ST1S06A STMicroelectronics, ST1S06A Datasheet - Page 6

• Manufacturer Part Number: ST1S06A
• Description: Synchronous rectification, 1.5 A, 1.5 MHz adjustable, step-down switching regulator
• Manufacturer: STMicroelectronics

Specifications of ST1S06A

• Typical Efficiency: > 90%
• Not Switching Quiescent Current: max 1.5mA over temperature range

4
Table 5.
Note:
6/20
R
R
%V
%V
%V
%V
Symbol
PWMf
T
DSON
DSON
D
T
V
I
I
SHDN
SWL
FB
I
INH
MAX
HYS
V
I
I
O
O
O
FB
O
INH
ν
Q
O
/ΔI
/ΔI
/ΔI
I
/ΔV
-N
-P
S
O
O
O
1
I
Feedback voltage
V
Minimum input voltage
Quiescent current
Output current
Inhibit threshold
Inhibit pin current
Reference line regulation
Reference load regulation
PWM switching frequency
Maximum duty cycle
NMOS switch on resistance
PMOS switch on resistance
Switching current limitation
Efficiency
Thermal shutdown
Thermal shutdown hysteresis
Load transient response
Short circuit removal response
Electrical characteristics
V
125 °C unless otherwise specified. Typical values are referred to T
Electrical characteristics for ST1S06
Guaranteed by design, but not tested in production
FB
IN_SW
pin bias current
= V
Note 1
Parameter
IN_A
= V
INH
= 5 V, V
I
V
V
V
Device ON, V
Device ON, V
Device OFF
V
I
V
I
I
Note 1
I
I
I
25°C t
I
T
Doc ID 12236 Rev 9
O
O
O
SW
SW
O
O
O
O
J
INH
INH
I
I
FB
= 1.2 V, C
= 10mA to 1.5A
= 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 750mA, T
= 10mA to I
= 25°C
= 750 mA
= 750 mA
= 0.8V
> 1.2V
< 0.4V, T
R
Test conditions
= t
Note 1
F
≥ 200ns,
I
I
I
J
O
= 4.7 µF, C
= 2.7 to 5.5V
= 2.7 to 5V
= -30°C to 85°C
Note 1
= short,
Note 1
Note 1
Note 1
O
O
= 3.3V
J
= 3.3V
=
O
= 22 µF, L1 = 3.3 µH, T
Min.
784
130
-10
2.7
1.5
1.3
1.2
1.2
80
65
85
-5
J
= 25 °C.
Typ.
0.12
0.15
800
150
0.2
0.2
1.5
2.3
87
90
15
J
Max.
816
600
+10
1.5
0.4
0.3
0.3
1.8
+5
= -30 °C to
1
2
%V
%V
%V
%V
MHz
Unit
mV
mA
ΔI
ΔV
nA
µA
µA
°C
°C
%
%
Ω
Ω
V
A
V
A
O
O
O
O
O
I
/
/