Datasheet
MAX5094A/B/C/D/MAX5095A/B/C
High-Performance, Single-Ended, Current-Mode
PWM Controllers
_______________________________________________________________________________________ 7
Typical Operating Characteristics (continued)
(V
CC
= 15V, T
A
= +25°C, unless otherwise noted.)
4.90
4.94
4.92
5.00
4.98
4.96
5.02
5.04
5.06
5.08
REFERENCE VOLTAGE
vs. TEMPERATURE
MAX5094/95 toc04
V
REF
(V)
-40 -10 5 20-25 35 50 9580 11065 125
TEMPERATURE (°C)
I
REF
= 1mA
I
REF
= 20mA
4.65
4.75
4.70
4.85
4.80
5.00
4.95
4.90
5.05
02010 30 40 50 60 70
REFERENCE VOLTAGE
vs. REFERENCE LOAD CURRENT
MAX5094/95 toc05
I
REF
(mA)
V
REF
(V)
4.980
4.984
4.982
4.988
4.986
4.992
4.990
4.994
4.998
4.996
5.000
10 14 1612 18 20 22 24 26
REFERENCE VOLTAGE
vs. SUPPLY VOLTAGE
MAX5094/95 toc06
V
CC
(V)
V
REF
(V)
I
REF
= 1mA
450
470
460
500
490
480
510
520
540
530
550
-40 -10 5-25 203550658095110125
OSCILLATOR FREQUENCY (f
OSC
)
vs. TEMPERATURE
MAX5094/95 toc07
TEMPERATURE (
°
C)
OSCILLATOR FREQUENCY (kHz)
R
T
= 3.65kΩ
C
T
= 560pF
7.88
7.90
8.02
7.94
7.92
7.96
7.98
8.00
8.04
-40 -10 5 20-25 35 50 9580 11065 125
OSCILLATOR R
T
/C
T
DISCHARGE CURRENT
vs. TEMPERATURE
MAX5094/95 toc08
TEMPERATURE (
°
C)
R
T
/C
T
DISCHARGE CURRENT (mA)
V
RT/CT
= 2V
0
20
10
50
40
30
60
70
90
80
100
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
MAX5094/95 toc09
DUTY CYCLE (%)
MAX5094A/MAX5094C/MAX5095A
-40 -10 5 20-25 35 50 9580 11065 125
TEMPERATURE (°C)
MAX5094B/MAX5094D/MAX5095B/MAX5095C
R
T
= 5kΩ
C
T
= 560pF
0 1000 1500500 2000 2500 3000 3500 4000
MAXIMUM DUTY CYCLE vs. FREQUENCY
MAX5094A/MAX5094C/MAX5095A
MAX5094/95 toc10
OSCILLATOR FREQUENCY (kHz)
C
T
= 100pF
C
T
= 220pF
C
T
= 560pF
C
T
= 1000pF
0
20
10
50
40
30
60
70
90
80
100
DUTY CYCLE (%)
0.90
0.94
0.92
1.00
0.98
0.96
1.02
1.04
1.08
1.06
1.10
CURRENT-SENSE TRIP THRESHOLD
vs. TEMPERATURE
MAX5094/95 toc11a
CS THRESHOLD (V)
MAX5094A/MAX5094B
-40 -10 5 20-25 35 50 9580 11065 125
TEMPERATURE (°C)
V
FB
= 0V
0.20
0.24
0.22
0.30
0.28
0.26
0.32
0.34
0.38
0.36
0.40
CURRENT-SENSE TRIP THRESHOLD
vs. TEMPERATURE
MAX5094/95 toc11b
CS THRESHOLD (V)
-40 -10 5 20-25 35 50 9580 11065 125
TEMPERATURE (°C)
MAX5094C/D: V
FB
= 0V
MAX5095_: V
COMP
= 5V