Datasheet

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