Micrel
MIC2586/MIC2586R
Absolute Maximum Ratings
(1)
(All voltages are referred to GND)
Supply Voltage (VCC) pin .............................. –0.3V to +100V
GATE pin........................................................ –0.3V to +100V
ON, SENSE pins ............................................ –0.3V to +100V
PWRGDx, /PWRGDx pins ............................. –0.3V to +100V
FB pin ............................................................. –0.3V to +100V
TIMER, CPG pins............................................... –0.3V to +6V
ESD Rating
Human Body Model .................................................... 2kV
Machine Model ......................................................... 200V
Lead Temperature (Soldering)
Standard Package (-xBM)
IR Reflow ........................................240°C + 0°C/-5°C
Lead-Free Package (-xYM)
IR Reflow........................................260°C + 0°C/-5°C
Operating Ratings
(2)
Supply Voltage (V
CC
)......................................... +10V to +80V
Ambient Temperature Range (T
A
) .................. -40°C to +85°C
Junction Temperature (T
J
) .......................................... +125°C
Package Thermal Resistance (θ
JA
)
14-pin SOIC ....................................................... 120 °C/W
DC Electrical Characteristics
(4)
V
CC
= +24V and +48V, T
A
= 25°C, unless otherwise noted.
BOLD
indicates specifications apply over the full operating
temperature range of -40°C to +85°C.
Symbol
V
CC
I
CC
V
UVH
V
UVL
V
HYSLO
V
FBH
V
FBL
V
HYSFB
∆V
FB
I
FB
V
TRIP
∆V
GATE
I
GATEON
I
GATEFLT
VCC Undervoltage Lockout Hysteresis
Feedback Pin Voltage High Threshold
Feedback Pin Voltage Low Threshold
Feedback Voltage Hysteresis
FB Pin Threshold Line Regulation
FB Pin Input Current
Circuit Breaker Trip Voltage, V
CC
-V
SENSE
MOSFET Gate Drive, V
GATE
-V
CC
GATE Pin Pull-up Current
GATE Pin rapid pull-down current (in
fault condition, until VGATE =
VGATE[TH])
GATE Pin Turn-off Current
TIMER Pin Charging Current
TIMER Pin Pull-down current
TIMER Pin High Threshold Voltage
10V
≤
V
CC
≤
80V
0V
≤
V
FB
≤
3V
V
FB
= 0V (See Fig. 1)
V
FB
= 1V (See Fig. 1)
+10V
≤
Vcc
≤
+80V
Start cycle, V
GATE
= 7V
(V
CC
- V
SENSE
) = (V
TRIP
+ 10mV)
V
GATE
= 5V
Normal turn-off, or from V
GATE[TH]
(MOSFET) to 0V after a fault condition
(V
CC
– V
SENSE
) > V
TRIP
V
TIMER
= 0V
I
TIMERDN
V
TIMERH
(V
CC
– V
SENSE
) < V
TRIP
V
TIMER
= 0.6V
1.280
1.313
1.345
V
1.5
3.5
5
µA
-24
1.8
-65
-120
mA
µA
-0.05
-1
5
39
7.5
-10
30
-16
80
12
47
FB Low-to-High transition
FB High-to-Low transition
1.280
1.208
Parameter
Supply Voltage
Supply Current
Supply Voltage Undervoltage Lockout
V
CC
rising
V
CC
falling
7.5
7.0
Condition
Min
10
2
8.0
7.5
500
1.313
1.233
80
0.05
1
17
55
18
-22
200
1.345
1.258
Typ
Max
80
5
8.5
8.0
Units
V
mA
V
V
mV
V
V
mV
mV/V
µA
mV
mV
V
µA
mA
I
GATEOFF
I
TIMERUP
October 2004
6
M9999-102204
(408) 955-1690
MICREL [ MICREL SEMICONDUCTOR ]
