EMC2102 Standard Microsystems Corporation, EMC2102 Datasheet - Page 11

• Manufacturer Part Number: EMC2102
• Description: Rpm-based Fan Controller with HW Thermal Shutdown
• Manufacturer: Standard Microsystems Corporation

RPM-Based Fan Controller with HW Thermal Shutdown
Datasheet
Chapter 3 Electrical Specifications
SMSC EMC2102
3.1
3.2
Voltage on VDD_5V Pins and 5V tolerant pins (see
Voltage on VDD_3V pin
Voltage on FAN pins
Voltage on any other pin to GND
Package Power Dissipation
Junction to Ambient (θ
Operating Ambient Temperature Range
Operating Die Temperature Range
Storage Temperature Range
ESD Rating, All Pins, HBM
3.3V Supply Voltage
5V Supply Voltage
Supply Current from
VDD_3V pin
Supply Current from
VDD_5V pin
CHARACTERISTIC
These ratings are absolute maximum values. Exceeding these values or operating at these values for
an extended period of time may cause permanent damage to the device.
Note 3.1
Note 3.2
Note 3.3
Absolute Maximum Ratings
Electrical Specifications
JA
VDD_3V = 3V to 3.6V, VDD_5V = 4.6V - 5.5V, T
)
All voltages are relative to ground.
The Package Power Dissipation specification assumes a thermal via design consisting of
four 20mil vias connected to the ground plane with a 3.1mm x 3.1mm thermal landing.
Junction to Ambient (θ
vias and a thermal landing, the θ
temperature increase.
SYMBOL
Note 3.3
V
V
DD_3V
DD_5V
I
I
DD3
DD5
all Typical values at T
Table 3.1 Absolute Maximum Ratings
Table 3.2 Electrical Specifications
MIN
4.6
3
JA
DATASHEET
) is dependent on the design of the thermal vias. Without thermal
A
DC Power
TYP
500
200
3.3
Table
= 27°C unless otherwise noted.
5
11
2.1)
JA
MAX
750
3.6
5.5
is approximately 60°C/W including localized PCB
-0.3 to 6.5
-0.3 to 4
-0.3 to VDD_5V + 0.3
-0.3 to VDD_3V + 0.3
0.9 up to T
37
0 to 85
0 to 125
-55 to 150
2000
UNIT
A
uA
uA
V
V
= 0°C to 85°C
A
Fan Driver enabled
Fan Driver enabled
= 85°C
Note 3.2
CONDITIONS
Revision 1.95 (10-19-06)
V
V
V
V
W
°C/W
°C
°C
°C
V