參數(shù)資料
型號(hào)： CM3843CS
廠(chǎng)商： Electronic Theatre Controls, Inc.
英文描述： CURRENT MODE PWM CONTROLLER
中文描述： 電流模式PWM控制器
文件頁(yè)數(shù)： 6/12頁(yè)
文件大?。?/td> 638K
代理商： CM3843CS
CM3842/3843
C
URRENT
M
ODE
PWM C
ONTROLLER
2001/06/27
Advanced
Champion Microelectronic Corporation
Page 5
ELECTRICAL CHARACTERISTICS (Continued)
Error Amplifier Section
Input Bias Current
I
BIAS
-0.1
-2
μ
A
V
Input Voltage
V
I(EA)
COMP = 2.5V
2V
≤
V
O
≤
4V
T
J
= 25
12V
≤
V
CC
≤
25V
V
FB
= 2.7V, COMP = 1.1V
2.42
2.50
2.58
Open Loop Voltage Gain
G
VO
65
90
dB
Unity Gain Bandwidth (note 8)
UGBW
O
C
0.7
1
MHz
Power Supply Rejection Ratio
PSRR
60
70
dB
Output Sink Current
I
SINK
2
7
mA
Output Source Current
I
SOURCE
V
FB
= 2.3V, COMP = 5.0V
V
FB
= 2.3V, R
L
= 15K
to GND
V
FB
= 2.7V, RL = 15K
to V
REF
-0.5
-1.0
mA
High Output Voltage
V
OH
5
6
V
Low Output Voltage
V
OL
0.7
1.1
V
Output Section
I
SINK
= 20mA
0.1
0.4
Output Low Level
V
OL
I
SINK
= 200mA
1.4
2.2
V
I
SOURCE
= 20mA
13
13.5
Output High Level
V
OH
I
SOURCE
= 200mA
12
13.0
V
Rise Time (note 8)
t
r
T
J
= 25
O
C, C
L
= 1nF
50
150
ns
Fall Time (note 8)
t
f
T
J
= 25
O
C, C
L
= 1nF
50
150
ns
Under-Voltage Lockout Section
CM3842
14.5
16.0
17.5
Start Threshold
V
TH(ST)
CM3843
7.8
8.4
9.0
V
CM3842
8.5
10
11.5
Min. Operating Voltage
CM3843
7.0
7.6
8.2
V
PWM Section
CM3842/43
94
97
100
Maximum Duty Cycle
%
Minimum Duty Cycle
0
%
Total Standby Current
CM3842
0.2
0.35
Startup Current
CM3843
0.5
1.0
mA
Operating Supply Current
I
CC
V
FB
= I
SENSE
= 0V
14
17
mA
Zener Voltage
V
Z
I
CC
= 25mA
30
35
V
note 7:
Adjust V
CC
above the start threshold before setting at 15V
note 8:
These parameters, although guaranteed, are not 100% tested in production prior to shipment
note 9:
Parameters are measured at trip point of latch with V
FB
= 2V
note 10: Gain is measured between I
SENSE
and COMP with the input changing from 0V to 0.8V
相關(guān)PDF資料
PDF描述
CM400DU-12F HIGH POWER SWITCHING USE
CM400DU-12F Trench Gate Design Dual IGBTMOD⑩ 400 Amperes/600 Volts
CM400DU-12H HIGH POWER SWITCHING USE INSULATED TYPE
CM400DU-12H Dual IGBTMOD 400 Amperes/600 Volts
CM400DY-12H HIGH POWER SWITCHING USE INSULATED TYPE
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CM385 制造商:chicago mini 功能描述:
CM3857-000 制造商:TE Connectivity 功能描述:Hook-up Wire 制造商:TE Connectivity 功能描述:FLHTC0312-26-7 - Bulk
CM386 制造商:CML 制造商全稱(chēng):Chicago Miniature Lamp,inc 功能描述:T-1 3/4 Midget Groove Base
CM3867-000 制造商:TE Connectivity 功能描述:ES2000-NO.4-A1-0-48MM - Bulk
CM3869-000 功能描述:熱收縮管和套管 BSTS-11X25FR CF3733-000 RoHS:否 制造商:3M Electronic Specialty 類(lèi)型:Tubing 材料:Polyolefin, Flexible 顏色:Clear 最低收縮溫度:+ 100 C 恢復(fù)直徑: 長(zhǎng)度:100 ft 內(nèi)徑:1.5 in 收縮率:2:1
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫(xiě)一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠(chǎng)商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*