MAX8760ETL+ Maxim Integrated Products, MAX8760ETL+ Datasheet - Page 12

• Manufacturer Part Number: MAX8760ETL+
• Description: IC CNTRLR QUICK PWM 40-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8760ETL+

• Applications: Controller, 6-bit VID AMD Mobile Turion™
• Voltage - Input: 4 ~ 28 V
• Number Of Outputs: 2
• Voltage - Output: 0.38 ~ 1.55 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-TQFN Exposed Pad
• Output Voltage: 0.375 V to 1.55 V
• Output Current: 4000 mA
• Mounting Style: SMD/SMT
• Switching Frequency: 550 KHz
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 40 C
• Synchronous Pin: No
• Topology: Buck
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Dual-Phase, Quick-PWM Controller for AMD
Mobile Turion 64 CPU Core Power Supplies
12
(Circuit of Figure 1, V
(SUS = V
______________________________________________________________________________________
CC
), OFS = GND, T
1.5V
2.5A
2.5A
3.3V
1.5V
1.0V
5V
0
0
0
IN
A. SKIP = V
B. 1.5V OUTPUT, 50mV/div
C. I
D. I
2A LOAD
A. SUS, 5V/div
B. V
C. I
D. I
5A LOAD, SKIP = V
SINGLE-PHASE SKIP TO DUAL-PHASE
= 12V, V
L1
L2
L1
L2
(DUAL-PHASE PWM OPERATION)
OUT
, 10A/div
, 10A/div
, 10A/div
, 10A/div
A
= 1.5V TO 1.0V, 0.5V/div
= +25°C, unless otherwise specified.)
SUSPEND TRANSITION
CC
PWM TRANSITION
TO GND, 5V/div
CC
CC
20µs/div
= V
40µs/div
, R
TIME
DD
= 64.9kΩ
= 5V, SHDN = SKIP = V
Typical Operating Characteristics (continued)
MAX8760 toc24
MAX8760 toc22
A
B
C
D
A
B
C
D
CC
, D0–D5 set for 1.5V (SUS = GND), S0 and S1 set for 1V
3.3V
1.5V
1.0V
1.5V
10A
10A
5V
2V
0
0
0
0
0
A. SUS, 5V/div
B. V
C. I
D. I
5A LOAD, C
A. SKIP = V
B. 1.5V OUTPUT, 50mV/div
C. I
D. I
2A LOAD
DUAL-PHASE SKIP TO DUAL-PHASE
(SINGLE-PHASE SKIP OPERATION)
L1
L2
L1
L2
OUT
, 10A/div
, 10A/div
, 10A/div
, 10A/div
= 1.5V TO 1.0V, 0.5V/div
SUSPEND TRANSITION
CC
OUT
PWM TRANSITION
TO REF, 5V/div
= (4) 680µF, SKIP = SUS, R
100µs/div
20µs/div
MAX8760 toc23
MAX8760 toc25
TIME
= 64.9kΩ
A
A
B
C
D
B
C
D