參數(shù)資料
型號： UC1824
廠商： Texas Instruments, Inc.
英文描述： High Speed PWM Controller
中文描述： 高速PWM控制器
文件頁數(shù)： 3/8頁
文件大小： 385K
代理商： UC1824
UC1824
UC2824
TYP
UC3824
PARAMETERS
TEST CONDITIONS
MIN
MAX
MIN
TYP
MAX
UNITS
Oscillator Section (cont.)
Clock Out High
Clock Out Low
Ramp Peak
*
Ramp Valley
*
Ramp Valley to Peak
*
Error Amplifier Section
Input Offset Voltage
Input Bias Current
Input Offset Current
Open Loop Gain
CMRR
PSRR
Output Sink Current
Output Source Current
Output High Voltage
Output Low Voltage
Unity Gain Bandwidth
*
Slew Rate
*
PWM Comparator Section
Pin 7 Bias Current
Duty Cycle Range
Pin 3 Zero DC Threshold
Delay to Output
*
Soft-Start Section
Charge Current
Discharge Current
Current Limit / Shutdown Section
Pin 9 Bias Current
Current Limit Threshold
Shutdown Threshold
Delay to Output
Output Section
Output Low Level
3.9
4.5
2.3
2.8
1.0
1.8
3.9
4.5
2.3
2.8
1.0
1.8
V
V
V
V
V
2.9
3.0
1.25
2.0
2.9
3.0
1.25
2.0
2.6
0.7
1.6
2.6
0.7
1.6
10
3
1
15
3
1
mV
μ
A
μ
A
dB
dB
dB
mA
mA
V
V
MHz
V/
μ
s
0.6
0.1
95
95
110
2.5
-1.3
4.7
0 .5
5.5
12
0.6
0.1
95
95
110
2.5
-1.3
4.7
0.5
5.5
12
1V < V
O
< 4V
1.5V < V
CM
< 5.5V
10V < V
CC
< 30V
V
PIN 3
= 1V
V
PIN 3
= 4V
I
PIN 3
= -0.5mA
I
PIN 3
= 1mA
60
75
85
1
-0.5
4.0
0
3
6
60
75
85
1
-0.5
4.0
0
3
6
5.0
1.0
5.0
1.0
V
PIN 7
= 0V
-1
-5
80
-1
-5
85
μ
A
%
V
ns
0
0
V
PIN 7
= 0V
1.1
1.25
50
1.1
1.25
50
80
80
V
PIN 8
= 0.5V
V
PIN 8
= 1V
3
1
9
20
3
1
9
20
μ
A
mA
0 < V
PIN 9
< 4V
15
1.1
1.55
80
10
1.1
1.55
80
μ
A
V
V
ns
0.9
1.25
1.0
1.40
50
0.9
1.25
1.0
1.40
50
I
OUT
= 20mA
I
OUT
= 200mA
I
OUT
= -20mA
I
OUT
= -200mA
V
C
= 30V
CL = 1nF
0.25
1.2
13.5
13.0
100
30
0.40
2.2
0.25
1.2
13.5
13.0
10
30
0.40
2.2
V
V
V
V
μ
A
ns
Output High Level
13.0
12.0
13.0
12.0
Collector Leakage
Rise/Fall Time
*
Under-Voltage Lockout Section
Start Threshold
UVLO Hysteresis
Supply Current Section
Start Up Current
ICC
500
60
500
60
8.8
0.4
9.2
0.8
9.6
1.2
8.8
0.4
9.2
0.8
9.6
1.2
V
V
V
CC
= 8V
V
PIN 1
, V
PIN 7
, V
PIN 9
= 0V; V
PIN 2
= 1V
1.1
22
2.5
33
1.1
22
2.5
33
mA
mA
Unless otherwise stated,these specifications apply for , R
T
= 3.65k, C
T
= 1nF, V
CC
= 15V, -55
°
C<T
A
<125
°
C for the UC1824, –40
°
C<T
A
<85
°
C for the
UC2824, and 0
°
C<T
A
<70
°
C for the UC3824, T
A
=T
J.
* This parameter not 100% tested in production but guaranteed by design.
UC1824
UC2824
UC3824
ELECTRICAL CHARACTERISTICS
(cont.)
3
相關(guān)PDF資料
PDF描述
UC1842AJQMLV Circular Connector; No. of Contacts:79; Series:MS27473; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:20; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:20-35 RoHS Compliant: No
UC1843AJQMLV Circular Connector; No. of Contacts:79; Series:MS27473; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:20; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:20-35 RoHS Compliant: No
UC1844AJQMLV Current Mode PWM Controller
UC1842ALQMLV Circular Connector; No. of Contacts:15; Series:MS27497; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:14; Circular Contact Gender:Socket; Circular Shell Style:Wall Mount Receptacle RoHS Compliant: No
UC1843ALQMLV Circular Connector; No. of Contacts:18; Series:MS27497; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:14; Circular Contact Gender:Pin; Circular Shell Style:Wall Mount Receptacle; Insert Arrangement:14-18 RoHS Compliant: No
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