Power Management
A A
MICROELECTRONICS
GM7230
3A STEP-DOWN VOLTAGE REGULATOR
ELECTRICAL CHARACTERISTICS: GM7230-3.3
(Specifications with standard type face are for T = 25°C, and those with boldface type apply over full Operating Temperature Range)
J
Conditions
Parameter
Unit
Symbol
Min
Typ
Max
Output Voltage
Efficiency
4.75 VIN 40V, 0.2A ILOAD 3A
VIN = 12V, ILOAD = 3.0A
VOUT
3.168/3.135
3.3
73
3.432/3.465
V
h
-
-
%
ELECTRICAL CHARACTERISTICS: GM7230-5.0
(Specifications with standard type face are for T = 25°C, and those with boldface type apply over full Operating Temperature Range)
J
Conditions
Parameter
Unit
Symbol
Min
Typ
Max
Output Voltage
Efficiency
7V VIN 40V, 0.2A ILOAD 3A
VIN = 12V, ILOAD = 3.0A
VOUT
4.800/4.750
5.0
80
5.200/5.250
V
h
-
-
%
ELECTRICAL CHARACTERISTICS: GM7230-12
(Specifications with standard type face are for T = 25°C, and those with boldface type apply over full Operating Temperature Range)
J
Conditions
Parameter
Unit
Symbol
Min
Typ
Max
Output Voltage
Efficiency
15V VIN 40V, 0.2A ILOAD 3A
VIN = 25V, ILOAD = 3.0A
VOUT
11.52/11.40
12.0
90
12.48/12.60
V
h
-
-
%
ELECTRICAL CHARACTERISTICS: GM7230-ADJ
(Specifications with standard type face are for T = 25°C, and those with boldface type apply over full Operating Temperature Range)
J
Conditions
Parameter
Unit
Symbol
Min
Typ
Max
4.5V VIN 40V, 0.2A ILOAD 3A
VOUT = 3V
Feedback Voltage
VOUT
1.193/1.180
1.230
1.267/1.280
V
h
-
-
Efficiency
VIN = 12V, ILOAD = 3A, VOUT=3V
73
%
4
GAMMA [ GAMMA MICROELECTRONICS INC. ]
