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參數(shù)資料
| 型號(hào)： | KA3038 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Tantalum Molded High Capacitance Capacitor; Capacitance: 47uF; Voltage: 2.5V; Packaging: Tape & Reel |
| 中文描述： | 4通道馬達(dá)驅(qū)動(dòng)IC |
| 文件頁數(shù)： | 7/16頁 |
| 文件大?。?/td> | 249K |
| 代理商： | KA3038 |
FAN8038B(KA3038)
7
Electrical Characteristics
(Continued)
*Granteed Design Value
Parameter
PWM POWER SUPPLY DRIVING
PWM Sink Current
*DVCC Level Shift Voltage
DVCC Leak Current
*PWM Amp Transfer Gain
DC/DC CONVERTER
ERROR AMP
SVCC1 Pin Threshold Voltage
ERRO Pin Output Voltage H
ERRO Pin Output Voltage L
SHORT CIRCUIT PROTECTION
SCP Pin Voltage
SCP Pin Current 1
SCP Pin Current 2
SCP Pin Current 3
*SCP Pin Impedance
SCP Pin Threshold Voltage
Over Voltage Protection Detect
TRANSISTOR DRIVING
Symbol
Conditions
Min.
Typ.
Max.
Unit
I
PWM
V
SHIF
I
DLK
G
PWM
DI1=2.1V
DI1=1.8V, DVCC-OUT1F
DVCC=9V, SVCC1,2=BATT=0V
DI1=1.8V, DVCC=1.2V ~ 1.4V
10
0.35
-
1/60
13
0.45
0
1/50
17
0.55
5
1/40
mA
V
μ
A
1/k
V
S1TH
V
EOH
V
EOL
-
3.05
1.4
-
3.20
1.6
-
3.35
-
0.3
V
V
V
ERRI=0.7V, IO = -100
μ
A
ERRI=1.3V, IO = 100
μ
A
V
SCP
I
SCP1
I
SCP2
I
SCP3
R
SCP
V
SCPTH
V
OVP
ERRI=1.3V
ERRI=0.7V
ERRI=1.3V, OFF=0V
ERRI=1.3V, BATT=9.5V
-
ERRI=0.7V, COSC=470PF
OVP Voltage
-
6
12
12
175
1.10
9.5
0
0.1
16
32
32
265
1.30
10.5
V
μ
A
μ
A
μ
A
k
V
V
10
20
20
220
1.20
10
BDSW Pin Output Voltage 1H
V
SW1H
BATT=COSC=1.5V
=SVCC2=0V, 10mA
COSC=0V, I
O
= -10mA,
ERRI=0.7V
SCP=0V
CT=2V, IO=1-mA
COSC=470pF, =SVCC2=0V
COSC=470pF, CLKIN=0V
COSC=470pF
COSC=470pF,
ERRO=0.5
→
0.7V
COSC=470PF,
SVSS1,SVCC2=0V
COSC=470pF, ERR0=0.8V,
CLKIN=0V
0.78
0.98
1.13
V
BDSW Pin Output Voltage 2H
V
SW2H
1.0
1.5
-
V
BDSW Pin Output Voltage 2L
BDSW Pin Oscillating Reequency1
SW Pin Oscillating Reequency 2
BDSW Pin Oscillating Reequency 3
V
SW2L
f
SW1
f
SW2
f
SW3
-
0.3
80
70
88.2
0.45
95
82
-
V
65
60
-
kHz
kHz
kHz
*
BDSW Pin Minimum Pulse Width
T
SWMIN
0.01
-
0.6
μ
s
Pulse Duty Start
D
SW1
40
50
60
%
MAX. Pulse Duty at Self-Running
D
SW2
50
60
70
%
MAX. Pulse Duty at CLKIN
Synchronization
D
SW3
ERR0=0.8V, COSC=470pF
45
55
65
%
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