STMPS2171STR STMicroelectronics, STMPS2171STR Datasheet - Page 10

• Manufacturer Part Number: STMPS2171STR
• Description: IC PWR SWITCH 1CH 1000MA SOT23-5
• Manufacturer: STMicroelectronics
• Type: High Side Switchr

Specifications of STMPS2171STR

• Number Of Outputs: 1
• Rds (on): 110 mOhm
• Internal Switch(s): Yes
• Current Limit: 1A
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• On Resistance (max): 0.12 Ohms
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Maximum Power Dissipation: 130 mW
• Mounting Style: SMD/SMT
• Supply Current: 0.04 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6856-2; STMPS2171STR

Functional description
3.4
Note:
3.5
10/34
Reversed current blocking
When the switch is OFF (disabled through the EN pin), or when the STMPS device is un-
powered (V
reverse current will flow into the device when V
In the case where the switch is ON, and a voltage higher than V
a reverse current occurs. This operating condition is not allowed.
UVLO
When the input voltage drops below critical values, the power switch turns off to prevent
improper operation due to low voltage.
CC
= 0 V) the switch behaves as an Hi-Z at the output pin, ensuring that no
Doc ID 13793 Rev 4
STMPS2141, STMPS2151, STMPS2161, STMPS2171
i
<
V
o
.
IN
is applied to the OUT pin,