Advanced Analog Technology, Inc.
April 2007
AAT1164/AAT1164B/AAT1164C
ELECTRICAL CHARACTERISTICS
temperature, VDD = 3.3V, VDD1 = 10V.)
(VDD = 2.6V to 5.5V, TC = –40°C to 85°C , unless otherwise specified. Typical values are tested at 25°C ambient
Soft Start & Fault Detect
PARAMETER
SYMBOL
tSS1
TEST CONDITION
MIN
TYP
14
MAX
UNIT
ms
ms
ms
ms
V
Channel 1 Soft Start Time
Channel 2 Soft Start Time
Channel 3 Soft Start Time
During Fault Protect Trigger Time
IN1 Fault Protection Voltage
IN2 Fault Protection Voltage
IN3 Fault Protection Voltage
tSS2
14
tSS3
14
tFP
55
VF1
1.00
0.40
1.00
1.05
0.45
1.05
1.10
0.50
1.10
VF2
V
VF3
V
Error Amplifier (Channel 1)
PARAMETER
SYMBOL
VIN1
TEST CONDITION
MIN
1.221
–40
TYP
1.233
0
MAX
1.245
40
UNIT
V
Feedback Voltage
V
= 1V to1.5V
Input Bias Current
IB1
nA
IN1
Level to Produce
VEO = 1.233V
Feedback-Voltage Line Regulation
0.05
0.15
%/mV
2.6V <
V
< 5.5V
DD
∆I = 5µA
Transconductance
Voltage Gain
Gm
AV
105
µS
1,500
V/V
N-MOS Switch (Channel 1)
PARAMETER
SYMBOL
ILIM
TEST CONDITION
MIN
TYP
3.0
MAX
UNIT
A
Current Limit
On-Resistance
RON
ISW = 1.0A
VSW = 12V
0.2
Ω
µ
A
Leakage Current
ISWOFF
0.01
20.00
–
–
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Advanced Analog Technology, Inc
Version 1.00
. –
Page 5 of 24
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