5
Analog & Interface Product Selector Guide Summer 2012
s
erial
o
utput
T
emperature
s
ensor
s(
c
ontinued)
P
ar
t#
Typical accuracy
(°
c
)
m
aximum
a
ccuracy
@
25°
c
(°
c
)
m
aximum
Temperature r
ange
(°
c
)
Vcc
r
ange
(V)
m
aximum supply
c
ur
rent
(
a
)
Features
P
ackages
TC77
±0.5
±1
55
to
+125
+2.7
to
+5.5
400
SPI
compatible
interface,
0.0625°C
temperature
resolution
5-pin
SOT-23A,
8-pin
SOIC
TC72
±0.5
±1
55
to
+125
+2.65
to
+5.5
400
SPI
compatible
interface,
Power-saving
one-shot
temperature
measurement,
0.25°C
temperature
resolution
8-pin
MSOP,
8-pin
3×3
DFN
TC74
±0.5
±2
40
to
+125
+2.7
to
+5.5
350
SMbus/I
2 C
compatible
interface,
1°C
temperature
resolution
5-pin
SOT-23A,
5-pin
TO-220
TCN75A
±0.5
±2
40
to
+125
+2.7
to
+5.5
500
SMbus/I
2 C
compatible
interface,
power-saving
one-shot
temperature
measurement,
multi
-drop
capability,
0.0625°C
to
0.5°C
adjustable
temperature
resolution
8-pin
MSOP,
8-pin
SOIC
TCN75
±0.5
±2
55
to
+125
+2.7
to
+5.5
1,000
(3)
SMbus/I
2 C
compatible
interface,
multi-drop
capability,
interrupt
output,
0.5°C
temperature
resolution
8-pin
MSOP,
8-pin
SOIC
n
ote
1:
These
de
vices
use
an
exter
nal
temperature
sensor
.Accuracy
of
the
total
solution
is
a
function
of
the
accuracy
of
the
exter
nal
sensor
.
2:
Maximum
accuracy
measured
at
85°C.
3:
TCN75
idle
cur
rent
is
250
mA.
This
de
vice
also
has
a
Softw
are
Shutdown
mode
that
reduces
supply
cur
rent
to
<1
mA.
Thermal
mana
gemen
TP
r
oduc
Ts
:
Br
ushless
dc
F
an
c
ontroller
sand
F
an
F
ault
d
etector
s
P
ar
t#
d
escription
Typical accuracy
(°
c
)
m
aximum
a
ccuracy
@
25°
c
(°
c
)
m
aximum
Temperature r
ange
(°
c
)
Vcc
r
ange
(V)
m
aximum supply
c
ur
rent
(
a
)
Features
P
ackages
TC642
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
1,000
FanSense
Fan
Monitor,
Minimum
fan
speed
control
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC642B
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
400
FanSense
Fan
Monitor,
Minimum
fan
speed
control,
Fan
auto-restart
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC646
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
1,000
FanSense
Fan
Monitor,
Auto-shutdown
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC646B
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
400
FanSense
Fan
Monitor,
Auto-shutdown,
Fan
auto-restart
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC647
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
1,000
FanSense
Fan
Monitor,
Minimum
fan
speed
control
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC647B
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
400
FanSense
Fan
Monitor,
Minimum
fan
speed
control,
Fan
auto-restart
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC648
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
1,000
Overtemperature
alert,
Auto-shutdown
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC648B
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
400
Overtemperature
alert,
Auto-shutdown,
Fan
auto-restart
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC649
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
1,000
FanSense
Fan
Monitor,
Auto-shutdown
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC649B
Fan
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
400
FanSense
Fan
Monitor,
Auto-shutdown,
Fan
auto-restart
8-pin
PDIP,
8-pin
SOIC,
8-pin
MSOP
TC650
Fan
Manager
±1
±3
40
to
+125
+2.8
to
+5.5
90
Overtemperature
alert
8-pin
MSOP
TC651
Fan
Manager
±1
±3
40
to
+125
+2.8
to
+5.5
90
Overtemperature
alert,
Auto-shutdown
8-pin
MSOP
TC652
Fan
Manager
±1
±3
40
to
+125
+2.8
to
+5.5
90
FanSense
Fan
Monitor,
Overtemperature
alert
8-pin
MSOP
TC653
Fan
Manager
±1
±3
40
to
+125
+2.8
to
+5.5
90
FanSense
Fan
Monitor,
Overtemperature
alert,
Auto-shutdown
8-pin
MSOP
TC654
Dual
SMbus
F
an
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
320
FanSense
Fan
Monitor,
RPM
data
10-pin
MSOP
TC655
Dual
SMbus
F
an
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
320
FanSense
Fan
Monitor,
RPM
data,
Overtemperature
alert
10-pin
MSOP
TC664
Single
SMbus
F
an
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
320
FanSense
Fan
Monitor,
RPM
data
10-pin
MSOP
TC665
Single
SMbus
F
an
Manager
Note
1
Note
1
40
to
+85
+3.0
to
+5.5
320
FanSense
Fan
Monitor,
RPM
data,
Overtemperature
alert
10-pin
MSOP
TC670
Predictive
F
an
F
ault
Detector
N/A
40
to
+85
+3.0
to
+5.5
150
FanSense
Fan
Monitor,
Programmable
threshold
6-pin
SOT-23
n
ote
1:
These
de
vices
use
an
exter
nal
temperature
sensor
.Accuracy
of
the
total
solution
is
a
function
of
the
accuracy
of
the
exter
nal
sensor
.