EZ1087 Datasheet, PDF (2/4 Pages) Semtech Corporation – 5.0 AMP REMOTE SENSE VOLTAGE REGULATOR

5.0 AMP REMOTE SENSE
VOLTAGE REGULATOR
EZ1087
April 7, 1998
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V_IN = 2.75V to 7.0V and Adj I_O = 10mA to 5.0A
Parameter
Reference Voltage ⁽¹⁾
Adj Voltage Version
Line Regulation⁽¹⁾
Load Regulation⁽¹⁾
Symbol
V_REF
REG_(LINE)
REG_(LOAD)
Dropout Voltage
V_D
∆V_REF = 1%
Current Limit
I_CL
Temperature Coefficient
T_C
Adjust Pin Current
I_ADJ
Adjust Pin Current
Change
Temperature Stability
Minimum Load Current
RMS Output Noise⁽²⁾
Ripple Rejection Ratio⁽³⁾
Common Mode ⁽⁵⁾
Range of Sense Pins
Differential Gain of
Sense Pins
Sense Bias Current
∆I_ADJ
T_S
I_O
V_N
R_A
V_CM
I_B
Test Conditions
V_IN
I_O
5V
10mA
10mA
5V
T_J(4)
25°C
O.T.
25°C
O.T.
25°C
O.T.
25°C
O.T.
O.T.
O.T.
25°C
O.T.
O.T.
5V
0.5A
O.T.
5V
O.T.
25°C
5V
5.0A
O.T.
25°C
Test Limits
Min
Typ
Max
1.238
1.250 1.262
1.225
1.250 1.275
0.015
0.2
0.035
0.2
0.1
0.3
0.2
0.4
1
1.1
1.3
5.0
7.5
0.005
55
90
Units
V
%
%
V
A
%/°C
µA
0.2
5
µA
0.5
%
5
10
mA
0.003
60
72
%V_O
dB
0.4
mV
25°C
25°C
11
V/V
0.3
µA
NOTES:
(1) Low duty cycle pulse testing with Kelvin connections required.
(2) Bandwidth of 10 Hz to 10 kHz.
(3) 120 Hz input ripple (C_ADJ for ADJ = 25µF).
(4) Over Temp. (O.T.) = over specified operating junction temperature range.
(5) (V_OUT - 1V) ≤ V_±SENSE ≤ V_OUT.
© 1998 SEMTECH CORP.
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