MIC5332-G4YMT TR Micrel Inc, MIC5332-G4YMT TR Datasheet - Page 3

• Manufacturer Part Number: MIC5332-G4YMT TR
• Description: Micro-Power High Performance Dual 300mA ULDOT
• Manufacturer: Micrel Inc

Specifications of MIC5332-G4YMT TR

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V, 1.2V
• Voltage - Input: 2.3 ~ 5.5 V
• Voltage - Dropout (typical): 0.12V @ 300mA
• Number Of Regulators: 2
• Current - Output: 300mA
• Current - Limit (min): 350mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MLF®, QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3157-2

Absolute Maximum Ratings
Supply Voltage (V
Enable Input Voltage (V
POR2 Voltage (V
Power Dissipation .................................. Internally Limited
Lead Temperature (soldering, 3sec.)......................... 260°C
Storage Temperature (T
ESD Rating
Electrical Characteristics
V
T
Micrel, Inc.
Parameter
Output Voltage Accuracy
Line Regulation
Load Regulation
Dropout Voltage
Ground Current
Ground Current in Shutdown
Ripple Rejection
Current Limit
Output Voltage Noise
Enable Inputs (EN1/EN2 )
Enable Input Voltage
Enable Input Current
Turn-on Time
Turn-on Time (LDO1 and 2)
POR2 Output (LDO2 only)
V
V
I
April 2008
J
IN
POR2
TH
OL
= 25°C, bold values indicate –40°C < T
= V
EN1
= V
(4)
.................................................................. 2kV
EN2
POR2
= V
IN
) ............................................. 0V to +6V
OUT
) .......................................... 0V to +6V
EN1
s
+ 1.0V, higher of the two regulator outputs; I
) .........................–65°C to +150°C
, V
EN2
) .......................... 0V to V
I
V
C
Condition
Variation from nominal V
Variation from nominal V
V
I
I
V
V
V
f = 1kHz; C
f = 20kHz; C
V
C
Logic Low
Logic High
V
V
C
Low Threshold, % of V
High Threshold, % of V
POR2 Output Logic Low Voltage; IL = 250µA
POR2 Leakage Current, POR2 OFF
OUT
OUT
OUT
IN
EN1
EN1
EN1
EN1
OUT
IL
IH
OUT
OUT
OUT
(5)
≤ 0.2V
= V
≥ 1.2V
= 100µA to 300mA
= 50mA
= 300mA
=1µF, 10Hz to 100kHz
= High; V
= Low; V
= V
= V
= 0V
= 1µF (Enable of First LDO)
= 1µF (Enable of Second LDO after First Enabled)
(1)
OUT
EN2
EN2
J
+1V to 5.5V; I
OUT
< +125°C; unless noted.
= High; I
< 0.2V
OUT
EN2
EN2
= 2.2µF;
= 2.2µF;
= High; I
= Low; I
OUT1
OUT2
OUT2
= 300mA, I
OUT
OUT
OUT
OUT
OUT
(3)
(POR2 ON)
IN
; –40°C to +125°C
(POR2 OFF)
= 100µA
= 100µA to 300mA
= 100µA to 300mA
3
Operating Ratings
Supply Voltage (V
Enable Input Voltage (V
POR2 Voltage (V
Junction Temperature (T
Junction Thermal Resistance
OUT2
2mm x 2mm Thin MLF-8 (θ
OUT1
= 300mA
= I
OUT2
POR2
= 100µA; C
IN
)..................................... +2.3V to +5.5V
) ....................................... 0V to +5.5V
EN1
J
(2)
) ........................ –40°C to +125°C
–1.0
–2.0
–1.0
, V
Min
350
1.2
88
OUT1
EN2
JA
) .......................... 0V to V
) ...........................90°C/W
= C
0.02
0.01
0.01
0.01
0.02
0.01
Typ
120
550
140
110
0.2
20
25
25
40
65
45
50
OUT2
= 1µF;
M9999-042108-B
Max
+1.0
+2.0
+1.0
240
800
500
500
0.3
0.6
0.5
1.0
0.2
1.0
1.0
0.1
98
40
50
50
75
MIC5332
µV
Units
%/V
%/V
mV
mV
mA
µA
µA
µA
µA
µA
µA
µA
dB
dB
µs
µs
%
%
%
%
%
V
V
V
RMS
IN