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參數資料
| 型號： | IP1844A |
| 廠商： | SEMELAB LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
| 中文描述： | 0.2 A SWITCHING REGULATOR, PDIP8 |
| 封裝： | DIP-8 |
| 文件頁數： | 1/6頁 |
| 文件大?。?/td> | 60K |
| 代理商： | IP1844A |
LAB
SEME
IP1844A SERIES
IP1845A SERIES
Semelab plc.
Telephone (01455) 556565. Telex: 341927. Fax (01455) 552612.
Prelim. 2/95
TOP VIEW
J Package – 8 Pin Ceramic DIP
N Package – 8 Pin Plastic DIP
D-8 Package – 8 Pin Plastic (150) SOIC
TOP VIEW
1
2
3
4
8
7
6
5
COMP
V
REF
GROUND
OUTPUT
R
T
/C
T
V
CC
I
SENSE
V
FB
D-14 Package – 14 Pin Plastic (150) SOIC
COMP
V
REF
GROUND
OUTPUT
1
2
3
4
POWER
GROUND
5
6
7
14
13
12
11
10
9
8
N/C
R
T
/C
T
I
SENSE
N/C
N/C
N/C
V
CC
V
FB
V
C
CURRENT MODE
REGULATING
PULSE WIDTH
MODULATORS
FEATURES
Guaranteed ±1% reference voltage tolerance
Accurate oscillator discharge current
Guaranteed ±10% frequency tolerance
Low start–up current (<500
m
A)
Under voltage lockout with hysteresis
Output state completely defined for all supply
and input conditions
Interchangeable with IP and UC1844/5 series for
improved operation
500kHz Oscillator operation
250kHz Output operation
+30V
Self limiting
±1A
5
μ
J
–0.3V to +V
CC
10mA
1W
10mW/°C
725mW
7.25mW/°C
2W
16mW/°C
–65 to 150°C
+300°C
ABSOLUTE MAXIMUM RATINGS
(T
case
= 25°C unless otherwise stated)
V
CC
Supply Voltage
(low impedance source)
(I
CC
< 30mA)
I
O
Output Current
Output Energy
Analog Inputs
Error Amp Output Sink Current
Power Dissipation
Derate @ T
amb
> 50°C
Power Dissipation
Derate @ T
amb
> 50°C
Power Dissipation
Derate @ T
case
> 25°C
Storage Temperature Range
Lead Temperature
(capacitive load)
(pins 2 and 3)
P
D
T
amb
= 25°C
J, N Packages
P
D
T
case
= 25°C
D Package
P
D
T
case
= 25°C
J, N Packages
T
STG
T
L
(soldering, 10 seconds)
Part
Number
IP1844A
IP2844A
IP3844A
IP1845A
IP2845A
IP3845A
J–Pack
8 Pin
N–Pack
8 Pin
D–8
8 Pin
D–14
14 Pin
Temp.
Range
-55 to +125°C
-25 to +85°C
0 to +70°C
-55 to +125°C
-25 to +85°C
0 to +70°C
Order Information
Note:
To order, add the package identifier to the
part number.
eg.
IP1844AD–14
IP3845AJ
相關PDF資料 |
PDF描述 |
|---|---|
| IP3844A | CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
| IP3845A | CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
| IP1845A | RESISTOR-METAL FILM |
| IP3845AN | Current Mode Regulating Pulse Width Modulator |
| IP2844A | CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
相關代理商/技術參數 |
參數描述 |
|---|---|
| IP1844AJ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| IP1844J | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| IP1844J/883B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| IP1845 | 制造商:SEME-LAB 制造商全稱:Seme LAB 功能描述:CURRENT MODE REGULATING PULSE WIDTH MODULATORS |
| IP1845A | 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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