ST2042 Electrical characteristics
Doc ID 9679 Rev 6 7/13
5 Electrical characteristics
V
I
= 5.5 V, I
O
= rated current, V
IEN
= 0 V, T
J
= 25 °C, unless otherwise specified (See Note 1
on page 8).
Table 5. Power switch electrical characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
R
DS(on)
Static drain-source
ON-state resistance
V
I
= 5 V I
O
= 0.5 A 80 100
mΩ
V
I
= 5 V I
O
= 0.5 A, T
J
= 85 °C 90 120
V
I
= 5 V I
O
= 0.5 A, T
J
=125 °C 100 135
V
I
= 3.3 V I
O
= 0.5 A 90 125
V
I
= 3.3 V I
O
= 0.5 A, T
J
= 85 °C 110 145
V
I
= 3.3 V I
O
= 0.5 A, T
J
= 125 °C 120 160
t
r
Output rise time
V
I
= 5.5 V
R
L
= 10, C
L
= 1 µF
2.5
ms
V
I
= 2.7 V 3
t
f
Output fall time
V
I
= 5.5 V 0.3
ms
V
I
= 2.7 V 0.2
Table 6. Enable Input ENx characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
IH
High level input
voltage
V
I
= 2.7 to 5.5 V 2 V
V
IL
Low level input
voltage
V
I
= 4.5 to 5.5 V 0.8
V
V
I
= 2.7 to 4.5 V 0.4
I
I
Input current V
IENX
= 0 V or V
I
-0.5 0.5 μA
t
on
Turn-on time R
L
= 10 Ω, C
L
= 100 μF20ms
t
off
Turn-off time R
L
= 10 Ω, C
L
= 100 μF40ms
Table 7. Current limit characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
I
OS
Short-circuit output
current
V
I
= 5 V, OUT connected to GND,
device enabled into short circuit
0.7 1 1.3 A
Obsolete Product(s) - Obsolete Product(s)
Electrical characteristics ST2042
8/13 Doc ID 9679 Rev 6
Note: 1 Pulse testing techniques maintain junction temperature close to ambient temperature:
thermal effect must be takes into account separately.
2 Specified by design, not production tested.
3 Guaranteed by design.
Table 8. Supply current characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
I
SOL
Current low level
output
V
IENX
= V
I
, no load, 0.025 1
μA
V
IENX
= V
I
, no load, T
J
= -40 to 125 °C 10
I
SOH
Current low high
output
V
IENX
= 0, no load, 70 90
μA
V
IENX
= 0, no load, T
J
= -40 to 125 °C 100
I
L
Output leakage
current
V
IENX
= V
I
, output connected to GND,
T
J
= -40 to 125 °C
10 μA
Table 9. Undervoltage characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
IL
Low level input
voltage
22.5V
V
HYS
Hysteresis 100 mV
Table 10. Overcurrent (OC) characteristics
Symbol Parameter Test conditions Min. Typ. Max. Unit
I
SINK
Sink current V
O
= 5 V 10 mA
V
O
Output low
voltage
I
O
= 5 mA 0.5 V
I
OFF
OFF-state
current
V
O
= 5 V, V
O
= 3.3 V 1 μA
T
FB
Fault-blanking
period
V
I
= 5.5 V, T
J
= 25 °C
(See Note 2 and Note 3)
210 ms
Obsolete Product(s) - Obsolete Product(s)
ST2042 Electrical characteristics
Doc ID 9679 Rev 6 9/13
Figure 3. Test circuit
Figure 4. Waveform - propagation delays (f = 1 MHz; 50% duty cycle)
Obsolete Product(s) - Obsolete Product(s)

ST2042BD

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
IC POWER DISTRIB SW 500MA 8-SOIC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet