MAX8770GTL+T Maxim Integrated Products, MAX8770GTL+T Datasheet - Page 11

• Manufacturer Part Number: MAX8770GTL+T
• Description: IC CTLR PS 2/1PH QUICK PWM 40QFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX8770GTL+T

• Applications: Controller, Intel IMVP-6
• Voltage - Input: 4 ~ 26 V
• Number Of Outputs: 1
• Voltage - Output: 0.125 ~ 1.5 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PWM Controller for IMVP-6+ CPU Core Power Supplies
CONFIDENTIAL INFORMATION – RESTRICTED TO INTEL
(Circuit of Figure 1. V
wise specified.)
0.01
0.1
10
1
0
I
CC
vs. INPUT VOLTAGE AT SKIP MODE
I
IN
+ I
MAX8770/MAX8771/MAX8772 Dual-Phase, Quick-
NO-LOAD SUPPLY CURRENT
DD
5
100
80
60
40
20
0
0
0
0
0
0
0
0
INPUT VOLTAGE (V)
595
A. SHDN, 5V/div
B. CLKEN, 10V/div
C. PWRGD, 10V/div
D. PHASEGD, 10V/div
SAMPLE SIZE = 200
10
______________________________________________________________________________________
IN
G
SOFT-START (UP TO PWRGD)
= 12V, V
m(FB)
597
TRANSCONDUCTANCE (µS)
15
DPRSLPVR = V
TRANSCONDUCTANCE
DISTRIBUTION
599
1ms/div
CC
20
= V
CC
601
E. V
F. I
G. I
LXI
LX2
DD
25
OUT
R
, 10A/div
LOAD
, 10V/div
, 1V/div
, SHDN = PSI = 5V, DPRSLPVR = GND, D0–D6 set for 1.1500V, T
603
= 65mΩ
MAX8770 toc14
Typical Operating Characteristics (continued)
605
100
80
60
40
20
0
1.990
A
B
C
D
E
F
G
REFERENCE VOLTAGE DISTRIBUTION
REFERENCE VOLTAGE (V)
2.000
SAMPLE SIZE = 200
0.3
0.2
0.1
0
0
0
0
0
0
0
0
2.010
A. SHDN, 5V/div
B. CLKEN, 10V/div
C. LX1, 10V/div
INDUCTOR CURRENT DIFFERENCE
SOFT-START (UP TO CLKEN)
5
vs. LOAD CURRENT
INPUT VOLTAGE (V)
®
100
80
60
40
20
10
0
200µs/div
OUTPUT OFFSET VOLTAGE DISTRIBUTION
IMVP-6 LICENSEES
-3
1.2000V
0.8125V
15
D. V
E. I
F. I
-2
OUTPUT OFFSET VOLTAGE (mV)
R
LXI
LX2
OUT
SENSE
R
, 10A/div
LOAD
, 10V/div
, 1V/div
A
20
= 1mΩ
= 25°C, unless other-
= 65mΩ
-1
MAX8770 toc15
25
SAMPLE SIZE = 200
1
A
B
C
D
E
F
2
3
11