MAX5094CAUA+ Maxim Integrated Products, MAX5094CAUA+ Datasheet - Page 8

• Manufacturer Part Number: MAX5094CAUA+
• Description: IC CNTRLR PWM CURRENT MD 8-UMAX
• Manufacturer: Maxim Integrated Products

Specifications of MAX5094CAUA+

• Pwm Type: Current Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 97%
• Voltage - Supply: 8 V ~ 25 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: Yes
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Frequency-max: 1MHz
• Duty Cycle (max): 97.5 %
• Output Current: 1000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 1000 KHz
• Maximum Operating Temperature: + 125 C
• Fall Time: 22 ns
• Minimum Operating Temperature: - 40 C
• Rise Time: 15 ns
• Synchronous Pin: No
• Topology: Flyback, Forward, Push-Pull
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

High-Performance, Single-Ended, Current-Mode
PWM Controllers
(V
8
CC
1000
100
100
0.1
10
_______________________________________________________________________________________
90
80
70
60
50
40
30
20
10
1
PROPAGATION DELAY FROM CURRENT-LIMIT
0
10,000
= 15V, T
COMPARATOR TO OUT vs. TEMPERATURE
-40
C
C
T
T
C
-25
= 10nF
C
= 4.7nF
T
T
vs. OSCILLATOR FREQUENCY
= 3.3nF
= 2.2nF
-10 5 20
A
TIMING RESISTANCE
100,000
= +25°C, unless otherwise noted.)
TEMPERATURE ( C)
FREQUENCY (Hz)
120
118
116
114
112
110
108
106
104
102
100
35 50
-40
ADV_CLK RISING EDGE TO OUT RISING
C
C
T
T
MAX5095C
-25
= 1nF
1,000,000
= 560pF
EDGE TIME vs. TEMPERATURE
65
-10 5 20
C
T
= 220pF
80
C
T
TEMPERATURE ( C)
95
= 100pF
110
10,000,000
35 50
125
65
80
140
120
100
-20
5.0
4.8
4.6
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
Typical Operating Characteristics (continued)
80
60
40
20
95
0
0.01
-40
110
ERROR-AMPLIFIER OPEN-LOOP GAIN
OUT IMPEDANCE vs. TEMPERATURE
I
SOURCE
-25
125
1
AND PHASE vs. FREQUENCY
-10 5 20 35 50
10 100
(R
= 100mA
DS_ON
TEMPERATURE ( C)
FREQUENCY (Hz)
GAIN
1k
PMOS DRIVER)
10k
65 80
100k
PHASE
1M
MAX5094/95 toc16
95
10M
110
V
MAX5095C
100M
CC
ADV_CLK AND OUT WAVEFORMS
125
= 15V
10
-15
-40
-65
-90
-115
-140
-165
-190
t = 20ns/div
10
9
8
7
6
5
4
3
2
1
0
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
-40
-40
OUT IMPEDANCE vs. TEMPERATURE
I
SINK
-25
-25
COMP VOLTAGE LEVEL TO TURN
OFF DEVICE vs. TEMPERATURE
= 200mA
-10 5 20
MAX5094/95 toc19
-10 5 20
(R
DS_ON
TEMPERATURE ( C)
TEMPERATURE ( C)
NMOS DRIVER)
35 50
OUT
10V/div
ADV_CLK
5V/div
LOAD = 4.75k
35 50
65
65
80
80
V
95
CC
95
110
= 15V
110
125
125