TC646BEUA713 Microchip Technology, TC646BEUA713 Datasheet - Page 4
![IC PWM FAN SPEED CTRLR SD 8MSOP](/photos/6/59/65932/mfg_150_c04-111_ms_8-msop_sml.jpg)
TC646BEUA713
Manufacturer Part Number
TC646BEUA713
Description
IC PWM FAN SPEED CTRLR SD 8MSOP
Manufacturer
Microchip Technology
Type
Controller - PWM Fanr
Datasheet
1.TC648BEOA.pdf
(36 pages)
Specifications of TC646BEUA713
Applications
Fan Controller, Brushless (BLDC)
Number Of Outputs
1
Voltage - Supply
3 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Product
Fan / Motor Controllers / Drivers
Operating Supply Voltage
6 V
Supply Current
400 uA
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Voltage - Load
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TC646BEUA713
Manufacturer:
MICROCHIP
Quantity:
12 000
TC646B/TC648B/TC649B
ELECTRICAL CHARACTERISTICS (CONTINUED)
TEMPERATURE SPECIFICATIONS
DS21755B-page 4
Electrical Specifications: Unless otherwise specified, all limits are specified for -40°C < T
Pulse-Width Modulator
PWM Frequency
SENSE Input (TC646B & TC649B)
SENSE Input Threshold Voltage
with Respect to GND
Blanking time to ignore pulse due
to V
FAULT / OTF Output
Output Low Voltage
Missing Pulse Detector Timer
Start-up Timer
Diagnostic Timer
Note 1:
Electrical Characteristics: Unless otherwise noted, all parameters apply at V
Temperature Ranges
Specified Temperature Range
Operating Temperature Range
Storage Temperature Range
Thermal Package Resistances
Thermal Package Resistance, 8-Pin MSOP
Thermal Package Resistance, 8-Pin SOIC
Thermal Package Resistance, 8-Pin PDIP
OUT
2:
turn-on
Parameters
Ensured by design, tested during characterization.
For V
Parameters
DD
< 3.7V, t
STARTUP
V
and t
t
TH(SENSE)
STARTUP
t
BLANK
f
t
Sym
V
PWM
DIAG
t
MP
OL
MP
timers are typically 13/f.
Sym
T
T
T
JA
JA
JA
A
A
A
Min
26
50
—
—
—
—
—
Min
-40
-40
-65
—
—
—
Typ
32/f
32/f
3.0
30
70
3/f
—
Typ
200
155
125
—
—
—
DD
Max
0.3
34
90
—
—
—
—
= 3.0V to 5.5V
+125
+150
Max
+85
—
—
—
A
Units
µsec
mV
sec
sec
sec
Hz
< +85°C, V
V
Units
°C/W
°C/W
°C/W
°C
°C
°C
C
I
TC646B and TC649B, Note 2
Note 2
TC646B and TC649B
OL
2003 Microchip Technology Inc.
F
= 1.0 µF
= 2.5 mA
DD
= 3.0V to 5.5V.
Conditions
Conditions