STEVAL-ISA050V1 STMicroelectronics, STEVAL-ISA050V1 Datasheet - Page 10

• 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

Electrical characteristics
4
Table 6.
10/47
Supply section all rails
Error amplifier, FB
Oscillator frequency
Comp all rails
UVP/OVP protections and PGOOD signal (SMPS only) all rails
V
I
Symbol
UVLO
PG,LEAK
OVP
UVP
I
PG,LOW
V
PG
SHDN
f
I
I
I
g
SW
CC
REF
FB
SS
m
th
th
th
th
Electrical characteristics
T
output if not otherwise specified
Electrical characteristics
a. All parameters at operating temperature extremes are guaranteed by design and statistical analysis
AVCC+VCC operating current
Total shutdown current into
VIN_x + AVCC + VCC pins
AVCC under voltage lockout
upper threshold
AVCC under voltage lockout
lower threshold
UVLO hysteresis
Error amplifier reference voltage V
FB input bias current
Soft-start current
Switching frequency
COMP_x transconductance
Overvoltage threshold
Undervoltage threshold
Power good upper threshold
Power Good lower threshold
PG_x outputs leakeage current
PG_x outputs low level
A
= 0 °C to 85 °C, AVCC = 5 V, VCC = 5 V, VIN_x = 3.3 V and LDOIN connected to 1.8 V
(not production tested).
AND
SS – all rails
Parameter
Doc ID 13510 Rev 3
V
regulators active without load
V
all EN_x low
VFB_X = 0.8 V
V
R
SET_SWF to VCC
R
PG_x tied to +5 V
V
(a)
AVCC
VCC
IN
FB_X
SS_X
SETSWF
SETSWF
.
= V
= +
= 0.4 V
= 0.6 V or 1V, I
= V
AVCC
5 V, all switching
= 140 kΩ
= 70 kΩ
Test condition
VCC
= V
= 5 V
VCC
= +5 V,
PG_X
= 2 mA
Min
100
792
675
116
106
4.0
3.6
56
86
Values
1000
Typ
800
500
750
300
120
110
4.1
3.9
10
60
90
Max
4.35
808
825
124
115
250
4.0
64
10
25
94
PM6641
3
1
Unit
kHz
mA
mV
mV
mV
μA
nA
μA
µS
µA
%
V