AAT1236 Analogic Corporation, AAT1236 Datasheet - Page 4

• Manufacturer Part Number: AAT1236
• Manufacturer: Analogic Corporation

Electrical Characteristics
V
1. The AAT1236 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured
4
Power Supply
Enable Input – EN
I
IN
2
C Serial Interface – SCL, SDA
by design, characterization, and correlation with statistical process controls.
I
I
V
Symbol
R
= 3.6V; C
DX-Matching
SHDN(MAX)
R
T
T
T
T
T
OUT(MAX)
V
V
DS(ON)IN
V
T
DS(ON)N
T
I
HD _ STA
SU _ DAT
HD _ DAT
SU _ STO
F
SU _ STA
T
V
T
I
V
LIMIT
V
I
I
V
UVLO
I
EN(L)
EN(H)
V
SET
HIGH
LOW
BUF
CC
OX
DX
SCL
I
OV
SS
OL
IN
IH
IL
I
IN
= 2.2µF;T
Description
Input Voltage Range
Maximum Output Voltage
UVLO Threshold
Operating Current (No Switching)
VIN Pin Shutdown Current
Maximum Continuous Output Current
Current Sink Accuracy
Current Matching Between Any
Sink Channels
OVP Threshold Voltage
OVP Threshold Hysteresis
Low Side Switch On Resistance
Input Disconnect Switch
Soft-Start Time
Current Set Ratio
Input Switch Current Limit
Enable Threshold Low
Enable Threshold High
Clock Frequency
Clock Low Period
Clock High Period
Hold Time START Condition
Setup Time for Repeat START
Data Setup Time
Data Hold Low
Setup Time for STOP Condition
Bus Free Time Between STOP
and START Condition
Input Threshold Low
Input Threshold High
Input Current
Output Logic Low (SDA)
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
1
Conditions
V
Hysteresis
V
B1 = B2 = A1 = A2 = A3 = 1.2V,
2mA Setting, R
EN = GND
V
R
R
A1 = A2 = A3 = B1 = B2 = 0.4V
V
I
I
From Enable to Output
Regulation; V
I
2.7 ≤ V
2.7 ≤ V
I
OUT
OUT
SINK
PULLUP
IN
IN
O
OUT
SET
SET
= 24V
Rising
Falling
/I
= 100mA
= 100mA
= 22.6kΩ
= 22.6kΩ,
Rising
RSET
High Efficiency White LED Drivers
IN
IN
= 3mA
≤ 5.5
≤ 5.5
, V
RSET
FB
SET
= 300mV
= 0.6V
= 226kΩ
for Backlight and Keypad
Min
100
100
-1.0
2.7
1.8
1.1
1.2
1.4
1.3
0.6
0.6
0.6
0.6
1.3
1.4
18
0
Typ
150
100
200
300
760
1.2
20
80
2
A
= 25°C.
Max Units
300
400
1236.2007.01.1.0
5.5
2.7
1.0
1.3
0.4
0.9
0.4
1.0
0.4
24
22
5
kHz
mV
mA
mA
mV
mΩ
mΩ
A/A
µA
µA
µA
µs
µs
µs
µs
µs
ns
µs
µs
µs
%
V
V
V
V
V
A
V
V
V
V
V