AAT1187A Advanced Analog Technology, Inc., AAT1187A Datasheet - Page 10

• Manufacturer Part Number: AAT1187A
• Description: Boost Converter For Wled Driver
• Manufacturer: Advanced Analog Technology, Inc.

TYPICAL OPERATING CHARACTERISTICS
(V
IN
V
10V/div
V
5V/div
VGH
10V/div
VGHM
10V/div
V
200mV/div
I
100mA/div
= 3.3 V, V
V
2V/div
V
2V/div
OUT
GL
AVDD
AVDD-AC
IN
RESET
V
IN
AVDD
= 3.3V, V
Load Transient Response
= 9.8 V, V
Reset Output Waveform
Power-On Sequence
Boost Converter
AVDD
= 9.8V, L= 6.8 µ H
Advanced Analog Technology, Inc.
5ms/div
LDO
20ms/div
5ms/div
= 2.5 V, V
–
GL
–
Advanced Analog Technology, Inc . –
= –6.8 V, V
台 灣 類 比 科 技 股 份 有 限 公 司
Page 10 of 28
Version 1.00
GH
= 18 V, T
V
5V/div
VGH
5V/div
VGHM
10V/div
V
200mV/div
I
100mA/div
V
10V/div
V
5V/div
VGH
10V/div
VGHM
10V/div
OUT
AVDD
AVDD-AC
GL
AVDD
C
V
–
= +25 C , unless otherwise noted.)
IN
= 3.3V, V
Fault Protection Waveform
Load Transient Response
Power-Off Sequence
Boost Converter
AVDD
= 9.8V, L= 10 µ H
100ms/div
5ms/div
5ms/div
AAT1187A
September 2009