MIC2582 Datasheet, PDF (5/22 Pages) Micrel Semiconductor – Single Channel Hot Swap Controllers

MIC2582/MIC2583
Micrel
Absolute Maximum Ratings (Note 1)
Operating Ratings (Note 2)
All voltages are referred to GND
Supply Voltage (V_CC) .................................... –0.3V to 20V
/POR, /FAULT, PWRGD pins ....................... –0.3V to 15V
SENSE pin ........................................... –0.3V to V_CC+0.3V
ON pin .................................................. –0.3V to V_CC+0.3V
GATE pin ...................................................... –0.3V to 20V
Supply Voltage (V_CC) ................................... 2.3V to 13.2V
Thermal Resistance (R_θ(J-A))
8-pin SOIC ........................................................ 163°C/W
16-pin QSOP .................................................... 112°C/W
Operating Temperature Range ................. –40°C to +85°C
FB input pins ................................................... –0.3V to 6V
Junction Temperature .............................................. 125°C
ESD Rating ........................................................................
Human body model ............................................... 2kV
Machine model .................................................... 100V
Electrical Characteristics (Note 3)
V_CC = 5.0V, T_A = 25°C unless otherwise noted. Bold values indicate –40°C ≤ T_A ≤ +85°C.
Symbol
Parameter
Condition
Min Typ Max Units
V_CC
I_CC
V_TRIP
Supply Voltage
Supply Current
Circuit Breaker Trip Voltage
(Current Limit Threshold)
2.3
13.2
V
V_ON = 2V
1.5
2.5
mA
V_TRIP = V_CC – V_SENSE V_TRIPSLOW
42
50
59
mV
V_TRIPFAST (MIC2582)
100
mV
V_TRIPFAST x = J
85
100 110 mV
(MIC2583/83R) x = K 130 150 170 mV
x = L 175 200 225 mV
V_GS
External Gate Drive
I_GATE
GATE Pin Pull-Up Current
I_GATEOFF
GATE Pin Sink Current
I_TIMER
I_CPOR
Current Limit/Overcurrent Timer
(CFILTER) Current
(MIC2583/83R)
Power-On-Reset Timer Current
V_GATE – V_CC
V_CC > 3V
7
8
9
V
V_CC = 2.3V
3.5
4.8
6.5
V
Start Cycle, V_GATE = 0V, V_CC =13.2V
–30
17
–8
µA
V_CC = 2.3V
–26
17
–8
µA
V_GATE >1V
V_CC = 13.2V, Note 4
100
mA
V_CC = 2.3V, Note 4
50
mA
/FAULT = 0
(MIC2583/83R only)
Turn off
110
µA
V_CC – V_SENSE > V_TRIPSLOW (timer on)
V_CC – V_SENSE < V_TRIPSLOW (timer off)
timer on
–8.5 –6.5 –4.5 µA
4.5
6.5
8.5
µA
–3.5 2.5 –1.5 µA
timer off
0.5
1.3
mA
V_TH
V_UV
V_UVHYS
V_ON
POR Delay and Overcurrent
Timer (CFILTER) Threshold
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
ON Pin Threshold Voltage
V_CPOR rising
V_CFILTER rising (MIC2583/83R only)
V_CC rising
V_CC falling
ON rising
ON falling
1.19 1.245 1.30
V
2.1
2.2
2.3
V
1.90 2.05 2.20
V
150
mV
1.19 1.24 1.29
V
1.14 1.19 1.24
V
V_ONHYS
I_ON
V_START
V_AUTO
I_AUTO
ON Pin Hysteresis
ON Pin Input Current
Start-Up Delay Timer
Threshold
Auto-Restart Threshold Voltage
(MIC2583R only)
Auto-Restart Current
(MIC2583R only)
V_ON = V_CC
V_CPOR rising
upper threshold
lower threshold
charge current
discharge current
50
mV
–0.5 µA
0.26 0.31 0.36
V
1.19 1.24 1.30
V
0.26 0.31 0.36
V
10
13
16
µA
1.4
2
µA
April 2003
5
MIC2582/MIC2583