Datasheet

Automotive Power-Management IC with
Three Step-Down Converters and Linear Regulator
MAX16920
6
Typical Operating Characteristics (continued)
(V
INA
= V
INB
= 14V, T
A
= +25°C, unless otherwise noted. Data measured on MAX16920B, see Figure 5 for application circuit.)
ODRV THRESHOLD vs. TEMPERATURE
MAX16920 toc14
TEMPERATURE (°C)
ODRV THRESHOLD (V)
1109565 80-10 5 20 35 50-25
18.2
18.4
18.6
18.8
19.0
19.2
19.4
19.6
19.8
20.0
18.0
-40 125
V
IN
RISING
V
IN
FALLING
UVI THRESHOLD vs. TEMPERATURE
MAX16920 toc13
TEMPERATURE (°C)
UVI THRESHOLD (V)
11095-25 -10 5 35 50 6520 80
1.185
1.190
1.195
1.200
1.205
1.210
1.215
1.220
1.180
-40 125
LDOA LINE REGULATION
MAX16920 toc12
VIN (V)
V
OUTA
(V)
15105
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
4.80
0 20
I
OUTA
= 100mA
LDOA OUTPUT VOLTAGE
vs. TEMPERATURE
MAX16920 toc11
TEMPERATURE (°C)
V
OUTA
(V)
11095-25 -10 5 35 50 6520 80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
4.80
-40 125
I
OUTA
= 100mA
MAX16920 toc10
I
OUT3
200ms/div
V
OUT3
(AC-COUPLED)
DC-DC3 LOAD REGULATION
(150mA TO 1.5A TO 150mA)
1A/div
100mA/div
DC-DC3 LINE REGULATION
MAX16920 toc09
V
IN_
(V)
V
OUT3
(V)
24208 12 164 28
I
OUT3
= 1A
3.15
3.20
3.25
3.30
3.35
3.40
3.45
3.50
3.10
DC-DC3 OUTPUT VOLTAGE
vs. TEMPERATURE
MAX16920 toc08
TEMPERATURE (°C)
V
OUT3
(V)
11095-25 -10 5 35 50 6520 80
3.15
3.20
3.25
3.30
3.35
3.40
3.45
3.50
3.10
-40 125
I
OUT3
= 1A
MAX16920 toc07
I
OUT2
200ms/div
V
OUT2
(AC-COUPLED)
DC-DC2 LOAD REGULATION
(60mA TO 600mA TO 60mA)
500mA/div
0A
100mV/div