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參數(shù)資料
| 型號： | UC2841N |
| 英文描述： | Quad channel high side driver |
| 中文描述： | 電流/電壓模式開關(guān)電源控制器 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大小： | 576K |
| 代理商： | UC2841N |
4
PARAMETER
TEST CONDITION
UC1842/3/4/5
UC2842/3/4/5
MIN
TYP
UC3842/3/4/5
UNITS
MAX
MIN
TYP
MAX
Output Section
Output Low Level
I
SINK
= 20mA
I
SINK
= 200mA
I
SOURCE
= 20mA
I
SOURCE
= 200mA
T
J
= 25°C, C
L
= 1nF (Note 2)
T
J
= 25°C, C
L
= 1nF (Note 2)
0.1
1.5
13.5
13.5
50
50
0.4
2.2
0.1
1.5
13.5
13.5
50
50
0.4
2.2
V
V
V
V
ns
ns
Output High Level
13
12
13
12
Rise Time
Fall Time
Under-voltage Lockout Section
Start Threshold
150
150
150
150
X842/4
X843/5
X842/4
X843/5
15
7.8
9
7.0
16
8.4
10
7.6
17
9.0
11
8.2
14.5
7.8
8.5
7.0
16
8.4
10
7.6
17.5
9.0
11.5
8.2
V
V
V
V
Min. Operating Voltage
After Turn On
PWM Section
Maximum Duty Cycle
X842/3
X844/5
95
46
97
48
100
50
0
95
47
97
48
100
50
0
%
%
%
Minimum Duty Cycle
Total Standby Current
Start-Up Current
Operating Supply Current
V
CC
Zener Voltage
Note 2:
Note 3:
.
Note 4:
0.5
11
34
1
0.5
11
34
1
mA
mA
V
V
PIN 2
= V
PIN 3
= 0V
I
CC
= 25mA
17
17
30
30
These parameters, although guaranteed, are not 100% tested in production.
Parameter measured at trip point of latch with V
PIN 2
= 0
Gain defined as: A
VPIN
VPIN
VPIN
V
=
≤
≤
1
3
0
3
08
.
.
Note 5:
Note 6:
Adjust V
CC
above the start threshold before setting at 15V
Output frequency equals oscillator frequency for the UC1842 and UC1843.
Output frequency is one half oscillator frequency for the UC1844 and UC1845.
UC1842/3/4/5
UC2842/3/4/5
UC3842/3/4/5
ELECTRICAL CHARACTERISTICS:
Unless otherwise stated, these specifications apply for
55°C
≤
T
A
≤
125°C for the
UC184X;
40°C
≤
T
A
≤
85°C for the UC284X; 0
°
C
≤
T
A
≤
70°C for the 384X; V
CC
=
15V (Note 5); R
T
= 10k; C
T
= 3.3nF, T
A
=T
J.
ERROR AMP CONFIGURATION
Error Amp can Source or Sink up to 0.5mA
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UC2841NG4 | 功能描述:電流型 PWM 控制器 Prog Off-Line PWM Controller RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| UC2841Q | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current/Voltage-Mode SMPS Controller |
| UC2842 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Current Mode PWM Controller |
| UC2842A | 制造商:Microsemi Corporation 功能描述: |
| UC2842AAY | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
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