MAX8717ETI+ Maxim Integrated Products, MAX8717ETI+ Datasheet - Page 9

• Manufacturer Part Number: MAX8717ETI+
• Description: IC CNTRLR PWR SUP 28-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8717ETI+

• Applications: Controller, Notebook Computers
• Voltage - Input: 4 ~ 26 V
• Number Of Outputs: 2
• Voltage - Output: 3.3V, 5V, 1 ~ 5.5 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(Circuit of Figure 1, MAX8717, V
12V
2V
5V
5V
5V
5V
Interleaved High-Efficiency, Dual Power-Supply
0
0
0
0
0
0
0
0
A. LX2, 20V/div
B. ON2, 10V/div
C. PGOOD2, 10V/div
1.0Ω LOAD ON OUT2
100Ω LOAD ON OUT2
SKIP2 = V
A. V
B. OUT2, 2V/div
C. PGOOD2, 5V/div
CC
, 2V/div
V
STARTUP WAVEFORMS
CC
CC
UVLO WAVEFORMS
400μs/div
4ms/div
_______________________________________________________________________________________
D. REF, 2V/div
E. OUT2, 2V/div
F. I
D. DL2, 5V/div
E. I
LX2
LX2
MAX8716/17/57 toc18
MAX8716/17/57 toc21
, 2.5AV/div
, 2.5AV/div
IN
Controllers for Notebook Computers
= 12V, V
A
B
C
D
E
F
A
B
C
D
E
DD
3.3V
= V
12V
12V
5V
5V
5V
2V
5V
5V
0
0
0
0
0
Typical Operating Characteristics (continued)
CC
A. DL2, 10V/div
B. ON2, 10V/div
C. PGOOD2, 10V/div
1.0kΩ LOAD ON OUT2
SKIP2 = GND
A. OUT2, 50mV/div
B. LX2, 10V/div
C. V
1.0A LOAD ON OUT1, 1.0A LOAD ON OUT2
SKIP1 = V
= 5V, SKIP_ = GND, FSEL = REF, T
STEADY-STATE WAVEFORMS
IN
SHUTDOWN WAVEFORMS
, 50mV/div
CC
, SKIP2 = V
1ms/div
2μs/div
CC
D. REF, 2V/div
E. OUT2, 2V/div
F. I
D. OUT1, 50mV/div
E. LX1, 10V/div
LX2
MAX8716/17/57 toc19
MAX8716/17/57 toc22
, 2.5AV/div
A
B
C
D
E
F
A
B
C
D
E
A
3.3V
4.9V
3.3V
= +25°C, unless otherwise noted.)
5V
5V
5V
5V
0
0
0
0
0
0
0
A. OUT2, 50mV/div
B. LX2, 10V/div
C. V
A. ON1/ON2, 5V/div
B. PGOOD1, 10V/div
C. PGOOD2, 10V/div
1.0A LOAD ON OUT1, 1.0A LOAD ON OUT2
SKIP1 = V
IN
, 50mV/div
DROPOUT WAVEFORMS
STARTUP WAVEFORMS
CC
, SKIP2 = V
1ms/div
2μs/div
CC
D. OUT2, 2V/div
E. OUT1, 2V/div
D. OUT1, 50mV/div
E. LX1, 10V/div
MAX8716/17/57 toc20
MAX8716/17/57 toc23
A
B
C
D
E
A
B
C
D
E
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