參數(shù)資料
型號(hào): LT1508CS
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 1.5 A POWER FACTOR CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO20
封裝: PLASTIC, SO-20
文件頁數(shù): 12/16頁
文件大?。?/td> 232K
代理商: LT1508CS
5
LT1508
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Reference Voltage
vs Temperature
Supply Current vs Supply Voltage
GTDR Rise and Fall Time
Start-Up Supply Current
vs Supply Voltage
MOUT Pin Characteristics
Frequency vs RSET and CSET
GTDR1 Maximum Duty Cycle
vs RSET and CSET
Multiplier Current
JUNCTION TEMPERATURE (
°C)
–75
REFERENCE
VOLTAGE
(V)
75
7.536
7.524
7.512
7.500
7.488
7.476
7.464
7.452
7.440
7.428
1508 G04
–50
150
–25
0
25
50
100 125
IAC (A)
0
I M
(
A)
300
150
0
1508 G05
250
500
VAOUT = 7V
VAOUT = 6.5V
VAOUT = 6V
VAOUT = 5.5V
VAOUT = 5V
VAOUT = 4.5V
VAOUT = 4V
VAOUT = 3.5V
VAOUT = 3V
VAOUT = 2.5V
SUPPLY VOLTAGE (V)
10
SUPPLY
CURRENT
(mA)
16
15
14
13
12
11
10
9
8
7
6
5
1508 G06
21
32
TJ = 25°C
TJ = 125°C
TJ = –55°C
LOAD CAPACITANCE (nF)
0
TIME
(ns)
400
300
200
100
0
10
20
30
40
1508 G07
50
RISE TIME
NOTE: GTDR SLEWS
BETWEEN 1V AND 16V
FALL TIME
SUPPLY VOLTAGE (V)
0
SUPPLY
CURRENT
(
A)
550
500
450
400
350
300
250
200
150
100
50
0
1508 G08
20
125
°C
–55
°C
25
°C
4
812
16
26
10
14
18
CSET CAPACITANCE (pF)
200
FREQUENCY
(kHz)
500
450
400
350
300
250
200
150
100
50
0
1508 G09
1400
2200
600
1000
1800
RSET = 10k
RSET = 15k
RSET = 20k
RSET = 30k
CSET CAPACITANCE (pF)
200
MAXIMUM
DUTY
CYCLE
1.00
0.99
0.98
0.97
0.96
0.95
0.94
0.93
0.92
0.91
0.90
1508 G10
1400
2200
600
1000
1800
RSET = 10k
RSET = 15k
RSET = 20k
RSET = 30k
MOUT VOLTAGE (V)
M
OUT
CURRENT
(mA)
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
–4.0
1508 G11
2.4
1.2
0
–1.2
–2.4
TJ = 125°C
TJ = 25°C
TJ = –55°C
相關(guān)PDF資料
PDF描述
LT1508IS 1.5 A POWER FACTOR CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO20
LT1620CMS8#TR SPECIALTY ANALOG CIRCUIT, PDSO8
LT1621IGN#TR SPECIALTY ANALOG CIRCUIT, PDSO16
LT1620CS8#TR SPECIALTY ANALOG CIRCUIT, PDSO8
LT1620IGN#TR SPECIALTY ANALOG CIRCUIT, PDSO16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1508CSW 功能描述:IC PWM/POWER FACTOR CNTRLR20SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - PFC(功率因數(shù)修正) 系列:- 產(chǎn)品培訓(xùn)模塊:GreenChip Synchronous Rectification Control Family of ICs 標(biāo)準(zhǔn)包裝:1 系列:- 模式:間歇導(dǎo)電(DCM) 頻率 - 開關(guān):- 電流 - 啟動(dòng):- 電源電壓:8.6 V ~ 38 V 工作溫度:-20°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:14-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:14-SO 包裝:Digi-Reel® 其它名稱:568-5348-6
LT1508I 制造商:LINER 制造商全稱:Linear Technology 功能描述:Power Factor and PWM Controller(Voltage Mode)
LT1508IN 制造商:LINER 制造商全稱:Linear Technology 功能描述:Power Factor and PWM Controller(Voltage Mode)
LT1508ISW 功能描述:IC PWM/POWER FACTOR CNTRLR20SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - PFC(功率因數(shù)修正) 系列:- 產(chǎn)品培訓(xùn)模塊:GreenChip Synchronous Rectification Control Family of ICs 標(biāo)準(zhǔn)包裝:1 系列:- 模式:間歇導(dǎo)電(DCM) 頻率 - 開關(guān):- 電流 - 啟動(dòng):- 電源電壓:8.6 V ~ 38 V 工作溫度:-20°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:14-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:14-SO 包裝:Digi-Reel® 其它名稱:568-5348-6
LT1509 制造商:LINER 制造商全稱:Linear Technology 功能描述:Power Factor and PWM Controller