ltm8023 Linear Technology Corporation, ltm8023 Datasheet - Page 3

• Manufacturer Part Number: ltm8023
• Description: 2a, 36v Dc/dc ?module
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
otherwise specifi ed.
SYMBOL
V
V
R
I
IQ
IQ
ΔV
ΔV
V
f
I
V
V
I
I
V
V
V
I
I
V
V
I
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
OUT
SW
SC(OUT)
ADJ
RUN/SS
PGO
PGSINK
SYNCBIAS
ADJ
IN
OUT
OUT(AC_RMS)
BIAS(MIN)
IH(RUN/SS)
IL(RUN/SS)
PG(TH)
SYNCIL
SYNCIH
ADJ(MIN)
VIN
BIAS
OUT
OUT
/V
/V
OUT
OUT
PARAMETER
Input DC Voltage
Output DC Voltage
Minimum Allowable R
Continuous Output DC Current
V
BIAS Quiescent Current
Line Regulation
Load Regulation
Output Ripple (RMS)
Switching Frequency
Output Short Circuit Current
Voltage at ADJ Pin
Minimum BIAS Voltage for Proper
Operation
Current Out of ADJ Pin
RUN/SS Pin Current
RUN/SS Input High Voltage
RUN/SS Input Low Voltage
PG Threshold
PG Leakage
PG Sink Current
SYNC Input Low Threshold
SYNC Input High Threshold
SYNC Pin Bias Current
IN
Quiescent Current
ADJ
CONDITIONS
0 < I
4 ≤ V
V
V
V
V
V
V
5 ≤ V
V
V
R
V
C
ADJ = 1V, C
V
C
C
V
V
V
f
f
V
SYNC
SYNC
RUN/SS
BIAS
BIAS
RUN/SS
BIAS
BIAS
IN
IN
T
IN
OUT
RUN/SS
OUT
OUT
OUT
PG
PG
SYNC
= 113k, C
= 24V, 0 ≤ I
= 24V, I
= 36V, V
= 30V
= 0.4V
OUT
IN
IN
= 51μF
= 51μF
= 51μF
Rising
= 550kHz, C
= 550kHz, C
= 3V, Not Switching, R
= 0V, Not Switching, R
= 3V, Not Switching, R
= 0V, Not Switching, R
= 0V
A
≤ 36, C
≤ 36, I
≤ 2A, 43.2kΩ < R
= 0.2V, R
= 0.2V, R
= 2.5V
= 25°C. V
OUT
OUT
OUT
OUT
OUT
The
OUT
OUT
= 2A, V
= 51μF
= 0V
= 51μF
T
T
OUT
OUT
= 1A, V
= 51μF
= 174k
= 174k
≤ 2A, V
●
IN
denotes the specifi cations which apply over the full operating
= 51μF
= 51μF
= 10V, V
OUT
OUT
ADJ
OUT
= 3.3V, C
Note 2: The LTM8023E is guaranteed to meet performance specifi cations
from 0°C to 85°C. Specifi cations over the –40°C to 85°C operating
temperature range are assured by design, characterization and correlation
with statistical process controls.
Note 3: C
with a 47μF electrolytic.
T
T
T
T
=3.3V, C
< ∞, C
= 174k
= 174k
= 174k
= 174k
= 3.3V, C
RUN/SS
OUT
OUT
OUT
OUT
OUT
= 51μF
= 10V, V
= 51μF (Note 3)
= 51μF is composed of a 4.7μF ceramic capacitor in parallel
= 51μF
= 51μF
BIAS
= 3V, R
●
●
●
●
T
= 60.4k, C
MIN
42.2
765
200
3.6
0.8
2.5
0.5
0
0.03
TYP
325
790
730
800
0.1
0.1
0.4
2.9
2.3
0.1
0.1
OUT
25
85
50
10
1
2
5
LTM8023
= 4.7μF unless
MAX
120
120
805
0.5
0.5
2.8
0.2
0.7
36
10
60
10
2
5
1
UNITS
3
8023f
kHz
mV
mV
mV
kΩ
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
%
%
V
V
A
A
V
V
V
V
V