LTC3350
45
3350fc
For more information
www.linear.com/LTC3350
revision hisTory
REV
DATE
DESCRIPTION
PAGE NUMBER
A
09/14
Modified I
RMS
equations in C
OUT
and C
CAP
Capacitance section
Changed 5V to 6V in back-up mode under the Power MOSFET Selection section
Changed V
CAP
voltage reference DAC setting
Modified Application Circuit
27
28
32
42
B
01/15
Remove V
CMI
Common Mode Range from Electrical Characteristics
Remove Conditions on I
PF
O
Falling and Rising
Change Analog-to-Digital Converter section
Change range in the General Purpose Input section to 0V to 5V
Change MN1 to MP1 just below Figure 6
Change M1, M2 to MN1, MN2 in the PCB Layout Considerations section
Increase page numbers to all entries on the Register Map
For meas_vcap change µV to mV
Change name to Application Circuit 6
4
5
18
20
23
30
32
38
42
C
08/15
Modified Order Information Table for temperature grade identified by label on shipping container
Modified Input Overvoltage Protection Section
Add sentence at the end of the first paragraph
Add three sentences to the end of the Capacitance and ESR Measurements section
Replace sentence in the Limit Checking and Alarms section
Modified Figure 3
Add new supplier to Table 2, Supercapacitor Suppliers
Add Note 12 in the PCB Considerations Layout section
Change reference from R
TST
/R
T
to R
T
/R
TST
on cap_lo_lvl description
Change reference from R
TST
/R
T
to R
T
/R
TST
on meas_cap description
Change value of R
CAPBOT
to 24.3k from 20k. Also add two sentences to the end of the text
3
17
18
19
20
22
26
31
35
38
42
