MIC29302HWU Datasheet, PDF (3/10 Pages) Micrel Semiconductor – High-Current Low-Dropout Regulators

Micrel, Inc.
MIC29302HWU
Absolute Maximum Ratings⁽¹⁾
Input Supply Voltage (V_IN)⁽¹⁾ ........................... –20V to +60V
Enable Input Voltage (V_EN)................................ –0.3V to V_IN
Lead Temperature (soldering, 5sec.) ......................... 260°C
Power Dissipation ..................................... Internally Limited
Storage Temperature Range .................... –65°C to +150°C
ESD Rating.................................................................Note 3
Operating Ratings⁽²⁾
Operating Junction Temperature .............. –40°C to +125°C
Maximum Operating Input Voltage ................................ 26V
Package Thermal Resistance
TO-263 (θ_JC).........................................................2°C/W
TO-263 (θ_JA)....................................................26.2°C/W
Electrical Characteristics^{(4, 13)}
V_IN = V_OUT + 1V; I_OUT = 10mA; T_J = 25°C. Bold values indicate –40°C ≤ T_J ≤ +125°C, unless noted.
Parameter
Output Voltage
Line Regulation
Load Regulation
∆V_O
∆T
Condition
I_OUT = 10mA
10mA ≤ I_OUT ≤ I_FL, (V_OUT + 1V) ≤ V_IN ≤26V ⁽⁵⁾
I_OUT = 10mA, (V_OUT + 1V) ≤ V_IN ≤26V
V_IN = V_OUT + 1V, 10mA ≤ I_OUT ≤ 1.5A ^(5,9)
Output Voltage⁽⁹⁾
Temperature Coefficient.
Min.
–1
–2
Dropout Voltage
(∆V_OUT = 1%⁽⁶⁾)
Ground Current
(V_IN = V_OUT + 1V)
Ground Pin
Current at Dropout
Current Limit
e_n, Output Noise Voltage
(10Hz to 100kHz)
I_L = 100mA
Ground Current in
Shutdown
I_OUT = 100mA
I_OUT = 1.5A
I_OUT = 3A
I_OUT = 750mA
I_OUT = 1.5A,
I_OUT = 3A
V_IN = 0.5V less than specified V_OUT , I_OUT = 10mA
V_OUT = 0V⁽⁷⁾
V_EN = 0.4V
Reference Voltage
1.228
1.215
Reference Voltage
V_REF ≤ V_OUT ≤ (V_IN – 1V), 2.3V ≤ V_IN ≤ 26V,
10mA < I_L ≤ 3A, T_J ≤ T_JMAX
1.203
Typ.
0.06
0.2
20
80
250
370
8
10
37
1.7
4.5
260
20
1.240
Adjust Pin Bias Current
40
Reference Voltage
Temperature Coefficient
Adjust Pin Bias Current
Temperature Coefficient
Input Logic Voltage
Low (OFF)
High (ON)
Note 10
20
0.1
2.4
Max.
1
2
0.5
1
100
175
600
35
Units
%
%
%
ppm/°C
mV
mA
mA
5.0
A
µV (rms)
1.252
1.265
1.277
80
120
µA
V
V
nA
ppm/°C
nA/°C
0.8
V
November 11, 2013
3
Revision 1.0