Typical operating characteristics (continued) – Rainbow Electronics MAX15032 User Manual
Page 5
MAX15032
500kHz, 36V Output, 600mW PWM
Step-Up DC-DC Converter
_______________________________________________________________________________________
5
LOAD-TRANSIENT RESPONSE
MAX15032 toc13
100ms/div
V
OUT
(AC-COUPLED)
200mV/div
I
OUT
5mA/div
RISE TIME = 10ns
LINE-TRANSIENT RESPONSE
MAX15032 toc14
2ms/div
V
IN
1V/div
V
OUT
(AC-COUPLED)
50mV/div
I
OUT
= 1mA
FB VOLTAGE
vs. TEMPERATURE
MAX15032 toc15
TEMPERATURE (
°C)
FB VOLTAGE (V)
110
95
-25 -10 5
35 50 65
20
80
1.22
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.21
-40
125
SWITCH ON-RESISTANCE
vs. TEMPERATURE
MAX15032 toc16
TEMPERATURE (
°C)
SWITCH ON-RESISTANCE (m
Ω
)
110
95
65 80
-10 5
20 35 50
-25
450
500
550
600
650
700
750
800
850
900
950
1000
400
-40
125
V
IN
= 5V
LX LEAKAGE CURRENT
vs. TEMPERATURE
MAX15032 toc17
TEMPERATURE (
°C)
LX LEAKAGE CURRENT (nA)
110
95
65 80
-10 5
20 35 50
-25
5
10
15
20
25
30
35
40
45
50
0
-40
125
V
LX
= 36V
SHUTDOWN SUPPLY CURRENT
vs. TEMPERATURE
MAX15032 toc18
TEMPERATURE (
°C)
SHUTDOWN SUPPLY CURRENT (nA)
110
95
65 80
-10 5
20 35 50
-25
30
60
90
120
150
180
210
240
270
300
0
-40
125
V
SHDN
= 0V
OUTPUT VOLTAGE
vs. LOAD CURRENT
MAX15032 toc19
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
18
16
12 14
4
6
8
10
2
29.55
29.60
29.65
29.70
29.75
29.80
29.85
29.90
29.95
30.00
29.50
0
20
V
IN
= 3.3V
V
IN
= 5V
V
OUT
vs. OPTIMUM
INDUCTOR VALUE
MAX15032 toc20
L OPTIMUM (
μH)
V
OUT
(V)
4.7
3.3
12
18
24
30
36
42
6
V
IN
= 2.7V TO 11V
Typical Operating Characteristics (continued)
(V
IN
= 3.3V, L1 = 4.7µH, R1 = 143k
Ω, R2 = 6.2kΩ, C
IN
= 10µF, C
OUT
= 2.2µF, C
CP
= 10nF, see the
Typical Operating Circuit.
T
A
= +25°C, unless otherwise noted.)