MIC5233_09 Datasheet, PDF (3/9 Pages) Micrel Semiconductor – High Input Voltage Low IQ μCap LDO Regulator

Micrel, Inc.
MIC5233
Absolute Maximum Ratings⁽¹⁾
Input Supply Voltage ........................................ –20V to 38V
Enable Input Voltage....................................... –0.3V to 38V
Power Dissipation .....................................Internally Limited
Junction Temperature ...............................–40°C to +125°C
Storage Temperature ................................–65°C to +150°C
ESD Rating, Note 3
Operating Ratings⁽²⁾
Input Supply Voltage ........................................ 2.3V to 36V
Enable Input Voltage............................................ 0V to 36V
Junction Temperature (T_J) ........................ –40°C to +125°C
Package Thermal Resistance
SOT-23-5
(θ )...........................................................................
JA
235°C/W
Electrical Characteristics⁽⁴⁾
T_A = 25°C with V_IN = V_OUT + 1V; I_OUT = 100µA; V_EN ≥ 2V; Bold values indicate –40°C<T_J<+125°C; unless otherwise
specified.
Parameter
Condition
Min Typ Max Units
Output Voltage Accuracy
Variation from nominal V_OUT
–1.0
+1.0
%
–2.0
+2.0
%
Line Regulation
Load Regulation
Dropout Voltage
V_IN = V_OUT + 1V to 36V
I_OUT = 100µA to 100mA
I_OUT = 100µA
I_OUT = 50mA
0.04 0.5
%
0.25 1
%
50
mV
230 300 mV
400 mV
I_OUT = 100mA
270 400 mV
450 mV
Ground Current
I_OUT = 100µA
18
30
µA
35
µA
Ground Current in Shutdown
Short Circuit Current
Output Leakage, Reverse
Polarity Input
I_OUT = 50mA
I_OUT = 100mA
V_EN ≤ 0.6V; V_IN = 36V
V_OUT = 0V
Load = 500Ω; V_IN = –15V
0.25 0.70 mA
1
2
mA
0.1
1
µA
190 350 mA
–0.1
µA
Enable Input
Input Low Voltage
Regulator OFF
0.6
V
Input High Voltage
Regulator ON
2.0
V
Enable Input Current
VEN = 0.6V; Regulator OFF
–1.0 0.01 1.0
µA
VEN = 2.0V; Regulator ON
0.1 1.0
µA
VEN = 36V; Regulator ON
0.5 2.5
µA
Start-Up Time
Guaranteed by design
1.7
7 msec
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5kΩ in series with 100pF.
4. Specification for packaged product only.
September 2009
3
M9999-092109