參數(shù)資料
型號(hào): UC1844ALQMLV
廠商: Texas Instruments, Inc.
英文描述: Current Mode PWM Controller
中文描述: 電流模式PWM控制器
文件頁(yè)數(shù): 2/11頁(yè)
文件大小: 661K
代理商: UC1844ALQMLV
2
UC1842A/3A/4A/5A
UC2842A/3A/4A/5A
UC3842A/3A/4A/5A
DIL-8, SOIC-8 (TOP VIEW)
J or N, D8 Package
CONNECTION DIAGRAMS
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage (Low Impedance Source) . . . . . . . . . . . . . . 30V
Supply Voltage (I
CC
mA) . . . . . . . . . . . . . . . . . . . . Self Limiting
Output Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
±
1A
Output Energy (Capacitive Load). . . . . . . . . . . . . . . . . . . . . 5
μ
J
Analog Inputs (Pins 2, 3). . . . . . . . . . . . . . . . . . . -0.3V to +6.3V
Error Amp Output Sink Current . . . . . . . . . . . . . . . . . . . . 10mA
Power Dissipation at T
A
25°C (DIL-8) . . . . . . . . . . . . . . . . 1W
Storage Temperature Range. . . . . . . . . . . . . . -65°C to +150°C
Lead Temperature (Soldering, 10 Seconds) . . . . . . . . . . 300°C
Note 1. All voltages are with respect to Ground, Pin 5. Currents
are positive into, negative out of the specified terminal. Consult
Packaging Section of Databook for thermal limitations and con-
siderations of packages. Pin numbers refer to DIL package only.
PLCC-20, LCC-20
(TOP VIEW)
Q, L Packages
SOIC-14 (TOP VIEW)
D Package
PACKAGE PIN FUNCTION
FUNCTION
N/C
Comp
N/C
V
FB
N/C
I
SENSE
N/C
R
T
/C
T
N/C
Pwr Gnd
Gnd
N/C
Output
N/C
V
C
V
CC
N/C
V
REF
PIN
1
2
3-4
5
6
7
8-9
10
11
12
13
14
15
16
17
18
19
20
N/C
VREF
VCC
OUTPUT
VCC
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
N/C
N/C
N/C
RT/CT
N/C
COMP
VFB
ISENSE
PWRGND
N/C
10
9
SOIC-WIDE16 (TOP VIEW)
DW Package
相關(guān)PDF資料
PDF描述
UC5842A Current Mode PWM Controller
UC4844A Current Mode PWM Controller
UC4845A Current Mode PWM Controller
UC5843A Current Mode PWM Controller
UC5845A Current Mode PWM Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UC1844AMDREP 功能描述:電流型 PWM 控制器 Mil Enh Current-Mode PWM Cntrlr RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)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
UC1844AY 制造商:Microsemi Corporation 功能描述:UC1844AY - Bulk
UC1844D 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller
UC1844D8 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller
UC1844D8TR 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller