STMPS2151MTR STMicroelectronics, STMPS2151MTR Datasheet - Page 11

• Manufacturer Part Number: STMPS2151MTR
• Description: IC PWR SWITCH ENH 1CH SO-8
• Manufacturer: STMicroelectronics
• Type: High Side Switchr

Specifications of STMPS2151MTR

• Number Of Outputs: 1
• Rds (on): 125 mOhm
• Internal Switch(s): Yes
• Current Limit: 500mA
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Switch Type: High Side
• Power Switch Family: STMPS2151
• Input Voltage: 5V
• Power Switch On Resistance: 130mOhm
• Output Current: 0A
• Mounting: Surface Mount
• Supply Current: 40uA
• Package Type: SO
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Pin Count: 8
• Power Dissipation: 32.5mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8349-2; STMPS2151MTR

STMPS2141, STMPS2151, STMPS2161, STMPS2171
4
Table 4.
Table 5.
Table 6.
Part number
Part number
STMPS2141
STMPS2151
STMPS2161
STMPS2171
STMPS2141
STMPS2151
STMPS2161
STMPS2171
Part number
STMPS2141
STMPS2151
STMPS2161
STMPS2171
Ambient temperature
In Enable operating mode, an amount of power is dissipated as heat in the power switch due
to the on-resistance. The power dissipation is: P = I
SOT23-5L (160 °C/W)
MSOP8 (220 °C/W)
SO-8 (160 °C/W)
Max current
Max current
current
0.50 A
1.00 A
0.50 A
1.00 A
0.50 A
1.00 A
Max
Max R
130 mΩ
130 mΩ
at 5 V
Max R
Max R
130 mΩ
130 mΩ
at 5 V
130 mΩ
130 mΩ
ON
5 V
ON
ON
dissipation
at
130.0 mΩ
32.5 mΩ
Power
Doc ID 13793 Rev 4
dissipation
130.0 mW
32.5 mW
dissipation
130.0 mW
Power
32.5 mW
Power
difference (junction
and ambient)
Temperature
20.8
5.2
Temperature
(junction and
difference
Temperature
(junction and
ambient)
2
difference
R.
ambient)
28.6
7.2
24.8
6.2
(at junction temperature
(at junction temperature
Maximum ambient
Ambient temperature
Maximum ambient
temperature 125 °C)
temperature
Maximum ambient
temperature
125 °C)
temperature
124.8
104.2
(at junction
125 °C)
117.8
96.4
118.8
100.2
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