参数资料
型号: SC4509SKTRT
厂商: Semtech
文件页数: 10/15页
文件大小: 0K
描述: IC LED DRVR WT/OLED BCKLT SOT236
标准包装: 1
拓扑: PWM,升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 背光
类型 - 次要: OLED,白色 LED
频率: 1MHz ~ 1.4MHz
电源电压: 2.7 V ~ 10 V
输出电压: 20V
安装类型: 表面贴装
封装/外壳: SOT-23-6
供应商设备封装: SOT-23-6
包装: 标准包装
工作温度: -40°C ~ 85°C
产品目录页面: 1359 (CN2011-ZH PDF)
其它名称: SC4509SKDKR
SC4509
POWER MANAGEMENT
Typical Characteristics (Cont.)
EN/SS Input Current vs. EN/SS Voltage vs. Temperature,
V IN = 3.6V; V OUT = 16V
55.0
50.0
45.0
16.0
14.0
PRELIMINARY
Output Voltage vs. EN/SS Voltage vs. Temperature,
V IN = 3.6V; V OUT = 16V
40.0
40°C
25°C
35.0
30.0
25.0
40°C
25°C
12.0
10.0
85°C
8.0
20.0
15.0
10.0
85°C
6.0
4.0
5.0
0.0
2.0
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
3.2
3.6
4.0
22
20
18
16
VEN/SS (Volts)
LED Current vs. PWM Dimming Duty Cycle
V IN = 3.6V; V OUT = 16V; FPWM = 10kHz
22
20
18
16
14
VEN/SS (Volts)
LED Current vs. PWM Dimming Duty Cycle
V IN = 3.6V; V OUT = 16V; FPWM = 1kHz
12
14
10
12
10
8
8
6
4
2
6
15
25
35
45
55
65
75
85
95
0
0
10
20
30
40
50
60
70
80
90
100
DTY (%)
Switch Current Limit vs. Complementary
DTY (%)
Switch Current Limit vs. Temperature vs.
800
700
Duty Cycle (1-D) vs. Temperature
-40°C
700
650
Complementary Duty Cycle (1-D)
10%
20%
600
600
550
500
0°C
500
450
400
400
60%
300
25°C
350
90%
85°C
300
40%
200
250
100
200
0
10
20
30
40
50
60
70
80
90
100
-40
-20
0
20
40
60
80
100
(1-D) (%)
Temperature (Deg. C)
? 2007 Semtech Corp.
10
www.semtech.com
相关PDF资料
PDF描述
SC4538ULTRT IC LED DRIVR WHITE BCKLGT MLPD-8
SC4539ULTRT IC LED DRIVR CONST CURRENT 8MLPD
SC4540ULTRT IC LED DRIVR CONST CURRENT 8MLPD
SC4541SKTRT IC LED DRVR BACKLIGHT SOT23-6
SC5010ULTRT IC LED DRVR BACKLIGHT I2C 28QFN
相关代理商/技术参数
参数描述
SC4509WLTRT 功能描述:IC LED DRVR WT/OLED BCKLT MLPD-8 RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极,PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND
SC450ITS 制造商:Semtech Corporation 功能描述:
SC450ITS.TRT 制造商:SEMTECH 功能描述:I.C.
SC450ITS.TRTCUT 制造商:Semtech Corporation 功能描述:
SC450ITSTRT 制造商:Semtech Corporation 功能描述:DC DC Cntrlr Single-OUT PWM DC to DC Controller 3V to 30V Input 38-Pin TSSOP T/R