STEVAL-ISA047V2 STMicroelectronics, STEVAL-ISA047V2 Datasheet - Page 6

• Manufacturer Part Number: STEVAL-ISA047V2
• Description: BOARD EVAL BASED ON ST1S03A
• Manufacturer: STMicroelectronics
• Series: 0040r

Specifications of STEVAL-ISA047V2

• Mfg Application Notes: ST1S03 AppNote
• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 3.3V
• Current - Output: 1.5A
• Voltage - Input: 3 ~ 5.5 V
• Regulator Topology: Buck
• Frequency - Switching: 1.5MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ST1S03A
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: ST1S03A
• Kit Application Type: Power Management - Voltage Regulator
• Application Sub Type: Step Down DC/DC Converter
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-6375

Electrical characteristics
4
Table 5.
Note: 1 Guaranteed by design, but not tested in production
6/14
%V
%V
%V
I
%V
Symbol
O
PWMf
T
D
T
=Short
V
I
V
I
SHDN
FB
I
MIN
MAX
SW
HYS
@
I
I
O
O
O
FB
O
INH
ν
Q
O
DS
/ΔI
/ΔI
/ΔI
/ΔV
S
O
O
O
I
Electrical characteristics
(V
otherwise specified. Typical values are referred to 25 °C)
IN_SW
Feedback voltage
V
Quiescent current
Inhibit threshold
Output current
Minimum output current
Reference line regulation
Reference load regulation
PWM switching frequency
Maximum duty cycle
Switching current limitation
Switch V
Efficiency
Thermal shutdown
Thermal shutdown hysteresis
Load transient response
Short circuit removal response
Electrical characteristics
FB
pin bias current
= V
DS
IN_A
Parameter
= V
INH
= 5 V, C
I
= 4.7 µF, C
V
V
Device ON
Device OFF
V
V
I
V
V
I
I
I
Note 1
Note 1
I
t
I
Note 1
O
SW
O
O
O
R
O
INH
INH
I
I
FB
FB
= 2.7 to 5.5V
= 2.7V to 5.5V
= 10mA to 1.5A
= 10mA to 100mA, V
= 100mA to 1.5A, V
= 100mA to 1.5A, T
= t
= 10mA to short, T
= 800mA
= 0.7V, T
= 0.7V
F
> 1.2V
< 0.4V
≥ 100ns,
Test conditions
O
A
= 22 µF, L1 = 3.3 µH, T
= 25°C
Note 1
A
A
O
Note 1
= 25°C
O
= 25°C
= 3.3V
= 3.3V
Min.
784
130
-10
1.2
1.5
1.2
2.5
70
85
-3
1
J
= 0 to 125 °C (unless
Typ.
800
150
0.2
0.2
1.5
87
15
Max.
816
600
200
+10
1.5
0.4
1.8
+3
1
%V
%V
%V
%V
MHz
Unit
mV
mA
ΔI
mV
mA
ΔV
nA
µA
°C
°C
%
%
V
A
A
O
O
O
O
O
I
/
/