參數(shù)資料
型號： SG3846DW
廠商： MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類： 穩(wěn)壓器
英文描述： CURRENT MODE PWM CONTROLLER
中文描述： 0.5 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
封裝： ROHS COMPLIANT, PLASTIC, SOIC-16
文件頁數(shù)： 3/10頁
文件大?。?/td> 210K
代理商： SG3846DW
SG1846
4/90 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
Collector Emitter Voltage
Collector Leakage Current
Output Low Level
Output High Level
Rise Time
(Note 4)
Fall Time
(Note 4)
Threshold Voltage
Input Voltage Range
Minimum Latching Current
(I
)
(Note 7)
Maximum Non-Latching Current
(I
)
(Note 8)
Delay to Outputs
(Note 4)
Output Section
T
J
= 25°C
250
0
3.0
350
1.5
1.5
300
400
V
IN
0.8
600
250
0
3.0
350
1.5
1.5
300
400
V
IN
0.8
600
mV
V
mA
mA
ns
V
C
= 40V
I
SINK
= 20mA
I
SINK
= 100mA
I
SOURCE
= 20mA
I
SOURCE
= 100mA
C
L
J
= 25°C
C
L
= 1nF, T
J
= 25°C
40
13
12
0.1
0.4
13.5
13.5
50
50
200
0.4
2.1
300
300
40
13
12
0.1
0.4
13.5
13.5
50
50
200
0.4
2.1
300
300
V
μA
V
V
V
V
ns
ns
Amplifier Gain
(Notes 5 & 6)
Maximum Differential
(Note 6)
Input Signal (V
- V
)
(Note 5)
Input Offset Voltage
(Note 5)
CMRR
PSRR
Input Bias Current
(Note 5)
Input Offset Current
(Note 5)
Input Common Mode Range
Delay to Outputs
(Note 4)
Current Limit Adjust Section
Current Limit Offset Voltage
(Note 5)
Input Bias Current
Shutdown Terminal Section
2.5
1.1
60
60
0
2.75
1.2
5
83
84
-2.5
0.08
200
3.0
25
-10
1
V
-3
500
2.5
1.1
60
60
0
2.75
1.2
5
83
84
-2.5
0.08
200
3.0
25
-10
1
V
-3
500
Input Offset Voltage
Input Bias Current
Input Offset Current
Common Mode Range
Open Loop Voltage Gain
Unity Gain Bandwidth
(Note 4)
CMRR
PSRR
Output Sink Current
Output Source Current
High Level Output Voltage
Low Level Output Voltage
Current Sense Amplifier Section
V
IN
= 8V to 40V
V
O
= 1.2V to 3V, V
CM
= 2V
T
J
= 25°C
V
CM
= 0V to 38V, V
IN
= 40V
V
IN
= 8V to 40V
V
ID
= - 15mV to -5V, V
PIN 7
= 1.2V
V
ID
= 15mV to 5V, V
PIN 7
R
L
= 15K
(Pin 7)
R
L
= 15K
(Pin 7)
0
80
0.7
75
80
2
-0.4
4.3
0.5
-0.6
40
105
1.0
100
105
6
-0.5
4.6
0.7
5
-1
250
V
IN
-2V
1
0.5
-0.6
40
105
1.0
100
105
6
-0.5
4.6
0.7
10
-2
250
V
IN
-2V
1
Error Amp Section
ELECTRICAL CHARACTERISTICS
(continued)
Min. Typ. Max. Min. Typ. Max.
SG1846
SG2846
Parameter
Test Conditions
Units
SG3846
39
3.9
3.9
Initial Accuracy
Voltage Stability
Temperature Stability
(Note 4)
Sync Output High Level
Sync Output Low Level
Sync Input High Level
Sync Input Low Level
Sync Input Current
T
J
= 25
°
C
V
= 8V to 40V
Over Operating Range
Pin 8 = 0V
Pin 8 = 0V
Sync Voltage = 5.25V, Pin 8 = 0V
43
1
1
4.35
2.3
1.2
47
2
2.5
2.5
1.5
39
3.9
3.9
43
1
1
4.35
2.3
1.2
47
2
2.5
2.5
1.5
KHz
%
%
V
V
V
V
mA
Oscillator Section
(Note 9)
mV
μA
nA
V
dB
MHz
dB
dB
mA
mA
V
V
0
80
0.7
75
80
2
-0.4
4.3
V
= 0V, Pin 1 Open
Pin 1 Open R
L
= 15K
(Pin 7)
V
PIN 1
= 0.5V, Pin 7 Open
V
CM
= 1V to 12V
V
IN
= 8V to 40V
V
PIN 1
= 0.5V, Pin 7 Open
V
PIN 1
= 0.5V, Pin 7 Open
T
J
= 25°C
V
V
mV
dB
dB
μA
μA
V
ns
0.55
-30
0.5
-10
0.55
-30
0.45
0.5
-10
0.45
V
PIN 3
= 0, V
= 0V, Pin 7 Open
V
PIN 5
= V
REF
, V
PIN 6
= 0V
V
μA
相關(guān)PDF資料
PDF描述
SG3846J CURRENT MODE PWM CONTROLLER
SG3846N CURRENT MODE PWM CONTROLLER
SG2846DW CURRENT MODE PWM CONTROLLER
SG2846J CURRENT MODE PWM CONTROLLER
SG2846N CURRENT MODE PWM CONTROLLER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SG3846J 制造商:Microsemi Corporation 功能描述:SG3846J - Bulk
SG3846N 制造商:Microsemi Corporation 功能描述:Current Mode PWM Controller 100mA 16-Pin PDIP 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWM CNTRLR 100MA 16PDIP - Bulk
SG3846Q 制造商:Microsemi Corporation 功能描述:SG3846Q - Bulk
SG385 制造商:Distributed By MCM 功能描述:Cat6 180° Ethernet Keystone Jack
SG386 制造商:Distributed By MCM 功能描述:Cat5e 90° Ethernet Keystone Jack
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*