MAX15001 Maxim Integrated Products, MAX15001 Datasheet - Page 6

• Manufacturer Part Number: MAX15001
• Description: (MAX15000 / MAX15001) Current-Mode PWM Controllers
• Manufacturer: Maxim Integrated Products

Current-Mode PWM Controllers with
Programmable Switching Frequency
6
(V
UVLO/EN
1000
100
10
_______________________________________________________________________________________
6
5
4
3
2
1
0
-40
UVLO/EN TO UFLG PROPAGATION DELAY
1
MAX15000A
= +1.4V, V
-15
SWITCHING FREQUENCY
vs. TIMING RESISTOR
vs. TEMPERATURE
TIMING RESISTOR (k )
27.0
26.8
26.6
26.4
26.2
26.0
25.8
25.6
25.4
25.2
25.0
TEMPERATURE ( C)
10
10
-40
FB
I
UVLO/EN FALLING
IN
UVLO/EN RISING
= 2mA
= +1V, COMP = open, V
-20
35
INPUT CLAMP VOLTAGE
100
vs. TEMPERATURE
TEMPERATURE ( C)
0
60
20
1000
85
40
60
1.232
1.231
1.230
1.229
1.228
Typical Operating Characteristics (continued)
60
55
50
45
40
CS
-40
-40
80
= 0V, T
V
INPUT TO NDRV vs. TEMPERATURE
IN
CURRENT-LIMIT COMPARATOR
= 12V
PROPAGATION DELAY FROM
-15
-15
REFERENCE VOLTAGE
A
vs. TEMPERATURE
= +25°C, unless otherwise noted.)
TEMPERATURE ( C)
TEMPERATURE ( C)
10
10
35
35
60
60
2.4
2.2
2.0
1.8
1.6
1.4
1.2
-40
85
85
V
SINKING 100mA
IN
NDRV LOW OUTPUT IMPEDANCE
= 24V
-15
vs. TEMPERATURE
1.80
1.76
1.72
1.68
1.64
1.60
TEMPERATURE ( C)
6
5
4
3
2
1
0
-40
10
10
UVLO/EN TO NDRV PROPAGATION DELAY
UVLO/EN = 1.4V
NDRV SWITCHING AT 350kHz
206 s
11
-15
35
12
vs. TEMPERATURE
INPUT CURRENT
vs. IN VOLTAGE
TEMPERATURE ( C)
13
IN VOLTAGE (V)
60
10
14
UVLO/EN FALLING
UVLO/EN RISING
15
35
85
16
17
60
18
19
85