STEVAL-ISA050V1 STMicroelectronics, STEVAL-ISA050V1 Datasheet - Page 11

• Manufacturer Part Number: STEVAL-ISA050V1
• Description: KIT EVAL PM6641 CHIPSET/DDR2/3
• Manufacturer: STMicroelectronics
• Type: DC/DC Switching Converters, Regulators & Controllersr

Specifications of STEVAL-ISA050V1

• Main Purpose: Special Purpose DC/DC, DDR Memory Supply
• Outputs And Type: 4, Non-Isolated
• Power - Output: 14.7W
• Voltage - Output: 1.05V, 1.5V, 1.8V, 0.9V
• Current - Output: 4A, 2.8A, 2.5A, 2A
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 750kHz
• Board Type: Fully Populated
• Utilized Ic / Part: PM6641
• Input Voltage: 2.7 V to 5.5 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: PM6641
• Kit Application Type: Power Management - Voltage Regulator
• Application Sub Type: Monolithic Voltage Regulator
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: PM6641
• Other names: 497-8425

PM6641
Table 6.
Thermal shutdown
Switching node – chipset 1.5 V rail
Soft-end section – chipset 1.5 V rail
Power management section – chipset 1.5 V rail
Switching node – chipset 1.05 V rail
Soft end section – chipset 1.05 V rail
R
R
R
R
Symbol
I
I
T
DSon,HS
DSon,HS
DSon,LS
DSon,LS
t
t
INLEAK
INLEAK
Onmin
Onmin
SHDN
Electrical characteristics (continued)
Thermal shutdown threshold
Thermal shutdown hysteresis
Minimum on-time
High side PMOS Ron
Low side NMOS Ron
VIN_1S5 leakage current
Peak current limit
Discharge resistance
LS turn-on VFB_1SX threshold
with internal divider
LS turn-on VFB_1SX threshold
with external divider
EN_1S5 turn-off level
EN_1S5 turn-on level
Minimum on-time
High side PMOS Ron
Low side NMOS Ron
VIN_1S05 leakage current
Peak current limit
Discharge resistance
Parameter
Doc ID 13510 Rev 3
V
EN_1S5 low
R
VFB_S1X to OUT_X
VFB_S1X to external divider
V
V
EN_1S05 low
R
AVCC
AVCC
AVCC
CSNS
CSNS
= V
= 5 V
= V
= 50 kΩ
= 50 kΩ
Test condition
VCC
VCC
= +5 V, all
= +5 V, all
+3.3 V
+3.3 V
V
V
V
V
+5 V
+5 V
IN
IN
IN
IN
=
=
=
=
Electrical characteristics
Min
0.8
Values
0.29
0.16
Typ
100
150
200
150
180
100
3.9
5.1
15
25
70
25
Max
220
160
160
110
1
2
1
1
11/47
Unit
mΩ
mΩ
μA
μA
°C
ns
ns
Ω
Ω
A
V
V
A