLE
CONTROL
FORWARD
REVERSE
TRACKING ACTUATOR
VCC
SLED MOTOR M
LOADING MOTOR M
102
28
27
26
25
24 DI4.1
23
22
21
20
19
18
17
16
15
GND3 DO4.2 DO4.1 DI4.2
VREF VCC2
VCC1 LD ctl
DI3 DO3.2 DO3.1 DO5.2 DO5.1
KA9259D
DO1.1 DO1.2 DI1.1 DI1.2 1 2 3 4 REB 5 REO 6 VCC MUTE 7 GND 8 DI5.1 9 DI2 10 DO2.1 DO2.2 GND2 DI5.2 11 12 13 14
KSB772 FOCUS ACTUATOR 100F
5V out +
M MUTE Low: ON High: OFF SPINDLE MOTOR
14
KA9259D (KA9259ED)
Mechanical Dimensions
Package
28-SSOPH-375
MIN 0.05 0.002 2.20 0.20 0.087 0.008 #28 1.20 ) 0.047 18.80 MAX 0.740 18.40 0.20 0.724 0.008 #14 #15 10.00 0.30 0.394 0.012
+0.10 0.25 -0.05 +0.004 0.010 -0.002
#1
2.50 MAX 0.098 MAX0.10 MAX0.004
7.50 0.20 0.295 0.008
0.80 0.20 0.031 0.008
0~
9.53 0.375
8
0.80 0.031
0.40 0.10 0.016 0.004
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15
KA9259D (KA9259ED)
DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user.
www.fairchildsemi.com 11/19/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation
2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.

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