MIC5203 Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Fabricante
MIC5203 Datasheet PDF : 10 Pages
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Micrel, Inc.
MIC5203
Absolute Maximum Ratings(1)
Supply Voltage (VIN) ....................................... –20V to +20V
Enable Input Voltage (VEN)............................. –20V to +20V
Power Dissipation (PD) ..............................Internally Limited
Storage Temperature (Ts).........................–60°C to +150°C
Lead Temperature (soldering, #sec.)......................... 260°C
Operating Ratings(2)
Input Voltage (VIN)............................................. 2.5V to 16V
Enable Input Voltage (VEN)..................................... 0V to VIN
Junction Temperature Range ................... –40°C to +125°C
Thermal Resistance (θJA) ...........................................Note 3
Electrical Characteristics
VIN = VOUT + 1V; IL = 1mA; CL = 0.47μF; VEN ≥ 2.0V; TJ = 25°C, bold values indicate –40°C≤ TJ ≤ +125°C, unless noted.
Symbol Parameter
Condition
Min Typ Max
VO
Output voltage accuracy
–3
3
–4
4
∆VO/∆T
Output voltage temperature
coefficient
Note 4
50
200
∆VO/VO Line regulation
VIN = VOUT + 1V to 16V
0.008 0.3
0.5
∆VO/VO Load regulation
IL = 0.1mA to 80mA(5)
0.08
0.3
0.5
IL = 100 μA
20
∆VO – VO Dropout voltage(6)
IL = 20mA
IL = 50mA
200
350
250
IL = 80mA
300
600
IQ
Quiescent current
VEN ≤ 0.4V (shutdown)
0.01
10
IL = 100 μA, VEN ≥ 2.0V (active)
180
IGND
Ground pin current(7)
IL = 20mA, VEN ≥ 2.0V (active)
IL = 50mA, VEN ≥ 2.0V (active)
225
750
850
IGNDDO
Ground pin current at dropout
IL = 80mA, VEN ≥ 2.0V (active)
VIN = VOUT(nominal) – 0.5V(7)
1800
200
3000
300
ILIMIT
Current limit
VOUT = 0V
180
250
∆VO/∆PD Thermal regulation
Note 8
0.05
Units
%
pm/°C
%
%
mV
μA
μA
μA
mA
%/W
November 2009
4
M9999-111909
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