Typical operating characteristics (continued) – Rainbow Electronics MAX17117 User Manual
Page 8
Internal-Switch Boost Regulator with Integrated
7-Channel Scan Driver, Op Amp, and LDO
MAX17117
8 ______________________________________________________________________________________
Typical Operating Characteristics (continued)
(T
A
= +25°C, unless otherwise noted.)
MAX17117 toc08
IN VOLTAGE (V)
LINE REGULATION (%)
LDO LINE REGULATION
vs. INPUT VOLTAGE
0.03
0.06
0.09
0.12
0.15
0
5.4
5.1
4.8
4.5
4.2
3.9
3.6
3.3
3.0
2.7
I
LDO
= 250mA
I
LDO
= 100mA
POWER-UP SEQUENCE
(CK1 AND ST CONNECTED TO V
LDO
)
MAX17117 toc09
V
VGL
10V/div
V
STH
50V/div
V
CKH1
50V/div
V
VGLC
20V/div
V
IN
5V/div
V
LDO
5V/div
V
MAIN
10V/div
V
GHON
20V/div
0V
0V
0V
0V
0V
0V
0V
0V
40ms/div
OPERATIONAL AMPLIFIER
LOAD-TRANSIENT RESPONSE
MAX17117 toc10
I
VCOM
100mA/div
V
VCOM
(AC-COUPLED)
1V/div
0mV
0mA
2µs/div
OPERATIONAL AMPLIFIER
LARGE-SIGNAL STEP RESPONSE
MAX17117 toc11
V
VCOM
2V/div
V
POS
2V/div
0V
0V
200ns/div
OPERATIONAL AMPLIFIER
SMALL-SIGNAL STEP RESPONSE
MAX17117 toc12
V
VCOM
(AC-COUPLED)
100mV/div
V
POS
(AC-COUPLED)
100mV/div
0mV
0mV
200ns/div
CKH_ OUTPUT WAVEFORMS WITH LOGIC
INPUT AND GATE-SHADING CONTROL
MAX17117 toc13
V
CK1
5V/div
V
CK2
5V/div
V
DTS
2V/div
V
CKH1
20V/div
V
CKH2
20V/div
0V
0V
0V
0V
0V
4µs/div