MIC5374 Datasheet, PDF (4/22 Pages) Micrel Semiconductor – Triple 200mA μCap LDO and 1mA RTC LDO in 2.5mm x 2.5mm Thin MLF®

Micrel, Inc.
MIC5374/84
Absolute Maximum Ratings⁽¹⁾
Supply Voltage (V_{INLDO1/2, INLDO3, INLDO4}) ............. -0.3V to +6V
Bias Supply Voltage (V_BIAS).............................. -0.3V to +6V
Enable Input Voltage (V_{EN1, EN2, EN3}).................. -0.3V to +6V
POR Output Voltage (POR) ............................. -0.3V to +6V
POR Input Voltage (POR_IN) .......................... -0.3V to +6V
MR Voltage (MR) ............................................. -0.3V to +6V
DLY Voltage (DLY)........................................... -0.3V to +6V
Power Dissipation .................................. Internally Limited⁽²⁾
Lead Temperature (soldering, 10 sec)....................... 260°C
Storage Temperature (T_s) .........................–60°C to +150°C
ESD Rating⁽³⁾................................................. ESD Sensitive
Operating Ratings⁽⁴⁾
Supply Voltage⁽⁵⁾ (V_{INLDO1/2, INLDO3, INLDO4}) ........ +1.7V to V_BIAS
Bias Supply Voltage (V_BIAS).......................... +2.5V to +5.5V
Enable Input Voltage (V_{EN1, EN2, EN3})..................... 0V to V_BIAS
POR Output Voltage (POR) .............................. 0V to +5.5V
POR Input Voltage (POR_IN) ............................. 0V to V_BIAS
MR Voltage (MR) ................................................ 0V to V_BIAS
DLY Voltage (DLY).............................................. 0V to V_BIAS
Junction Temperature (T_J) ........................ –40°C to +125°C
Junction Thermal Resistance
2.5 x 2.5 Thin MLF^®-16L (θ_JA)..........................100°C/W
Electrical Characteristics⁽⁶⁾
(MIC5374) V_IN = V_OUT + 1V (V_OUT is highest of the three regulator outputs); V_BIAS = V_EN1 = V_EN2 = V_EN3 = 5.5V (ON);
(MIC5384) V_IN = V_OUT + 1V (V_OUT is highest of the three regulator outputs); V_BIAS = 5.5V; V_/EN1 = V_/EN2 = V_/EN3 = GND (ON);
I_OUT1 = I_OUT2 = I_OUT3 = I_OUT4 = 100µA; C_OUT1 = C_OUT2 = C_OUT3 = C_OUT4 =1µF; T_A = 25°C, Bold values indicate –40°C ≤ T_J ≤
+125°C, unless noted.
Parameter
Conditions
Min Typ Max Units
Output Voltage Accuracy
(LDO1/2/3)
Variation from nominal V_{OUT1, 2, 3}
Variation from nominal V_{OUT1, 2, 3}
-2.0
+2.0
%
-3.0
+3.0
%
Output Voltage Accuracy
(LDO4 - RTC Support)
Variation from nominal V_OUT4
Variation from nominal V_OUT4
-4.0
+4.0
%
-5.0
+5.0
%
Line Regulation
V_IN = V_OUT +1V to 5.5V; I_OUT = 100µA
0.02 0.3
%/V
Load Regulation
I_OUT = 100µA to 150mA; LDO1/2/3
I_OUT = 100µA to 1mA; LDO4
0.3
1
%
0.05
1
%
I_OUT = 50mA; V_OUT ≥ 2.8V
60 115
mV
Dropout Voltage
I_OUT = 150mA; V_OUT ≥ 2.8V
170 330
mV
Input Ground Current
I_OUT = 50mA; V_OUT < 2.8V
I_OUT = 150mA; V_OUT < 2.8V
EN1 or EN2 or EN3 = ON; Not including I_BIAS
LDO4; EN1 = EN2 = EN3 = OFF; Not including I_BIAS
85 145
mV
275 450
mV
10
20
µA
3
8
µA
Input Bias Current
EN1 or EN2 or EN3 = ON; with LDO4 ON
EN1 = EN2 = EN3 = ON; with LDO4 ON
42
70
µA
106 170
µA
Shutdown Input Ground Current
EN1 = EN2 = EN3 = OFF
0.04
2
µA
Shutdown Bias Current
EN1 = EN2 = EN3 = OFF; with LDO4 ON
8
13
µA
Ripple Rejection
Current Limit
Output Voltage Noise
f = 1kHz; C_OUT = 1.0µF;
V_OUT = 0V; LDO1/2/3
V_OUT = 0V; LDO4
C_OUT =1µF,10Hz to 100kHz; I_OUT = 150mA
55
dB
200 350 700
mA
2
12
50
mA
200
µV_RMS
July 2010
4
M9999-070110