MIC29710_06 Datasheet, PDF (3/11 Pages) Micrel Semiconductor – 7.5A Fast-Response LDO Regulator

Micrel, Inc.
MIC29710/29712
Absolute Maximum Ratings
Input Supply Voltage (V_IN) ⁽¹⁾ ......................... –0.7V to +20V
Power Dissipation. ....................................Internally Limited
Lead Temperature (soldering, 5 sec.)........................ 260°C
Storage Temperature (T_s) ........................... –65°C to 150°C
EDS Rating⁽²⁾
Operating Ratings
Junction Temperature (T_J) ............................ 0°C to +125°C
Thermal Resistance
TO-220 (θ_JC) ........................................................2°C/W
TO-220 (θ_JA) ......................................................55°C/W
Electrical Characteristics⁽³⁾
All measurements at T_J = 25°C unless otherwise noted. Bold values are guaranteed across the operating temperature range.
Parameter
Condition
Min Typ Max Units
Output Voltage
10mA ≤ I_O ≤ 7.5A, (V_OUT + 1V) ≤ V_IN ≤ 8V, Note 4
–2
+2
%
Line Regulation
I_O = 10mA, (V_OUT + 1V) ≤ V_IN ≤ 8V
0.06 0.5
%
Load Regulation
V_IN = V_OUT + 1V, 10mA ≤ I_OUT ≤ 7.5A, Notes 4, 8
0.2
1
%
Output Voltage
∆V_O/∆T, Note 8
Temperature Coefficient
20
100 ppm/°C
Dropout Voltage
∆V_OUT = – 1%, Note 5
MIC29710/29712
I_O = 100mA
I_O = 750mA
I_O = 1.5A
I_O = 3A
I_O = 5A
I_O = 7.5A
80
200
mV
180
mV
220
mV
300
mV
450
mV
700 1000
mV
Ground Current
MIC29710/29712
I_O = 750mA, V_IN = V_OUT + 1V
I_O = 1.5A
I_O = 3A
I_O = 5A
I_O = 7.5A
6
20
mA
20
mA
36
mA
100
mA
250 375
mA
I_GNDDO Ground Pin
Current at Dropout
V_IN = 0.5V less than specified V_OUT. I_OUT = 10mA
1
2
mA
Current Limit
MIC29710/29712 V_OUT = 0V, Note 6
e_n, Output Noise Voltage
(10Hz to 10kHz)
V_OUT = 5.0V
C_L = 47µF
I_O = 100mA
Reference (MIC29712 only)
Reference Voltage
10mA ≤ I_O ≤ 7.5A, V_OUT + 1V ≤ V_IN ≤ 8V, Note 4
Adjust Pin Bias Current
11
15
A
260
µV_RMS
1.215
1.240
40
1.265
80
120
V_MAX
nA
nA
Reference Voltage
Note 9
Temperature Coefficient
20
ppm/°C
Adjust Pin Bias Current
Temperature Coefficient
0.1
nA/°C
Enable Input (MIC29712 only)
Input Logic Voltage
Low (Off)
High (On)
Enable (EN) Pin
Input Current
V_EN = V_IN
V_EN = 0.8V
Regulator Output
Current in Shutdown
Note 10
0.8
V
2.4
V
15
30
µA
75
µA
–
2
µA
4
µA
10
µA
20
µA
October 2006
3
M9999-101906