LTC4212CMSTR Linear Technology, LTC4212CMSTR Datasheet - Page 19
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LTC4212CMSTR
Manufacturer Part Number
LTC4212CMSTR
Description
Manufacturer
Linear Technology
Datasheet
1.LTC4212CMSTR.pdf
(24 pages)
Specifications of LTC4212CMSTR
Linear Misc Type
Positive Low Voltage
Family Name
LTC4212
Package Type
MSOP
Operating Supply Voltage (min)
2.5V
Operating Supply Voltage (max)
16.5V
Operating Temperature (min)
0C
Operating Temperature (max)
70C
Operating Temperature Classification
Commercial
Product Depth (mm)
3mm
Product Height (mm)
0.86mm
Product Length (mm)
3mm
Mounting
Surface Mount
Pin Count
10
Lead Free Status / Rohs Status
Not Compliant
OPERATIO
V
CONVERTER
CC
– V
OUTPUT
TIMER
DC/DC
FAULT
SENSE
GATE
PGT
PGF
U
V
PGI
GND
ON
CC
V
2.34V
5V
CC
1.316V
1 2 3
CONNECTOR
BACKPLANE
(FEMALE)
CYCLE (C
TIMING
1ST
V
REF
TIMER
CONNECTOR
(MALE)
EDGE
)
4 5 6
SOFT-START ACTIVE
CYCLE (C
V
Z1 = SMAJ10A (TVS)
CC
C
TIMING
– V
AUTO
50mV
R
2 F
2ND
AUTO
1M
SENSE
V
0.95V
0.65V
Figure 5. LTC4212 Autoretry Application
REF
TIMER
Z1
=
)
7 8
Figure 6. Autoretry Sequence
C
0.01 F
TIMER ENABLED
R
10
10
TIMER
POWER GOOD
X
C
10nF
> 50mV, > 18 s
1
5
X
(C
ON
FAULT
GND
TIMER
PGT
V
0.455V
CC
)
2
9
R
0.007
SENSE
9
LTC4212
SENSE
10
PGT
8
3
C
180nF
100
PGT
Si4410DY
R
1.31V
G
GATE
11
M1
PGF
7
PGI
4
12
CYCLE (C
C
18pF
+
PGF
6
TIMING
1ST
10 F
V
REF
TIMER
R4
10k
13 14 15
)
R5
10k
R6
2.1k
SOFT-START ACTIVE
+
+
CYCLE (C
V
CC
1
1
3
6
TIMING
– V
50mV
10 F 2
10 F 2
2ND
LT1963-2.5
LT1963-3.3
V
RST
CCA
SENSE
V
0.95V
0.65V
LTC1326-2.5
TIMER
REF
GND
=
)
16 17
4
V
TIMER ENABLED
3
+
3
+
V
CC25
POWER GOOD
CC3
> 50mV, > 18 s
(C
10 F
10 F
1
2
PGT
0.455V
)
18 19
4212 F05
5V
2.5V
1.5A
3.3V
1.5A
LTC4212
4212 F06
19
4212f