
LV5026MC
Recommended Operating Conditions at Ta = 25 ° C
Parameter
Input voltage
VIN
Symbol
Conditions
Ratings
8.5 to 24
Unit
V
* Note : supply the stabilized voltage.
Electrical Characteristics at Ta = 25 ° C, VIN = 12V, unless otherwise specified.
Parameter
Symbol
Conditions
min
Ratings
typ
max
Unit
Reference voltage block
Built-in reference voltage
VREF VIN line regulation
Reference output voltage
VREF
VREF_LN
REFOUT
VIN = 8.5 to 24V
IREFOUT = 0.5mA
0.585
0.605
± 0.5
3.0
0.625
V
%
V
- Maximum load
- equivalent output impedance
REFOUT_MAX
REFOUT_RO
0.5
10
mA
Ω
Under voltage lockout
Operation start Input voltage
Operation stop input voltage
Hysteresis voltage
UVLOON
UVLOOFF
UVLOH
8
6.3
9
7.3
1.7
10
8.3
V
V
V
Oscillation
Frequency
FOSC1 Switch voltage
FOSC1
FOSC2
VOSC1
RT =OPEN
RT = REF_OUT
40
55
2
50
70
60
85
5
kHz
kHz
V
FOSC2 Switch voltage
Maximum ON duty
VOSC2
MAXDuty
93
0.5
V
%
Comparator
Input offset voltage
VIO_VR
1
10
mV
(Between CS and VREF)
Input offset voltage
VIO_RI
1
10
mV
(Between CS and REFIN)
Input current
CS pin max voltage
malfunction prevention mask
IIOSC
IIOREF
VOM
TMSK
160
80
150
1
nA
nA
V
ns
time
PWM_D circuit
OFF voltage
ON voltage
VOFF
VON
2
0
5
0.6
V
V
Thermal protection circuit
Thermal shutdown temperature
Thermal shutdown hysteresis
TSD
Δ TSD
*Design guarantee
*Design guarantee
165
30
° C
° C
Drive Circuit
OUT sink current
OUT source current
IOI
IOO
500
1000
120
mA
mA
Minimum On time
TMIN
200
300
ns
Continued on next page.
No.A2042-2/16