參數(shù)資料
型號: UC2844P
英文描述: Current-Mode SMPS Controller
中文描述: 電流模式開關(guān)電源控制器
文件頁數(shù): 2/8頁
文件大小: 576K
代理商: UC2844P
2
UC1842/3/4/5
UC2842/3/4/5
UC3842/3/4/5
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage (Low Impedance Source) . . . . . . . . . . . . . . 30V
Supply Voltage (I
CC
< 30mA) . . . . . . . . . . . . . . . . . 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°Χ (
DIL
8) . . . . . . . . . . . . . . . . . . 1
Power Dissipation at T
A
25°C (SOIC-14) . . . . . . . . . . 725mW
Storage Temperature Range. . . . . . . . . . . . . . -65°C to +150°C
Lead Temperature (Soldering, 10 Seconds) . . . . . . . . . . 300°C
Note 1:
All voltages are with respect to Pin 5.
All currents are positive into the specified terminal.
Consult Packaging Section of Databook for thermal
limitations and considerations of packages.
CONNECTION DIAGRAMS
DIL-8, SOIC-8 (TOP VIEW)
N or J Package, D8 Package
PLCC-20 (TOP VIEW)
Q Package
SOIC-14, CFP-14. (TOP VIEW)
D or W Package
PACKAGE PIN FUNCTION
FUNCTION
N/C
COMP
N/C
N/C
V
FB
N/C
I
SENSE
N/C
N/C
R
T
/C
T
N/C
PWR GND
GROUND
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
Package
TA
25°C
Power Rating
700 mW
Derating Factor
Above TA
25°C
5.5 mW/°C
TA
70°C
Power Rating
452 mW
TA
85°C
Power Rating
370 mW
TA
125°C
Power Rating
150 mW
W
DISSIPATION RATING TABLE
相關(guān)PDF資料
PDF描述
UC2845AQ Automotive Catalog Current-Mode PWM Controller
UC3845DR Octal D-type flip flop non-inverting (3-state) with 5V tolerant inputs and outputs
UC3845DR2 Current-Mode SMPS Controller
UC3841DW Rad hard octal bus transceiver with 3 state outputs (non inverted)
UC3841DWTR 5.0 AMP POSITIVE VOLTAGE REGULATOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UC2844Q 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller
UC2844QTR 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller
UC2844W 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller
UC2845 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:HIGH PERFORMANCE CURRENT MODE PWM CONTROLLERS
UC2845A 制造商:TI 制造商全稱:Texas Instruments 功能描述:Current Mode PWM Controller