AAT1230ITP-T1 Analogic Tech, AAT1230ITP-T1 Datasheet - Page 14

• Manufacturer Part Number: AAT1230ITP-T1
• Description: Switching Converters, Regulators & Controllers 18V 100mA Step-Up Converter
• Manufacturer: Analogic Tech

Specifications of AAT1230ITP-T1

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Option 3: Dynamic Voltage Control Using
S
The output can be dynamically adjusted by the host
controller to any of 16 pre-set output voltage levels
using the integrated S
EN/SET pin serves as the S
The SEL pin must be pulled low when using the
S
S
AnalogicTech's S
etary high-speed single-wire interface available
only from AnalogicTech.
records rising edges of the EN/SET input and
decodes into 16 different states. Each state corre-
sponds to a voltage setting on the FB2 pin, as
shown in Table 2.
S
The S
Data can be clocked-in at speeds up to 1MHz. After
data has been submitted, EN/SET is held high to
latch the data for a period T
sequently changed to the predetermined voltage.
When EN/SET is set low for a time greater than
T
14
OFF
2
2
2
2
Cwire Interface
Cwire interface.
Cwire Serial Interface
Cwire Serial Interface Timing
, the AAT1230/1230-1 is disabled. When dis-
2
Cwire serial interface has flexible timing.
Data Reg
EN/SET
2
Cwire serial interface is a propri-
Figure 2: S
2
Cwire interface. The
The S
LAT
2
Cwire interface input.
1
. The output is sub-
2
Cwire Timing Diagram to Program the Output Voltage.
2
Cwire interface
2
T
LO
n-1
0
T
HI
n ≤ 16
T
LAT
abled, the register is reset to the default value, which
sets the FB2 pin to 0.6V if EN is subsequently pulled
high.
S
The AAT1230/1230-1 is programmed through the
S
clock edges received through the EN/SET pin
determine the feedback reference and output volt-
age set-point. Upon power up with the SEL pin
low and prior to S
feedback reference voltage is set to 0.6V.
2
EN/SET
2
Cwire interface according to Table 2. The rising
Rising
Edges
Cwire Output Voltage Programming
Table 2: S
18V 100mA Step-Up Converter
1
2
3
4
5
6
7
8
0.60 (Default)
Voltage (V)
Reference
2
n-1
Cwire Voltage Control Settings
FB2
0.64
0.68
0.72
0.76
0.80
0.84
0.88
2
(SEL = Low).
Cwire programming, the default
AAT1230/1230-1
T
OFF
EN/SET
Rising
Edges
10
12
13
14
15
16
11
9
0
Voltage (V)
1230.2007.06.1.6
Reference
FB2
0.92
0.96
1.00
1.04
1.08
1.12
1.16
1.20