MAX1978ETM+ Maxim Integrated Products, MAX1978ETM+ Datasheet - Page 19

• Manufacturer Part Number: MAX1978ETM+
• Description: IC CNTRLR INT TEMP 48TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1978ETM+

• Applications: Thermoelectric Cooler
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFN Exposed Pad
• Output Voltage Range: - 4.3 V to + 4.3 V
• Output Current: 6 A
• Input Voltage Range: 3 V to 5.5 V
• Input Current: 30 mA
• Power Dissipation: 2105 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Ic Output Type: Current
• Sensing Accuracy Range: ± 1%
• Supply Current: 30mA
• Supply Voltage Range: 3V To 5.5V
• Sensor Case Style: QFN
• No. Of Pins: 48
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Temperature Sensing Range: -40°C To +85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TRANSISTOR COUNT: 6023
PROCESS: BiCMOS
TEC CURRENT MONITOR
UNDERTEMP ALARM
OVERTEMP ALARM
TEMP MONITOR
3V TO 5.5V
______________________________________________________________________________________
OFF
INPUT
COOLING CURRENT LIMIT
HEATING CURRENT LIMIT
ON
VOLTAGE LIMIT
Chip Information
Controllers for Peltier Modules
V
PV
SHDN
OT
UT
BFB-
AIN-
AOUT
ITEC
AIN+
MAXV
MAXIP
MAXIN
REF
DD
DD-
MAX1978
Integrated Temperature
For the latest package outline information and land patterns, go
to www.maxim-ic.com/packages. Note that a "+", "#", or "-" in
the package code indicates RoHS status only. Package draw-
ings may show a different suffix character, but the drawing per-
tains to the package regardless of RoHS status.
PACKAGE TYPE
48 TQFN-EP
PGND1
PGND2
OS1
OS2
LX1
LX2
FB+
FB-
CS
Typical Operating Circuit
PACKAGE CODE
Package Information
OPTIONAL DAC
T4877+6
REF
NTC
TEC
DAC
DOCUMENT NO.
I
TEC
= ±3A
21-0144
19