Datasheet

MAX17113
Low-Cost, Multiple-Output
Power Supply for LCD TVs
______________________________________________________________________________________ 11
Typical Operating Characteristics (continued)
(Circuit of Figure 1. V
IN
= V
INL
= V
SUPP
= 12V, AV
DD
= 16V, V
GON
= 34.5V, V
GOFF
= -6V, V
OUT1
= 3.3V, T
A
= +25°C, unless other-
wise noted.)
POSITIVE CHARGE-PUMP REGULATOR
NORMALIZED LOAD REGULATION
LOAD CURRENT (mA)
OUTPUT-VOLTAGE ERROR (%)
125100755025
-1.6
-1.2
-0.8
-0.4
0
0.4
0.8
-2.0
0150
MAX17113 toc16
POSITIVE CHARGE-PUMP REGULATOR
LOAD-TRANSIENT RESPONSE
MAX17113 toc17
70mA
10mA
V
SRC
500mV/div
LOAD
CURRENT
20mA/div
34.8V
100Fs/div
NEGATIVE CHARGE-PUMP REGULATOR
NORMALIZED LINE REGULATION
V
IN
(V)
OUTPUT-VOLTAGE ERROR (%)
151413121110
-0.55
-0.35
-0.15
0.05
0.25
-0.75
916
MAX17113 toc18
NEGATIVE CHARGE-PUMP REGULATOR
NORMALIZED LOAD REGULATION
LOAD CURRENT (mA)
OUTPUT-VOLTAGE ERROR (%)
20015050 100
-1.0
-0.8
-0.6
-0.4
0
-0.2
0.2
0.4
-1.2
0250
MAX17113 toc19
NEGATIVE CHARGE-PUMP REGULATOR
LOAD-TRANSIENT RESPONSE
MAX17113 toc20
110mA
10mA
V
GOFF
200mV/div
LOAD
CURRENT
50mA/div
-6V
100Fs/div
POWER-UP SEQUENCE
MAX17113 toc21
0V
0V
0V
0V
0V
0V
V
EN1
5V/div
V
OUT
5V/div
V
DEL1
5V/div
V
GOFF
5V/div
V
AVDD
10V/div
V
DEL2
5V/div
V
SRC
20V/div
20ms/div