STEVAL-ISA051V2 STMicroelectronics, STEVAL-ISA051V2 Datasheet - Page 13

• Manufacturer Part Number: STEVAL-ISA051V2
• Description: BOARD EVAL PM6670AS DDR2/3
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of STEVAL-ISA051V2

• Design Resources: STEVAL-ISA051V2 Gerber Files STEVAL-ISA051V2 Schematic STEVAL-ISA051V2 Bill of Material
• Main Purpose: Special Purpose DC/DC, DDR Memory Supply
• Outputs And Type: 4, Non-Isolated
• Voltage - Output: 1.5V, 1.8V
• Voltage - Input: 4.5 ~ 36V
• Regulator Topology: Buck
• Board Type: Fully Populated
• Utilized Ic / Part: PM6670A
• Input Voltage: 4.5 V to 36 V
• Output Voltage: 1.8 V, 1.5 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: PM6670AS
• Kit Application Type: Power Management
• Application Sub Type: DDR2/3 Memory Power Supply Controller
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Power - Output: -
• Frequency - Switching: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: PM6670AS
• Other names: 497-8412

PM6670AS
5
Figure 3.
Figure 5.
Figure 7.
500
450
400
350
300
250
200
150
1.8000
1.7990
1.7980
1.7970
1.7960
1.7950
1.7940
100
90
80
70
60
50
40
30
20
10
0.0
0
0.001
0.0
5.0
Typical operating characteristics
Efficiency vs load - 1.5 V and 1.8 V,
Vin = 12 V
Switching frequency vs input
voltage, 1.8 V
VDDQ line regulation, 1.8 V, 7 A
5.0
0.01
10.0
10.0
Output current (A)
Input voltage (V)
Input voltage (V)
Forced PWM
No-Audible P-S
Pulse-Skip
15.0
0.1
15.0
20.0
20.0
DDR2 - Forced PWM
DDR2 - No-Audible P-S
DDR2 - Pulse-Skip
DDR3 - Forced PWM
DDR3 - No-Audible P-S
DDR3 - Pulse-Skip
1
25.0
25.0
Doc ID 14436 Rev 2
30.0
10
30.0
Figure 4.
Figure 6.
Figure 8.
500
450
400
350
300
250
200
150
1.4980
1.4975
1.4970
1.4965
1.4960
1.4955
1.4950
1.4945
1.4940
500
450
400
350
300
250
200
150
100
0.0
50
0
0.0
0.001
5.0
Switching frequency vs load - 1.8 V,
Vin = 12 V
Switching frequency vs input
voltage, 1.5 V
VDDQ line regulation, 1.5 V, 7 A
5.0
Typical operating characteristics
0.01
10.0
Forced PW M
No-Audible P-S
Pulse-Skip
10.0
Output curre nt (A)
Input voltage (V)
Input voltage (V)
Forced PWM
No-Audible P-S
Pulse-Skip
15.0
15.0
0.1
20.0
20.0
1
25.0
25.0
13/53
30.0
10
30.0