mic3975 Micrel Semiconductor, mic3975 Datasheet - Page 3

• Manufacturer Part Number: mic3975
• Description: Mic3975 750ma ?cap Low-voltage Low-dropout Regulator
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Supply Voltage (V
Enable Voltage (V
Storage Temperature (T
Lead Temperature (soldering, 5 sec.) ........................ 260°C
ESD, Note 3
Electrical Characteristics
V
Symbol
V
ΔV
ppm/°C
V
I
I
Enable Input
V
I
Flag Output
I
V
V
February 2005
MIC3975
GND
OUT(lim)
EN
FLG(leak)
IN
OUT
DO
EN
FLG(do)
FLG
OUT
= V
/ΔT
OUT
+ 1V; V
Parameter
Output Voltage
Line Regulation
Load Regulation
Output Voltage Temp. Coefficient,
Note 5
Dropout Voltage, Note 6
Ground Current, Note 7
Current Limit
Enable Input Voltage
Enable Input Current
Output Leakage Current
Output Low Voltage
Low Threshold
High Threshold
Hysteresis
EN
IN
EN
) .......................................–20V to +20V
= 2.25V; T
) .................................................. +20V
S
) ........................ –65°C to +150°C
J
= 25°C, bold values indicate –40°C ≤ T
(Note 12)
(Note 1)
Condition
10mA
10mA ≤ I
I
V
I
I
I
I
I
I
V
logic low (off)
logic high (on)
V
V
V
V
% of V
% of V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
OUT
EN
EN
OH
IN
= V
= 2.250V, I
= 2.25V
= 0.8V
= 16V
= 10mA, V
= 100mA, ΔV
= 500mA, ΔV
= 750mA, ΔV
= 100mA, V
= 500mA, V
= 750mA, V
= 0V, V
OUT
OUT
OUT
OUT
+ 1V, 10mA ≤ I
3
≤ 750mA, V
IN
OL
OUT
= V
Operating Ratings
Supply Voltage (V
Enable Voltage (V
Maximum Power Dissipation (P
Junction Temperature (T
Package Thermal Resistance
IN
IN
IN
, = 250µA, Note 9
OUT
OUT
OUT
MSOP-8 (θ
OUT
J
= V
= V
= V
+ 1V ≤ V
≤ +125°C; unless noted
= –1%
= –1%
= –1%
OUT
OUT
OUT
+ 1V
OUT
OUT
+ 1V
+ 1V
+ 1V
IN
+ 1V ≤ V
≤ 750mA,
JA
≤ 16V
) ...................................................... 80°C/W
IN
EN
) ................................... +2.25V to +16V
IN
) .................................................. +16V
≤ 8V
J
) ........................ –40°C to +125°C
(Note 2)
2.25
Min
–1
–2
93
1
D(max)
) ..................... Note 4
0.06
0.01
Typ
140
225
300
400
210
0.2
7.5
1.8
40
15
4
1
Max
99.2
100
200
250
500
300
400
0.5
2.5
0.8
15
30
75
1
2
1
2
4
1
2
MIC3975
Micrel
Units
mV
mV
mV
mV
mA
mV
mV
mA
µA
µA
µA
µA
µA
µA
µA
%
%
%
%
%
%
%
A
V
V