EZ1083 Datasheet, PDF (2/4 Pages) Semtech Corporation – 7.5 AMP POSITIVE VOLTAGE REGULATOR

June 7, 1999
7.5 AMP POSITIVE
VOLTAGE REGULATOR
EZ1083
EZ1083B
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, Adj V_IN = 2.75V to 7.0V and Adj I_O = 10mA to 7.5A;
Fixed V_IN = 4.75 to 7.0V and Fixed I_O = 0 mA to 7.5A
Parameter
Output Voltage⁽¹⁾
EZ1083-X.X
Reference Voltage ⁽¹⁾
EZ1083
Reference Voltage ⁽¹⁾
EZ1083B
Line Regulation⁽¹⁾
Load Regulation⁽¹⁾
Dropout Voltage⁽²⁾
EZ1083, EZ1083-X.X
Symbol
V_O
V_REF
V_REF
REG_(LINE)
REG_(LOAD)
V_D
Test Conditions
V_IN
I_O
5V
0mA
5V
10mA
5V
10mA
10mA
5V
T_J(5)
25°C
O.T.
25°C
O.T.
25°C
O.T.
25°C
O.T.
25°C
O.T.
25°C
O.T.
Test Limits
Min
Typ
Max Units
0.99lV_Ol
V_O
1.01lV_Ol V
0.98lV_Ol
V_O
1.02lV_Ol
1.238
1.250 1.262 V
1.225
1.250 1.275
1.233
1.250 1.267 V
1.220
1.250 1.280
0.015
0.2
%
0.035
0.2
0.05
0.3
%
0.2
0.4
1
V
1.10
1.30
EZ1083B
1.20
1.45
Current Limit
I_CL
Quiescent Current
Fixed Voltage Version
I_Q
5V
O.T.
7.5
O.T.
9.5
A
12
14
mA
Temperature Coefficient
T_C
Adjust Pin Current
I_ADJ
O.T.
25°C
O.T.
0.005
55
%/°C
µA
90
Adjust Pin Current
Change
∆I_ADJ
O.T.
0.2
5
µA
Temperature Stability
T_S
5V
0.5A
O.T.
0.5
%
Minimum Load Current
Adj Voltage Version
I_O
5V
O.T.
5
10
mA
RMS Output Noise⁽³⁾
V_N
25°C
0.003
Ripple Rejection Ratio⁽⁴⁾
R_A
5V
7.5A
O.T.
60
72
%V_O
dB
NOTES:
(1) Low duty cycle pulse testing with Kelvin connections required.
(2) ∆V_OUT, ∆V_REF = 1%.
(3) Bandwidth of 10 Hz to 10 kHz.
(4) 120 Hz input ripple (C_ADJ for ADJ = 25µF).
(5) Over Temp. (O.T.) = over specified operating junction temperature range.
© 1999 SEMTECH CORP.
2
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