MIC2589_05 Datasheet, PDF (6/29 Pages) Micrel Semiconductor – Single-Channel, Negative High-Voltage Hot Swap Power Controller/Sequencer

Micrel
MIC2589/MIC2595
Absolute Maximum Ratings⁽¹⁾
Operating Ratings⁽²⁾
(All voltages are referred to V_EE)
Supply Voltage (V_DD – V_EE) ........................... –0.3V to 100V
DRAIN, PWRGD pins.................................... –0.3V to 100V
GATE pin...................................................... –0.3V to 12.5V
SENSE, OV, UV, ON, OFF pins........................ –0.3V to 6V
Lead Temperature (soldering)
Standard Package (-xBM)
(IR Reflow, Peak Temperature ...........240°C +0°C/-5°C
Pb-Free Package (-xYM)
(IR Reflow, Peak Temperature ...........260°C +0°C/-5°C
ESD Ratings(3)
Human Body Model.................................................. 2kV
Machine Model ......................................................100V
DC Electrical Characteristics⁽⁴⁾
Supply Voltage (V_DD-V_EE) ...............................+19V to +80V
Ambient Temperature Range (T_A) .................–40°C to 85°C
Junction Temperature (T_J)..........................................125°C
Package Thermal Resistance
SOIC (θ_JA) ....................................................... 120°C/W
V_DD = 48V, V_EE = 0V, 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_DD – V_EE
I_DD
V_TRIP
I_NLDTH
I_NLDHYS
V_CNLD
I_CNLD
V_GATE
I_GATEON
I_SENSE
I_GATEOFF
I_CFILTER
V_{CFILTER(TRIP)}
Parameter
Supply Voltage
Supply Current
Circuit Breaker Trip Voltage
No-Load Detect Threshold
(% of full-scale current limit)
No-Load Detect Threshold
Hysteresis
No-Load Detect Timer High
Threshold Voltage
No-Load Detect Timer
Capacitor Charge Current⁽⁵⁾
GATE Drive Voltage,
(V_GATE – V_EE)
GATE Pin Pull-Up Current
SENSE Pin Current
GATE Pin Sink Current
CFILTER Pin Charge Current
CFILTER Discharge Current
High Threshold Voltage
Overcurrent Detect Timer
Condition
GATE Drive Voltage, (V_GATE – V_EE)
I_OUT decreasing
I_OUT increasing
15V ≤ (V_DD – V_EE) ≤ 80V
V_GATE = V_EE to 8V
19V ≤ (V_DD – V_EE) ≤ 80V
V_SENSE = 50mV
(V_SENSE – V_EE) = 100mV
V_GATE = 2V
(V_SENSE – V_EE) > V_TRIP
V_CFILTER = 0.75V
V_GATE = 3V
(V_SENSE – V_EE) < V_TRIP
V_CFILTER = 0.75V
V_GATE = 3V
(V_SENSE – V_EE) > V_TRIP
Min
Typ Max Units
19
80
V
4
6
mA
40
50
60
mV
20
%
22
%
2
%
1.17 1.24 1.33
V
10
25
40
µA
9
10
11
V
30
45
60
µA
0.2
µA
100
240
mA
65
95
135
µA
2
4
6
µA
1.17 1.25 1.33
V
V_{CFILTER(RETRY)}
I_PGTIMER
Voltage on CFILTER
(decreasing) to Trigger Auto-
Retry
(MIC2589R and MIC2595R)
PGTIMER Charge Current
Voltage on PGTIMER = 0.75 V
0.17 0.22 0.25
V
30
45
80
µA
December 2005
6
M9999-120505
[phone]