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參數(shù)資料
| 型號(hào)： | SG1543L |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 電源管理 |
| 英文描述： | POWER SUPPLY OUTPUT SUPERVISORY CIRCUIT |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, CQCC20 |
| 封裝： | CERAMIC, LCC-20 |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大小： | 118K |
| 代理商： | SG1543L |
SG1543/SG2543/SG3543
11/91 Rev 1.1 2/94
Copyright
1994
L
IN
F
IN
ITY
Microelectronics Inc.
11861 Western Avenue
∞
∞
Garden Grove, CA 92841
(714) 898-8121
∞
FAX: (714) 893-2570
3
0
80
60
72
Current Limit Section
Input Voltage Range
Input Bias Current
Input Offset Voltage
CMRR
AVOL
Output Saturation
Output Leakage
Small Signal Bandwidth
Propagation Delay
0.3
0
100
70
80
0.2
.01
5
200
200
13
0
0.4
2
0.4
2
400
300
500
400
0.1
0.8
6
0.8
6
100
12
ELECTRICAL CHARACTERISTICS
(continued)
2.45
2.40
200
Comparator Section
Input Threshold
(Note 5)
Input Hysteresis
Input Bias Current
Delay Saturation
Delay High Level
Delay Charging Current
Indicate Saturation
Indicate Leakage
Propagation Delay
SG1543/2543
Min. Typ. Max. Min. Typ. Max.
SG3543
Units
Test Conditions
Parameter
2.50
25
0.3
0.2
6
250
0.2
.01
400
10
V
-3V
1.0
10
120
0.5
1.0
CHARACTERISTIC CURVES
FIGURE 1.
SCR TRIGGER POWER LIMITING
FIGURE 2 .
ACTIVATION DELAY VS. CAPACITOR VALUE
Note 5. Input voltage rising on O.V. Input and falling on U.V. Input.
2.55
2.60
1.0
0.5
8
300
0.5
1.0
2.40
2.35
200
2.50
25
0.3
0.2
6
250
0.2
0.1
400
10
2.60
2.65
1.0
0.5
8
300
0.5
1.0
V
V
mV
μ
A
V
V
μ
A
V
μ
A
ns
ms
SCR Trigger Section
Peak Output Current
Peak Output Voltage
Output Off Voltage
Remote Activate Current
Remote Activate Voltage
Reset Current
Reset Voltage
Output Current Rise Time
Prop. Delay from REM. ACT. Pin
Prop. Delay fom O.V. INPUT Pin
400
0.1
0.8
6
0.8
6
100
12
200
13
0
0.4
2
0.4
2
400
300
500
mA
V
V
mA
V
mA
V
mA/
μ
s
ns
ns
0
70
60
72
0.3
0
100
70
80
0.2
.01
5
200
V
-3V
1.0
15
130
0.5
1.0
V
μ
A
mV
mV
dB
dB
V
μ
A
MHz
ns
OFFSET/COMP pin open, V
CM
= 0V
OFFSET/COMP pin open, V
= 0V,
10k
from OFFSET/COMP pin to Gnd,T
J
=25°C
0
≤
V
≤
12V, V
= 15V
OFFSET/COMP pin open, V
CM
= 0V
I
L
= 10mA
V
IND
= 40V
A
V
= 0dB, T
= 25
°
C
V
OVERDRIVE
= 100mV, T
J
= 25
°
C
+V
IN
= 5V, R
G
= 0, V
= 0
+V
IN
= 15V, I
O
= 100mA
+V
= 40V, R
= 1K
REM. ACT. pin = Gnd
REM. ACT pin open
RESET pin = Gnd, REM. ACT. = Gnd
RESET pin open, REM. ACT. = Gnd
R
L
= 50
, T
= 25
°
C, C
D
= 0
V
REM. ACT.
= 0.4V
V
O.V. INPUT
= 2.7V
T
J
= 25
°
C
Sense input = 0V
V
= 0V
I
L
= 10mA
V
IND
= 40V
V
O.V. INPUT
= 2.7V, V
U.V. INPUT
= 2.3V
, T
J
= 25
°
C
D
C
D
= 1
μ
F
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