Rainbow Electronics MAX14514 - Manual (Page 6)

MAX14514
Dual Electroluminescent Lamp Driver
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V DD = +3.6V, T A = +25°C, unless otherwise noted.)
PEAK-TO-PEAK OUTPUT VOLTAGE
vs. TEMPERATURE
MAX14514 toc07
TEMPERATURE ( °C)
PEAK-TO-PEAK OUTPUT VOLTAGE (V)
35 60 -15 10
50
100
150
200
250
0
-40 85
PEAK-TO-PEAK OUTPUT VOLTAGE
vs. DIM VOLTAGE
MAX14514 toc08
DIM VOLTAGE (V)
PEAK-TO-PEAK OUTPUT VOLTAGE (V)
1.35
100
200
50
150
250
0
0.35 0.85
V
DD
= 2.7V
V DD = 4.6V
V DD = 5.5V
DIM1 = DIM2
V DD = 3.6V
PEAK-TO-PEAK OUTPUT VOLTAGE
vs. DIM DUTY CYCLE
MAX14514 toc09
DUTY CYCLE (%)
PEAK-TO-PEAK OUTPUT VOLTAGE (V)
60 40
100
200
50
150
250
0
20 80
f DIM = 1MHz
DIM1 = DIM2
V
DD = 5.5V
f DIM = 200kHz
RMS OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
MAX14514 toc10
SUPPLY VOLTAGE (V)
RMS OUTPUT VOLTAGE (V)
3.4 4.1 4.8
10
30
50
70
20
40
60
80
90
0
2.7 5.5
AVERAGE OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
MAX14514 toc11
SUPPLY VOLTAGE (V)
AVERAGE OUTPUT VOLTAGE (mV)
3.4 4.1 4.8
100
300
500
200
400
600
700
0
2.7 5.5
AVERAGE OUTPUT VOLTAGE
vs. TEMPERATURE
MAX14514 toc12
TEMPERATURE ( °C)
AVERAGE OUTPUT VOLTAGE (mV)
35 60 -15 10
100
300
500
200
400
600
700
0
-40 85
EL SWITCHING FREQUENCY vs. C
EL
MAX14514 toc13
C EL (nF)
EL SWITCHING FREQUENCY (Hz)
1 1.5 2
100
300
500
200
400
600
0
0.5 2.5
EL SWITCHING FREQUENCY
vs. SUPPLY VOLTAGE
MAX14514 toc14
SUPPLY VOLTAGE (V)
EL SWITCHING FREQUENCY (Hz)
3.4 4.1 4.8
226
228
230
227
229
231
233
232
234
235
225
2.7 5.5
EL SWITCHING FREQUENCY
vs. TEMPERATURE
MAX14514 toc15
TEMPERATURE ( °C)
EL SWITCHING FREQUENCY (Hz)
35 -15 60 10
190
210
230
200
220
240
260
250
270
180
-40 85