MAX6643LBBAEE+ Maxim Integrated Products, MAX6643LBBAEE+ Datasheet - Page 17

• Manufacturer Part Number: MAX6643LBBAEE+
• Description: IC CNTRLR FAN SPEED 16-QSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX6643LBBAEE+

• Function: Fan Control, Temp Monitor
• Topology: ADC, PWM Generator, Tach Counter
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 125°C, External Sensor
• Output Type: PWM
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Full Temp Accuracy: +/- 3.5 C, +/- 3 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information
go to www.maxim-ic.com/packages.)
Pages changed at Rev 2: 1, 2, 4–8, 11–15, 17
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 17
© 2007 Maxim Integrated Products
0.6±0.1
A2
Automatic PWM Fan-Speed Controllers with
10
1
e
FRONT VIEW
TOP VIEW
0.6±0.1
Ø 0.50±0.1
D2
D1
b
Revision History
A1
4X S
H
A
GAGE PLANE
BOTTOM VIEW
Overtemperature Output
SIDE VIEW
E2
E1
is a registered trademark of Maxim Integrated Products, Inc.
Package Information (continued)
10
1
L1
L
TITLE:
APPROVAL
PROPRIETARY INFORMATION
DIM
e
PACKAGE OUTLINE, 10L uMAX/uSOP
A
A1
A2
D1
D2
E1
E2
H
L
L1
b
S
c
c
0.0157
0.0035
0.007
0.002
0.030
0.116
0.114
0.116
0.114
0.187
MIN
0.0197 BSC
0.037 REF
-
0.0196 REF
0°
INCHES
DOCUMENT CONTROL NO.
0.0275
0.0106
0.0078
MAX
0.043
0.006
0.037
0.120
0.118
0.120
0.118
0.199
6°
21-0061
MILLIMETERS
0.05
0.75
2.95
2.89
2.95
2.89
4.75
0.40
0.177
0.090
MIN
0.500 BSC
-
0.498 REF
0°
0.940 REF
1.10
0.15
0.95
3.05
3.00
3.05
3.00
5.05
0.70
0.270
0.200
MAX
6°
REV.
1
1