MIC2548A-1YM Micrel Inc, MIC2548A-1YM Datasheet - Page 4

• Manufacturer Part Number: MIC2548A-1YM
• Description: IC SW CURR LIMIT HI SIDE 8SOIC
• Manufacturer: Micrel Inc
• Type: High Sider

Specifications of MIC2548A-1YM

• Input Type: Non-Inverting
• Number Of Outputs: 1
• On-state Resistance: 80 mOhm
• Current - Peak Output: 1.5A
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output / Channel: -
• Other names: 576-3608-5

Absolute Maximum Ratings
Supply Voltage (V
Output Voltage (V
Output Current (I
Enable Input (V
Fault Flag Voltage (V
Fault Flag Current (I
Storage Temperature (T
Junction Temperature (T
Lead Temperature (soldering, 10 sec.)...................... 260°C
ESD Rating
Electrical Characteristics
V
Power Input Supply
Enable Input
Internal Switch
Current Limit
Output Response Times
Micrel, Inc.
Parameter
Input Voltage Range (V
Shutdown Current
Supply Current
EN Logic Level High
EN Logic Level Low
En Bias Current
EN Input Capacitance
EN Pulse Reset Width
V
On Resistance R
Output Leakage Current
Current Limit Factor
Current-Limit Response
Time
Output Turn-On Delay
Output Turn-On Rise Time
Output Turn-Off Delay
Output Turn-Off Fall Time
April 2010
IN
IN
= +5V; T
to EN Set-Up
(3)
A
.................................................................. 2kV
= 25°C, Bold values indicate –40°C to +85°C, unless noted.
EN
DS(ON)
OUT
) ................................... –0.3V to V
OUT
IN
) ....................................... –0.3V to 6.0V
) .................................Internally Limited
FLG
) ....................................... –0.3V to V
FLG
IN
) ..............................................50mA
)
)................................... –0.3V to 6V
s
J
) .........................–65°C to +150°C
) ........................Internally Limited
Condition
Switch off, V
Switch on, V
V
V
(Note 5)
MIC2548 Thermal Shutdown Latch
MIC2548
I
Switch off
I
I
V
R
R
R
R
OUT
OUT
OUT
EN
EN
OUT
L
L
L
L
= 10Ω, C
= 10Ω, C
= 10Ω, C
= 10Ω, C
= 2.4V
= 0.8V
= 500mA
= 100mA to 500mA, V
= 500mA to 1.5A, V
= 0V
(5)
(1)
(5) (6)
(4)
(4)
L
L
L
L
OUT
OUT
= 1µF, Figures 1a, 1b
= 1µF, Figures 1a, 1b
= 1µF, Figures 1a, 1b
= 1µF, Figures 1a, 1b
= Open
= Open
(4)
(4)
OUT
IN
+0.3V
OUT
= 1V to 4V
= 1V to 4V
IN
(5)
4
Operating Ratings
Supply Voltage (V
Enable Voltage (V
Current Limit Set Range................................... 0.1A to 1.5A
Ambient Temperature (T
Package Thermal Resistance
(6)
(6)
SOIC (θ
MSOP (θ
Min
161
184
2.7
2.4
JA
5
0
1
1
JA
) ........................................................160°C/W
) ......................................................206°C/W
IN
EN
)..................................... +2.7V to +5.5V
).............................................. 0V to V
0.75
Typ
230
230
1.7
1.5
0.1
0.1
90
80
25
30
30
A
1
1
2
2
(2)
) .......................... –40°C to +85°C
Max
160
120
299
276
5.5
0.8
1.0
1.0
10
5
5
5
MIC2544A/2548A
M9999-043010
Units
mΩ
ms
ms
µA
µA
µA
µA
µA
pF
µs
µs
µs
µs
µs
V
V
V
V
V
IN