MIC5210_06 Datasheet, PDF (4/11 Pages) Micrel Semiconductor – Dual 150mA LDO Regulator

Micrel, Inc.
MIC5210
Absolute Maximum Ratings
Supply Input Voltage (V_IN).............................. –20V to +20V
Enable Input Voltage (V_EN)............................. –20V to +20V
Power Dissipation (P_D) ..............................Internally Limited
Storage Temperature Range ....................–60°C to +150°C
Lead Temperature (soldering, 5 sec.)........................ 260°C
Operating Ratings
Supply Input Voltage (V_IN)................................. 2.5V to 16V
Enable Input Voltage (V_EN)................................... 0V to 16V
Junction Temperature (T_J) .......................... –40°C to +85°C
Thermal Resistance (θ_JA).......................................... Note 1
Electrical Characteristics
V_IN = V_OUT +1V; I_L = 100µA; C_L = 1.0µF; V_EN ≥ 2.0V; T_J = 25°C, bold values indicate –40°C < T_J < +125°C, unless noted.
Symbol Parameter
Condition
Min Typ Max Units
V_O
Output Voltage Accuracy
Variation from specified V_OUT
–1
1
%
–2
2
%
∆V_O/∆T
Output Voltage Temperature
Coefficient
Note 2
40
ppm/°C
∆V_O/V_O Line Regulation
V_IN = V_OUT +1V to 16V
0.004 0.012
%/V
0.05
%/V
∆V_O/V_O Load Regulation
I_L = 0.1mA to 150mA (Note 3)
0.02
0.2
%
0.5
%
V_IN – V_O Dropout Voltage, Note 4
I_L = 100µA
I_L = 50mA
I_L = 100mA
I_L = 150mA
10
50
mV
70
mV
110
150
mV
230
mV
140
250
mV
300
mV
165
275
mV
350
mV
I_GND
Quiescent Current
V_EN ≤ 0.4V (shutdown)
V_EN ≤ 0.18V (shutdown)
I_GND
Ground Pin Current, Note 5
V_EN ≥ 2.0V, I_L = 100µA
(per regulator)
I_L = 50mA
I_L = 100mA
I_L = 150mA
0.01
1
µA
5
µA
80
125
µA
150
µA
350
600
µA
800
µA
600 1000
µA
1500
µA
1300 1900
µA
2500
µA
PSRR
Ripple Rejection
Frequency = 100Hz, I_L = 100µA
75
dB
I_LIMIT
Current Limit
V_OUT = 0V
320
500
mA
∆V_O/∆P_D Thermal Regulation
Note 6
0.05
%/W
e_no
Output Noise (Regulator B only) I_L = 50mA, C_L = 2.2µF,
470pF from BYPB to GND
260
nV/√Hz
September 2006
4
M9999-090806