STEVAL-ISA051V1 STMicroelectronics, STEVAL-ISA051V1 Datasheet - Page 11

• Manufacturer Part Number: STEVAL-ISA051V1
• Description: BOARD EVAL PM6670S DDR2/3
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of STEVAL-ISA051V1

• Design Resources: STEVAL-ISA051V1 Gerber Files STEVAL-ISA051V1 Schematic STEVAL-ISA051V1 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 ~ 28V
• Regulator Topology: Buck
• Board Type: Fully Populated
• Utilized Ic / Part: PM6670
• Input Voltage: 4.5 V to 28 V
• Output Voltage: 1.8 V, 1.5 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: PM6670S
• 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: PM6670S
• Other names: 497-8411

PM6670S
Table 6.
VDDQ output
Current limit and zero crossing comparator
High and low side gate drivers
UVP/OVP protections and PGOOD SIGNAL (SMPS only)
Soft start section (SMPS)
V
V
PGOOD
I
Symbol
PG,LEAK
V
ZC,OFFS
I
PG,LOW
OVP
UVP
CSNS
VDDQ
VDDQ output voltage, DDR3
VDDQ output voltage, DDR2
Feedback accuracy
CSNS input bias current
Comparator offset
Positive current limit threshold
Fixed negative current limit
threshold
Zero crossing comparator
offset
HGATE driver on-resistance
LGATE driver on-resistance
Over voltage threshold
Under voltage threshold
Power Good upper threshold
Power Good lower threshold
PG leakage current
PG low-level voltage
Soft-start ramp time
(4 steps current limit)
Soft-start current limit step
Electrical characteristics (continued)
Parameter
MODE connected to AVCC,
DDRSEL tied to SGND, No load
MODE and DDRSEL connected to
AVCC, no load
Rsense = 1 kΩ
V
HGATE high state (pull-up)
HGATE low state (pull-down)
LGATE high state (pull-up)
LGATE low state (pull-down)
PG forced to 5 V
I
PG,SINK
PGND
Doc ID 14432 Rev 4
- V
= 4 mA
CSNS
Test condition
Min
-1.5
110
112
107
-11
1.5
67
86
-6
Electrical characteristics
Values
Typ
120
115
110
120
110
150
1.5
1.8
2.0
1.8
1.4
0.6
70
90
30
-5
3
Max
130
118
113
250
1.5
2.7
2.1
0.9
73
93
6
1
3
1
4
Unit
mV
mV
mV
mV
mV
ms
μA
μA
μA
11/54
%
%
Ω
V