MAX1969EUI+ Maxim Integrated Products, MAX1969EUI+ Datasheet - Page 7

• Manufacturer Part Number: MAX1969EUI+
• Description: IC DRVR POWER 28-TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1969EUI+

• Applications: Thermoelectric Cooler
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP Exposed Pad, 28-eTSSOP, 28-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

200mA/div
500mA/div
(V
V
5V/div
DD
SHDN
650
630
610
590
570
550
530
510
490
470
450
I
TEC
I
DD
-3
-1
-2
-4
-5
2
1
0
= 5V, V
-40
-40
STARTUP AND SHUTDOWN WAVEFORMS
V
FREQ = 500kHz
V
R
CTLI
CTLI
TEC
REFERENCE VOLTAGE CHANGE
-20
-20
= 2V
CTLI
= 1Ω
= 1.5V
SWITCHING FREQUENCY
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
= 1V, V
0
0
_______________________________________________________________________________________
20
20
2ms/div
FREQ
Power Drivers for Peltier TEC Modules
40
40
= GND, R
60
60
80
80
LOAD
0V
0A
0A
= 1Ω, circuit of Figure 1, T
1V/div
2A/div
V
CTLI
I
TEC
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
Typical Operating Characteristics (continued)
0.6
0.4
0.2
35
30
25
20
15
10
5
0
0
3.0
-0.4
FREQ = 500kHz
SWITCHING FREQUENCY CHANGE
REFERENCE LOAD REGULATION
-0.2
SINK
3.5
CTLI STEP RESPONSE
0
LOAD CURRENT (mA)
SOURCE
4.0
V
vs. V
DD
0.2
V
1ms/div
DD
= 3.3V
(V)
DD
0.4
4.5
A
= +25°C, unless otherwise noted.)
0.6
5.0
0.8
5.5
1.0
1.5V
0A
20mA/div
2V/div
V
I
-0.5
-2.0
TEC
-1.0
-1.5
-2.5
-3.0
-3.5
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
DD
1.0
0.5
0.6
0.4
0.2
0
0
-0.4
3.0
REFERENCE LOAD REGULATION
REFERENCE VOLTAGE CHANGE
-0.2
SINK
3.5
V
DD
0
LOAD CURRENT (mA)
SOURCE
STEP RESPONSE
4.0
V
0.2
vs. V
10ms/div
V
DD
DD
= 5V
(V)
DD
0.4
4.5
0.6
5.0
0.8
5.5
1.0
7
0V
1A