参数资料
| 型号： | MAX14514ETD+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 5/14页 |
| 文件大小： | 0K |
| 描述： | IC CONV DC-AC EL LAMP 14TDFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | EL 灯驱动器 |
| 频率： | 210 ~ 290 Hz |
| 电流 - 电源： | 700µA |
| 电源电压： | 2.7 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 14-WFDFN 裸露焊盘 |
| 供应商设备封装： | 14-TDFN-EP（3x3） |
| 包装： | 带卷 (TR) |
Dual Electroluminescent Lamp Driver
ELECTRICAL CHARACTERISTICS (continued)
(V DD = +2.7V to +5.5V, C LAMP_TOTAL = 10nF, C CS = 3.3nF, L X = 220μH (I SAT = 170mA, R S = 5.5 Ω ), T A = -40°C to +85°C, unless
otherwise noted. Typical values are at V DD = +3.0V, T A = +25°C.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
CONTROL INPUT (EN)
Input Logic-High Voltage
Input Logic-Low Voltage
V IH_EN
V IL_EN
1.4
0.3
V
V
THERMAL SHUTDOWN
Thermal Shutdown
Thermal Shutdown Hysteresis
158
8
°C
°C
Note 2: All devices are 100% production tested at T A = +25°C. All temperature limits are guaranteed by design.
Typical Operating Characteristics
(V DD = +3.6V, T A = +25°C, unless otherwise noted.)
TOTAL INPUT CURRENT
vs. SUPPLY VOLTAGE
TOTAL INPUT CURRENT
vs. TEMPERATURE
INPUT CURRENT AND PEAK-TO-PEAK OUTPUT
VOLTAGE vs. BOOST CONVERTER FREQUENCY
25
25
80
MAX14514 toc03
300
PEAK-TO-PEAK OUTPUT
90% DUTY CYCLE
20
15
10
5
0
20
15
10
5
0
60
40
20
0
225
150
75
0
2.7
3.4
4.1
4.8
5.5
-40
-15
10
35
60
85
40
80
120
160
200
0.4
0.35
0.3
SUPPLY VOLTAGE (V)
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
DIM1 = DIM2 = EN = 0V
100
10
TEMPERATURE ( ° C)
SHUTDOWN CURRENT
vs. TEMPERATURE
DIM1 = DIM2 = EN = 0V
250
200
BOOST CONVERTER FREQUENCY (kHz)
PEAK-TO-PEAK OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
DIM = 1V
0.25
1
150
DIM_ = 0.7V
0.2
0.15
0.1
0.1
0.01
100
50
DIM_ = 0.4V
DIM = 0.5V
0.05
0
0.001
0
2.7
3.4
4.1
4.8
5.5
-40
-15
10
35
60
85
2.7
3.4
4.1
4.8
5.5
SUPPLY VOLTAGE (V)
TEMPERATURE ( ° C)
SUPPLY VOLTAGE (V)
_______________________________________________________________________________________
5
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