參數(shù)資料
型號(hào)： IP2845A
廠商： TT electronics Semelab Limited
英文描述： CURRENT MODE REGULATING PULSE WIDTH MODULATORS
中文描述： 電流模式脈寬調(diào)制器調(diào)控
文件頁(yè)數(shù)： 1/6頁(yè)
文件大?。?/td> 60K
代理商： IP2845A
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(guān)PDF資料
PDF描述
IP1844 CURRENT MODE REGULATING PULSE WIDTH MODULATORS
IP3844 CURRENT MODE REGULATING PULSE WIDTH MODULATORS
IP3845 CURRENT MODE REGULATING PULSE WIDTH MODULATORS
IP1845 RES,TF,634,1.0%,100P
IP2844 CURRENT MODE REGULATING PULSE WIDTH MODULATORS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IP2845AD 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
IP2845AD14 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
IP2845AD-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
IP2845AD-8 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller
IP2845AJ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller
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