參數資料
型號: MAX8729EEI
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號調理
英文描述: Constant-Frequency, Half-Bridge CCFL Inverter Controller
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO28
封裝: 0.150 INCH, 0.025 INCH PITCH, MO-137AF, QSOP-28
文件頁數: 7/26頁
文件大?。?/td> 395K
代理商: MAX8729EEI
M
Constant-Frequency, Half-Bridge CCFL Inverter
Controller
_______________________________________________________________________________________
7
Typical Operating Characteristics
(Circuit of Figure 1. V
IN
= 12V, V
CC
= V
DD,
T
A
= +25°C, unless otherwise noted.)
NORMAL OPERATION
MAX8729 toc01
A
A: LX, 10V/div
B: IFB, 2V/div
C: VFB, 2V/div
C
B
4ms/div
MINIMUM BRIGHTNESS STARTUP WAVEFORM
MAX8729 toc02
A
A: COMP, 1V/div
B: IFB, 2V/div
C: VFB, 2V/div
C
B
1ms/div
MINIMUM BRIGHTNESS DPWM OPERATION
MAX8729 toc03
B
A: IFB, 2V/div
B: VFB, 1V/div
C: COMP, 1V/div
C
A
2ms/div
50% BRIGHTNESS DPWM OPERATION
C
A: IFB, 2V/div
B: VFB, 1V/div
C: COMP, 1V/div
B
A
2ms/div
DPWM SOFT-START
MAX8729 toc05
B
A: IFB, 2V/div
B: VFB, 1V/div
C: COMP, 1V/div
SECONDARY SHORT-CIRCUIT
PROTECTION AND TIMEOUT
C
A
100ms/div
DPWM SOFT-STOP
MAX8729 toc06
B
A: IFB, 2V/div
B: VFB, 1V/div
C: COMP, 1V/div
C
A
100ms/div
LAMP-OUT VOLTAGE
LIMITING AND TIMEOUT
MAX8729 toc07
A
A: COMP, 2V/div
B: VFB, 2V/div
C: TFLT, 5V/div
B
C
400ms/div
1.17s
MAX8729 toc08
C
A: ISEC, 1V/div
B: COMP, 2V/div
C: TFLT, 5V/div
A
10ms/div
25.4ms
SWITCHING FREQUENCY vs. R
HF
R
HF
(k
Ω
)
S
M
75
85
95
105
115
125
135
40
45
50
55
60
65
70
75
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相關代理商/技術參數
參數描述
MAX8729EEI+ 功能描述:顯示驅動器和控制器 Const-f Half-Bridge CCFL Inverter Ctlr RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel
MAX8729EEI+T 功能描述:顯示驅動器和控制器 Const-f Half-Bridge CCFL Inverter Ctlr RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel
MAX8729EEI-T 功能描述:顯示驅動器和控制器 RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel
MAX8729EVKIT 功能描述:電源管理IC開發(fā)工具 MAX8729 Eval Kit RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
MAX872C/D 功能描述:基準電壓& 基準電流 RoHS:否 制造商:STMicroelectronics 產品:Voltage References 拓撲結構:Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(典型值):100 PPM / C 串聯 VREF - 輸入電壓(最大值): 串聯 VREF - 輸入電壓(最小值): 分流電流(最大值):60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel