MIC2027_06 Datasheet, PDF (4/17 Pages) Micrel Semiconductor – Quad USB Power Distribution Switch

Micrel, Inc.
Absolute Maximum Ratings⁽¹⁾
Supply Voltage (V_IN) ............................................ –0.3V +6V
Fault Flag Voltage (V_FLG)................................................+6V
Fault Flag Current (I_FLG) ..............................................25mA
Output Voltage (V_OUT) ....................................................+6V
Output Current (I_OUT) .................................Internally Limited
Enable Input (I_EN) .......................................... –0.3V V_IN +3V
Lead Temperature (soldering, 5sec.)......................... 260°C
Storage Temperature (T_S).........................–65°C to +150°C
EDS Rating⁽³⁾.................................................................. 1kV
MIC2027/2077
Operating Ratings⁽²⁾
Supply voltage (V_IN) ..................................... +2.7V to +5.5V
Ambient Temperature (T_A) .......................... –40°C to +85°C
Junction Thermal Range(T_J) ..................... Internally Limited
Thermal Resistance
[300 mil] Wide SOIC (θ_JA)................................120°C/W
[150 mil] SOIC (θ_JA).........................................112°C/W
DIP (θ_JA) ..........................................................130°C/W
Electrical Characteristics
V_IN = +5V; T_A = 25°C, bold values indicate –40°C< T_A < +85°C, unless noted.
Symbol Parameter
Condition
I_DD
Supply Current
MIC20x7-1, V_ENA–D ≤ 0.8V
(switch off), OUT = open
MIC20x7-2, V_ENA–D ≥ 2.4V
(switch off), OUT = open
MIC20x7-1, V_ENA–D ≥ 2.4V
(switch on), OUT = open
MIC20x7-2, V_ENA–D ≤ 0.8V
(switch on), OUT = open
V_EN
Enable Input Threshold
low-to-high transition
high-to-low transition
Enable Input Hysteresis
I_EN
Enable Input Current
V_EN = 0V to 5.5V
Enable Input Capacitance
R_DS(on)
Switch Resistance
V_IN = 5V, I_OUT = 500mA
V_IN = 3.3V, I_OUT = 500mA
Output Leakage Current
MIC20x7-1, V_ENx ≤ 0.8V;
MIC20x7-2, V_ENx ≥ 2.4V, (output off)
Output Current in
Latched Thermal Shutdown
MIC2077 (per Latch Output)
(during thermal shutdown state)
t_ON
Output Turn-On Delay
RL = 10Ω, CL = 1µF, see “Timing Diagrams”
t_R
Output Turn-On Rise Time
RL = 10Ω, CL = 1µF, see “Timing Diagrams”
t_OFF
Output Turnoff Delay
RL = 10Ω, CL = 1µF, see “Timing Diagrams”
t_F
Output Turnoff Fall Time
RL = 10Ω, CL = 1µF, see “Timing Diagrams”
I_LIMIT
Short-Circuit Output Current
V_OUT = 0V, enabled into short-circuit
Current-Limit Threshold
ramped load applied to output
Short-Circuit Response Time
V_OUT = 0V to I_OUT = I_LIMIT
(short applied to output)
t_D
Overcurrent Flag Response
V_IN = 5V, apply V_OUT = 0V until FLG low
Delay
V_IN = 3.3V, apply V_OUT = 0V until FLG low
Min Typ Max Units
1.5
10
µA
1.5
10
µA
200
320
µA
200
320
µA
1.7
2.4
V
0.8 1.45
V
250
mV
–1 0.01
1
µA
1
pF
100
150
mΩ
110
180
mΩ
10
µA
50
µA
1.3
5
ms
1.15
4.9
ms
35
100
µs
32
100
µs
0.5
0.9
1.25
A
1.0 1.25
A
20
µs
1.5
3
7
ms
3
ms
September 2006
4
M9999-091506