MIC2954_07 Datasheet, PDF (4/15 Pages) Micrel Semiconductor – 250mA Low-Dropout Regulator

Micrel, Inc.
MIC2954
Absolute Maximum Ratings⁽¹⁾
Supply Voltage (V_IN) ....................................... –20V to +60V
Feedback Voltage (V_FB) ^{(14, 15)}........................ –1.5V to +26V
Shutdown Input Voltage (V_SHDN).................... –0.3V to +30V
Error Output Voltage (V_ERR) .......................... –0.3V to +30V
Power Dissipation (P_D) ⁽⁴⁾ ..........................Internally Limited
Lead Temperature (soldering, 5 sec.)........................ 260°C
Storage Temperature (T_s) .........................–65°C to +150°C
ESD Rating⁽³⁾
Operating Ratings⁽²⁾
Supply Voltage (V_IN)...................................... +2.0V to +30V
Junction Temperature (T_J) ........................ –40°C to +125°C
Package Thermal Resistance (θ_JC, θ_JA) ⁽⁵⁾
Electrical Characteristics
MIC2954-07/08: V_FB = V_TAP; V_SNS = V_OUT; V_SHDN ≤ 0.6V. All versions: V_IN = 6V; I_L = 1mA; C_L = 2.2µF; T_J = 25°C,
bold values indicate –40°C ≤ T_J ≤ +125°C; Note 8; unless noted.
Symbol
Parameter
Condition
Min Typ Max
V_OUT
Output Voltage
MIC2954-02/-07 (±0.5%)
4.975 5.000 5.025
4.940
5.060
MIC2954-02/-07 (±0.5%), 1mA ≤ I_L ≤ 250mA 4.930 5.000 5.070
MIC2954-03/-08 (±1%)
4.950 5.000 5.050
4.900
5.100
∆V_OUT/∆T
∆V_OUT/V_OUT
Output Voltage Temperature
Coefficient, Note 6
Line Regulation, Note 7
MIC2954-03/-08 (±1%), 1mA ≤ I_L ≤ 250mA
MIC2954-02/-07 (±0.5%)
MIC2954-03/-08 (±1%)
MIC2954-02/-07 (±0.5%), V_IN = 6V to 26V
MIC2954-03/-08 (±1%), V_IN = 6V to 26V
∆V_OUT/V_OUT Load Regulation, Note 8
MIC2954-02/-07 (±0.5%), I_L = 1 to 250mA
MIC2954-03/-08 (±1%), I_L = 1 to 250mA
V_IN – V_OUT Dropout Voltage, Note 9
I_L = 1mA
I_L = 50mA
I_L = 100mA
I_L = 250mA
I_GND
Ground Pin Current, Note 10
I_L = 1mA
I_L = 50mA
I_L = 100mA
I_L = 250mA
I_GND(DO)
Ground Pin Current at Dropout, V_IN = 4.5V
Note 10
4.880
5.000
20
20
0.03
0.03
0.04
0.04
60
220
250
375
140
0.5
1.7
5
180
5.120
100
150
0.10
0.20
0.20
0.40
0.16
0.20
0.20
0.30
100
150
250
420
300
450
450
600
200
300
1
2
2.5
3.5
9
12
300
Units
V
V
V
V
V
V
ppm/°C
ppm/°C
%/V
%/V
%/V
%/V
%/V
%/V
%/V
%/V
mV
mV
mV
mV
mV
mV
mV
mV
µA
µA
mA
mA
mA
mA
mA
mA
µA
September 2007
4
M9999-090607