- 您现在的位置：买卖IC网 > PDF目录16548 > MAX1578ETG+ (Maxim Integrated Products)IC PS BIAS/WHITE LED TFT 24-TQFN PDF资料下载
参数资料
| 型号： | MAX1578ETG+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/13页 |
| 文件大小： | 0K |
| 描述： | IC PS BIAS/WHITE LED TFT 24-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 应用： | LCD 显示器 |
| 电流 - 电源： | 3mA |
| 电源电压： | 2.7 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘 |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
| 包装： | 管件 |
Complete Bias and White LED Power Supplies
for Small TFT Displays
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 3, V IN = 3V, CTRL = ONBIAS = IN, T A = -40 ° C to +85 ° C, typical values are at T A = +25 ° C, unless otherwise noted. Note 1)
PARAMETER
NEG Output Voltage
NEG Discharge Switch Resistance
I LOAD = 0 to -100μA
V ONBIAS = 0V
CONDITIONS
MIN
-10.2
TYP
-9.8
1.5
MAX
-9.3
3
UNITS
V
k Ω
LOGIC INPUT (ONBIAS)
Logic Input Low Voltage
Logic Input High Voltage
1.6
0.72
V
V
Input Current
T A = +25°C
T A = +85°C
0.01
1
1
μA
LED BACKLIGHTING
Efficiency
LOAD = 6 LEDs in series at 20mA
84
%
OUT Voltage Range
(Note 2)
(V IN -
V D1 )
32
V
Overvoltage-Lockout (OVLO)
Threshold
OUT Input Bias Current
V OUT rising, 2V hysteresis
V OUT = 32V, V CTRL > 0.24V
V OUT = V IN , V CTRL = 0
T A = +25°C
T A = +85°C
32
10
34
20
0.01
0.1
36
32
1
V
μA
ERROR AMPLIFIER
CTRL to CS Regulation
CS Input Bias Current
V CTRL = 1.5V, V IN = 2.7V to
5.5V
V CS = V CTRL / 5
T A = +25°C
T A = -40°C to +85°C
T A = +25°C
T A = +85°C
0.295
0.292
0.300
0.300
0.01
0.03
0.305
0.308
1
V
μA
MAX1578
250
500
780
CTRL Input Resistance
CTRL Dual Mode ? Threshold
CTRL Shutdown Delay
CS to COMP Transconductance
V CTRL < 1.0V
5mV hysteresis
(Note 3)
V COMP = 1.0V
MAX1579
T A = +25°C
T A = +85°C
250
100
6.5
32
500
185
170
8.2
60
780
240
10.5
90
k Ω
mV
ms
μS
CS Regulation Derating Function
Start Temperature
CS Regulation Derating Function
Slope
V CTRL = 3V, MAX1579 only
V CTRL = 3V, T A = +65°C, MAX1579 only
+42
-6
°C
mV/°C
CS Maximum Brightness Clamp
Voltage
CS Maximum Brightness Voltage
at CTRL
MAX1578, V CTRL = 3V
MAX1579, V CTRL = 3V, T A = +25°C
MAX1578
MAX1579
310
322
327
340
1.635
1.70
345
358
mV
V
OSCILLATOR
Operating Frequency
Minimum Duty Cycle
Maximum Duty Cycle
f BOOST
PWM mode
Pulse skipping
CTRL = IN, CS = GND
0.8
92
1.0
12
0
95
1.2
MHz
%
%
Dual Mode is a trademark of Maxim Integrated Products, Inc.
_______________________________________________________________________________________
3
相关PDF资料 |
PDF描述 |
|---|---|
| MAX769EEI+T | IC PAGER SYSTEM 28-QSOP |
| GCA22DTKI-S288 | CONN EDGECARD 44POS .125 EXTEND |
| HSC05DRTF-S13 | CONN EDGECARD 10POS .100 EXTEND |
| GSA10DRSI-S288 | CONN EDGECARD 20POS .125 EXTEND |
| GMA10DRSI-S288 | CONN EDGECARD 20POS .125 EXTEND |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1578ETG+ | 功能描述:LED照明驱动器 Cmplete Bias & White LED Power Supply RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| MAX1578ETG+T | 功能描述:LED照明驱动器 Cmplete Bias & White LED Power Supply RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| MAX1578ETG-T | 功能描述:LED照明驱动器 Cmplete Bias & White LED Power Supply RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| MAX1579ETG | 功能描述:LED照明驱动器 RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| MAX1579ETG+ | 功能描述:LED照明驱动器 Cmplete Bias & White LED Power Supply RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
发布紧急采购，3分钟左右您将得到回复。