MAX5094DAUA-T Maxim Integrated Products, MAX5094DAUA-T Datasheet - Page 7
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MAX5094DAUA-T
Manufacturer Part Number
MAX5094DAUA-T
Description
Current Mode PWM Controllers Single-Ended
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX5094AAUA.pdf
(22 pages)
(V
High-Performance, Single-Ended, Current-Mode
CC
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
4.90
550
540
530
520
510
500
490
480
470
460
450
100
90
80
70
60
50
40
30
20
10
0
= 15V, T
-40
-40
MAXIMUM DUTY CYCLE vs. FREQUENCY
0
R
C
C
-25
MAX5094A/MAX5094C/MAX5095A
-25
T
T
T
500
OSCILLATOR FREQUENCY (f
= 3.65k
= 560pF
= 1000pF
-10 5 20
-10 5
OSCILLATOR FREQUENCY (kHz)
A
1000 1500
REFERENCE VOLTAGE
= +25°C, unless otherwise noted.)
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE ( C)
TEMPERATURE ( C)
C
T
20 35 50 65 80 95 110 125
= 560pF
_______________________________________________________________________________________
35 50
2000 2500 3000 3500 4000
C
C
T
T
I
65
I
REF
= 100pF
REF
= 220pF
= 20mA
80
= 1mA
95
OSC
110
)
125
5.05
5.00
4.95
4.90
4.85
4.80
4.75
4.70
4.65
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
8.04
8.02
8.00
7.98
7.96
7.94
7.92
7.90
7.88
Typical Operating Characteristics (continued)
-40
-40
OSCILLATOR R
0
CURRENT-SENSE TRIP THRESHOLD
V
MAX5094A/MAX5094B
V
-25
-25
FB
RT/CT
vs. REFERENCE LOAD CURRENT
10
= 0V
-10 5 20
-10 5 20
= 2V
REFERENCE VOLTAGE
vs. TEMPERATURE
vs. TEMPERATURE
20
TEMPERATURE ( C)
TEMPERATURE ( C)
T
/C
30
I
REF
T
35 50
35 50
DISCHARGE CURRENT
(mA)
40
65
65
50
80
80
95
95
60
110
110
125
125
70
PWM Controllers
0.40
0.38
0.36
0.34
0.32
0.30
0.28
0.26
0.24
0.22
0.20
5.000
4.998
4.996
4.994
4.992
4.990
4.988
4.986
4.984
4.982
4.980
100
90
80
70
60
50
40
30
20
10
0
-40
-40
10
MAX5094B/MAX5094D/MAX5095B/MAX5095C
MAX5094A/MAX5094C/MAX5095A
CURRENT-SENSE TRIP THRESHOLD
MAX5094C/D: V
MAX5095_: V
R
C
-25
-25
T
T
I
REF
= 5k
= 560pF
12
-10 5 20
-10 5 20
= 1mA
MAXIMUM DUTY CYCLE
REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
14
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE ( C)
TEMPERATURE ( C)
COMP
FB
16
= 0V
35 50
35 50
= 5V
V
CC
18
(V)
65
65
20
80
80
22
95
95
110
110
24
125
125
26
7