LM4040/4041
Micrel
LM4041-Adjustable Electrical Characteristics
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
; all other limits T
J
= 25°C unless otherwise specified (SOT-23, see Note 7),
I
RMIN
≤
I
R
< 12mA, V
REF
≤
V
OUT
≤
10V. The grades C and D designate initial Reverse Breakdown Voltage tolerance of
±0.5%
and
±1%,
respectively for V
OUT
= 5V.
LM4041CIM3
Symbol
Parameter
Conditions
Typical
(Note 4)
1.233
±6.2
±
14
45
60
65
Reference Voltage
Change with Operating
Current Change
I
RMIN
≤
I
R
1mA
SOT-23:
V
OUT
≥
1.6V
(Note 7)
1mA
≤
I
R
15mA
SOT-23:
V
OUT
≥
1.6V
(Note 7)
∆V
REF
/∆V
O
I
FB
Reference Voltage Change
with Output Voltage Change
Feedback Current
I
R
= 1mA
0.7
1.5
2.0
2
4
6
–1.3
–2.0
–2.5
60
100
120
Average Reference
Voltage Temperature
Coefficient
(Note 8)
Dynamic Output Impedance
V
OUT
= 5V
I
R
= 10mA
I
R
= 1mA
I
R
= 100µA
I
R
= 1mA, f = 120Hz
I
AC
= 0.1 I
R
V
OUT
= V
REF
V
OUT
= 10V
I
R
= 100µA
10Hz
≤
f
≤
10kHz
t = 1000hrs
T = 25°C
±0.1°C
I
R
= 100µA
20
15
15
150
200
–2.5
–3.0
6
8
2.0
2.5
65
70
±12
Limits
(Note 5)
LM4041DIM3
Limits
(Note 5)
Units
(Limit)
V
mV (max)
mV (max)
µA
µA
(max)
µA
(max)
mV
mV (max)
mV (max)
mV
mV (max)
mV (max)
mV/V
mV/V (max)
mV/V (max)
nA
nA (max)
nA (max)
ppm/°C
ppm/°C (max)
ppm/°C (max)
V
REF
Reference Breakdown Voltage
Reference Breakdown Voltage
Tolerance (Note 8)
I
R
= 100µA
V
OUT
= 5V
I
R
= 100µA
±
24
I
RMIN
Minimum Operating Current
∆V
REF
/∆I
R
∆V
REF
/∆T
±
100
±
150
Z
OUT
0.3
2
20
120
Ω
Ω
(max)
µV
RMS
ppm
e
N
∆V
REF
Wideband Noise
Reference Voltage
Long Term Stability
January 2000
9
LM4040/4041
MICREL [ MICREL SEMICONDUCTOR ]
