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參數(shù)資料
| 型號： | IP2843AN |
| 英文描述： | Current-Mode SMPS Controller |
| 中文描述： | 電流模式開關電源控制器 |
| 文件頁數(shù)： | 4/6頁 |
| 文件大?。?/td> | 69K |
| 代理商： | IP2843AN |
IP1842A , IP1843A
IP2842A , IP2843A
Min.
Typ.
IP3842A
IP3843A
Typ.
Parameter
Test Conditions
1
CURRENT SENSE SECTION
Max.
Min.
Max.
Units
2.85
0.9
3
1
3.15
1.1
60
70
–2
150
–10
300
0.1
1.5
13.5
13.5
50
50
0.7
0.4
2.2
13
12
150
150
1.1
14.5
7.8
8.5
7
16
8.4
10
7.6
17.5
9
11.5
8.2
0.3
11
14
34
0.5
15
17
40
30
95
97
100
0
2.85
0.9
3
1
3.15
1.1
60
70
–2
150
–10
300
0.1
1.5
13.5
13.5
50
50
0.7
0.4
2.2
13
12
150
150
1.1
15
7.8
9
7
16
8.4
10
7.6
17
9
11
8.2
0.3
11
14
34
0.5
15
17
40
30
95
97
100
0
Gain
Maximum Input Signal
Supply Voltage
Rejection
Input Bias Current
Delay to Output
Output Low Level
Output High Level
Rise Time
Fall Time
UVLO Saturation
Upper Threshold
(V
CC
)
Lower Threshold
(V
CC
)
Start–up Current
Operating Supply
Current
V
CC
Zener Voltage
Maximum Duty Cycle
Minimum Duty Cycle
See Notes 2,3
V
PIN1
= 5V
(Note 2)
V
C
= 12V to 25V
I
SINK
= 20mA
I
SINK
= 200mA
I
SOURCE
= 20mA
I
SOURCE
= 200mA
C
L
= 1nF
C
L
= 1nF
V
CC
= 6V
UNDER–VOLTAGE LOCKOUT SECTION
I
L
= 1mA
IP1842A Series
IP1843A Series
IP1842A Series
IP1843A Series
V
PIN2
= 0V
V
PIN3
= 0V
I
CC
= 25mA
PWM SECTION
IP1842A Series
IP1843A Series
V/V
V
dB
μ
A
ns
V
V
ns
V
V
V
mA
mA
V
%
NOTES
LAB
SEME
IP1842A SERIES
IP1843A SERIES
Semelab plc.
Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Prelim. 2/95
ELECTRICAL CHARACTERISTICS
(Over Full Operating Temperature Range unless otherwise stated)
OUTPUT SECTION
TOTAL STANDBY CURRENT
1. Test Conditions unless otherwise stated:
V
CC
= 15V* , R
T
= 10k
, C
T
= 3.3nF , f = 52kHz.
*Adjust V
CC
above start threshold before setting at
required level.
All specifications apply over the full operating temperature
range unless otherwise stated.
(See Ordering Information for further details).
2. Parameter measured at trip point of latch with
V
PIN2
= 0V
3. Gain defined as:
A =
V
PIN3
0
≤
V
PIN3
≤
0.8
V
PIN1
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|---|---|
| IP2843D | Analog IC |
| IP2843D14 | Analog IC |
| IP2843D-14 | Current-Mode SMPS Controller |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| IP2843D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
| IP2843D14 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
| IP2843D-14 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| IP2843J | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| IP2844 | 制造商:SEME-LAB 制造商全稱:Seme LAB 功能描述:CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
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