參數(shù)資料
型號： BA9755S
廠商： Rohm CO.,LTD.
英文描述： High voltage controller for CRT displays
中文描述： 高電壓的CRT顯示器控制器
文件頁數(shù)： 6/10頁
文件大?。?/td> 135K
代理商： BA9755S
6
Multimedia ICs
Electrical characteristics (unless otherwise noted, Ta = 25°C, V
CC
= 12V)
BA9755S
Parameter
Symbol
I
CC
Min.
—
Typ.
13
Max.
21
Unit
mA
Supply current
Error amplifier
S6 = 2
Input bias current
I
B
—
– 45
– 250
nA
Input offset voltage
Output voltage, Low
Output voltage, High
V
IO
V
OL
V
OH
Av
I
OM
—
0
10
50
±
1
0.2
10.5
60
±
5
±
5
0.5
—
—
±
7
mV
V
V
dB
mA
S9b, 9c = 3 ; V
IO
= V10
×
10
– 2
S9a, 9c = 2 ; Vs9 = 6V
S9a, 9c = 2 ; Vs9 = 4V
f = 1kHz, guaranteed performance
S10 = 2 ; Vs10 = 12V, 0V
Open loop gain
Maximum output current
Protector
Input bias current
±
3
I
B
—
0
– 50
nA
Vs11, 12, 13, 14 = 0V
Verify: pin 17 = LO
→
HI when Vs12 = 6.005V
→
5.995V
Verify: pin 17 = LO
→
HI when Vs13 = 5.995V
→
6.005V
Verify: pin 17 = LO when Vs11 (Vs12 = Vs11 + 0.5V) = 0, 10V
Input offset voltage
V
IO
—
±
1
±
5
mV
Common mode input voltage
V
ICR
0
—
10
V
Output voltage, High
Output voltage, Low
PWM amplifier
V
OH
V
OL
10.0
—
11.0
1.0
—
2.0
V
V
S17 = 2 ; Vs12 = 5V ; Is17 = – 50
μ
A
S17 = 2 ; Is17 = 3mA
Output voltage, High level
Output voltage, Low level
Rise time
Fall time
V
OH
V
OL
T
r
T
d
9.5
—
—
—
10.5
1
—
—
—
2
60
40
V
V
ns
ns
S2 = 2 ; Is2 = – 100mA
S2 = 2 ; Vs8 = 3V ; Is2 = 100mA
Guaranteed performance
Guaranteed performance
Minimum pulse width
T
Min.
0.5
—
1.3
μ
s
S4 = 2 ; Vs8 = 0V ; SG4 = p1 (f = 90kHz) ; threshold = 5V
Input voltage, High level
Input voltage, Low level
Input current, High level
Input current, Low level
Monomulti
V
IH
V
IL
I
OH
I
OL
4.0
—
—
—
—
—
285
0
Vcc
1.5
420
– 1
V
V
μ
A
μ
A
Verify oscillation of SAW GEN. S4 = 2 ; Vs8 = 0V ; SG4 = p1
Verify oscillation of SAW GEN. S4 = 2 ; Vs8 = 0V ; SG4 = p1
Vs4 = 12V
—
Delay time
T
dl
0.3
0.5
0.8
μ
s
H
OS
L
OS
8.0
0
9.0
0.15
10.0
0.35
V
V
Output frequency characteritic
F
SAW
150
200
—
kHz
Output voltage
Maximum output current
Output voltage
temperature characteristics
Reference voltage source 2
V
REF9
I
RMax.
8.91
10
9.0
—
9.09
—
V
mA
S15 = 2 ; Is = 10mA ;
T
VREF
– 0.7
—
0.7
%
Ta = – 25
°
C ~ + 75
°
C
Output voltage
Max. output current
Output voltage
temp. characteristics
V
REF6
I
RMax.
5.94
10
6.0
—
6.06
—
V
—
—
mA
S15 = 2 ; Is = 10mA ;
T
VREF
– 0.7
—
0.7
%
Ta = – 25
°
C ~ + 75
°
C
Thermal shutdown
1
Time between rise of pin 4 input waveform and rise of pin 2 output waveform
T
dow
100
—
—
—
deg
Output level, Low
Output level, High
Conditions
S4 = 2 ; Vs8 = 0V ; SG4 = p1
; (R = 4.7k
, C = 0pF)
1
Verify: pin 17 = LO when Vs13 (Vs14 = Vs13 + 0.5V) = 0, 10V
HI level of S4 = 2 ; SG4 = p1 ; 6pin output wave form
LO level of S4 = 2 ; SG4 = p1 ; 6pin output wave form
S4 = 2, SG4 = input frequency 1 dB lower than
HI level of pin 6 output waveform when SG4 = p2
S8, 9a, 9b, 9c = 2 ; Vs8, 9 = 0V
; I
B8
(I
B9
) = V8 (V9)
×
10
Hd input pin
SAW GEN
Reference voltage source 1
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