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参数资料
| 型号： | MAX1577YETA+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/11页 |
| 文件大小： | 0K |
| 描述： | IC LED DRIVR BCKLGT FLASH 8-TDFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 拓扑： | 线性（LDO），PWM，切换式电容器（充电泵） |
| 输出数： | 1 |
| 内部驱动器： | 是 |
| 类型 - 主要： | 背光，闪灯/白光 |
| 类型 - 次要： | RGB，白色 LED |
| 频率： | 800kHz ~ 1.25MHz |
| 电源电压： | 2.7 V ~ 5.5 V |
| 输出电压： | 3.4V，4.6V，5.1V |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-WDFN 裸露焊盘 |
| 供应商设备封装： | 8-TDFN-EP（3x3） |
| 包装： | 带卷 (TR) |
| 工作温度： | -40°C ~ 85°C |
1.2A White LED Regulating Charge Pump for
Camera Flashes and Movie Lights
ELECTRICAL CHARACTERISTICS (continued)
(V IN = 3.6V, circuit of Figure 2, EN1 = EN2 = IN, R CS = 60 ? , C IN = 4.7μF, C1 = 2.2μF, C OUT = 10μF, T A = -40°C to +85°C, unless
otherwise noted. Typical values are at T A = +25°C.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
EN_ Logic-High Voltage
EN_ Logic-Low Voltage
V IN = 4.2V to 5.5V
V IN = 2.7V to 4.2V
V IN = 2.7V to 5.5V
1.6
1.4
0.4
V
V
Logic Input Current
Thermal-Shutdown Threshold
V EN _ = 0V or 5.5V
T J rising
T A = +25°C
T A = +85°C
0.02
0.02
+160
1
μA
° C
Thermal-Shutdown Hysteresis
20
° C
Note 1: Limits are 100% production tested at T A = +25 ° C. Limits over the operating temperature range are guaranteed by design.
Typical Operating Characteristics
(V IN = 3.6V, circuit of Figure 2, R CS = 0.27 ? , Luxeon LXCL-PWF1 LED, T A = +25 ° C, unless otherwise noted.)
LED CURRENT vs. SUPPLY VOLTAGE
EFFICIENCY vs. SUPPLY VOLTAGE
BATTERY CURRENT vs. SUPPLY VOLTAGE
1200
1000
800
1100mA AT 3.78V F
100
90
80
70
R CS = 0.27?
2500
2000
R CS = 0.27?
1100mA AT 3.78V F
60
1500
600
400
200
370mA AT 3.33V F
50
40
30
20
220mA AT 3.15V F
370mA AT 3.33V F
1100mA AT 3.78V F
1000
500
370mA AT 3.33V F
220mA AT 3.15V F
R CS = 0.27 ?
220mA AT 3.15V F
10
0
0
0
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
SUPPLY VOLTAGE (V)
LED CURRENT vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
EFFICIENCY vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
BATTERY CURRENT vs. SUPPLY VOLTAGE
900
800
700
100
90
80
770mA AT 3.66V F
1800
1600
1400
R CS = 0.39?
600
500
400
770mA AT 3.66V F
250mA AT 3.21V F
70
60
50
40
1200
1000
800
770mA AT 3.66V F
250mA AT 3.21V F
300
200
30
20
150mA AT 3.06V F
250mA AT 3.21V F
600
400
150mA AT 3.06V F
100
0
R CS = 0.39 ?
150mA AT 3.06V F
10
0
R CS = 0.39?
200
0
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
_______________________________________________________________________________________
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1577ZETA | 制造商:Maxim Integrated Products 功能描述:1.1A WHITE LED REGULATING CHARGE PUMP FOR CAM - Bulk |
| MAX1577ZETA+ | 制造商:Maxim Integrated Products 功能描述:CHG PUMP STPUP/STPDN 5.1V 1200MA 8TDFN EP - Rail/Tube |
| MAX1577ZETA+T | 功能描述:LED照明驱动器 1.2A White LED Charge Pump 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 |
| MAX1577ZETA-T | 功能描述:电荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube |
| MAX1577ZEVKIT | 功能描述:电荷泵 Evaluation Kit for the MAX1577Y MAX1577Z RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube |
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