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參數資料
| 型號： | SG1844L |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | CURRENT MODE PWM CONTROLLER |
| 中文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20 |
| 封裝： | HERMETIC SEALED, CERAMIC, LCC-20 |
| 文件頁數： | 6/12頁 |
| 文件大?。?/td> | 216K |
| 代理商： | SG1844L |
C
U R R E N T
-M
O D E
PWM C
O N T R O L L E R
SG1844/SG1845 Series
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
Copyright 2000
Rev. 1.4 4/00
6
P
R O D U C T I O N
D
A T A
S
H E E T
GRAPH / CURVE INDEX
Characteristic Curves
FIGURE #
1.
2.
3.
4.
5.
6.
7.
8.
9.
DROPOUT VOLTAGE vs. TEMPERATURE
OSCILLATOR TEMPERATURE STABILITY
CURRENT SENSE TO OUTPUT DELAY vs. TEMPERATURE
START-UP CURRENT vs. TEMPERATURE
REFERENCE VOLTAGE vs. TEMPERATURE
START-UP VOLTAGE THRESHOLD vs. TEMPERATURE
START-UP VOLTAGE THRESHOLD vs. TEMPERATURE
OSCILLATOR DISCHARGE CURRENT vs. TEMPERATURE
OUTPUT SATURATION VOLTAGE vs. OUTPUT CURRENT AND
TEMPERATURE (SINK TRANSISTOR)
10.
CURRENT SENSE THRESHOLD vs. ERROR AMPLIFIER OUTPUT
11.
OUTPUT SATURATION VOLTAGE vs. OUTPUT CURRENT AND
TEMPERATURE (SOURCE TRANSISTOR)
FIGURE INDEX
Application Information
FIGURE #
12.
OSCILLATOR TIMING CIRCUIT
13.
OSCILLATOR FREQUENCY vs. R
T
FOR VARIOUS C
T
Typical Applications Section
FIGURE #
14.
CURRENT SENSE SPIKE SUPPRESSION
15.
MOSFET PARASITIC OSCILLATIONS
16.
BIPOLAR TRANSISTOR DRIVE
17.
ISOLATED MOSFET DRIVE
18.
ADJUSTABLE BUFFERED REDUCTION OF CLAMP LEVEL WITH
SOFTSTART
19.
EXTERNAL DUTY CYCLE CLAMP AND MULTI-UNIT
SYNCHRONIZATION
20.
OSCILLATOR CONNECTION
21.
ERROR AMPLIFIER CONNECTION
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相關代理商/技術參數 |
參數描述 |
|---|---|
| SG1844L/883B | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
| SG1844L/DESC | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODE PWM CONTROLLER |
| SG1844L-883B | 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWMS - Bulk |
| SG1844L-DESC | 制造商:Microsemi Corporation 功能描述:CURRENT MODE PWM CNTRLR 200MA 8CDIP - Rail/Tube |
| SG1844Y | 功能描述:IC PWM CURRENT MODE 8-DIP RoHS:否 類別:集成電路 (IC) >> PMIC - AC-DC 轉換器，離線開關 系列:- 標準包裝:3,000 系列:- 輸出隔離:隔離 頻率范圍:61kHz ~ 71kHz 輸入電壓:9.4 V ~ 28 V 輸出電壓:12V 功率（瓦特）:- 工作溫度:-40°C ~ 125°C 封裝/外殼:SC-74，SOT-457 供應商設備封裝:6-TSOP 包裝:帶卷 (TR) |
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