LV5990M-TLM-H Datasheet, PDF (2/6 Pages) ON Semiconductor – Step-down Switching Regulator

LV5990M
Recommended Operating Conditions at Ta = 25°C
Parameter
Input voltage renge
Symbol
VIN
Conditions
Electrical Characteristics at Ta = 25°C, VIN = 15V
Parameter
Symbol
Conditions
Reference voltage
Internal reference voltage
Pch drive voltage
Saw wave oscillator
Oscillatory frequency
ON/OFF circuit
IC startup voltage (EN pin)
Disable voltage (EN pin)
Soft start circuit
Soft start source current
Soft start sink current
UVLO circuit
UVLO release voltage
UVLO lock voltage
Error amplifier
Input bias current
Error amplifier gain
Output sink current
Output source current
Over current limit circuit
Current limit peak
HICCUP timer start-up cycle
HICCUP comparator threshold voltage
HICCUP timer charge current
PWM comparator
Maximum on-duty
Logic output
Power good “L” sink current
Power good “H” leakage current
Power good threshold FB voltage
Power good hysteresis
Power good impedance
Output
Output on-resistance
The entire device
Standby current
Light load mode consumption current
Thermal shutdown
*: Design certification
VREF
VPDR
IOUT=0 to -5mA
FOSC
VCNT_ON
VCNT_OFF
ISS_SC
ISS_SK
EN>1.5V
EN<0.3V, SS=0.4V
VUVLON
VUVLOF
FB=COMP
FB=COMP
IEA_IN
GEA
IEA_OSK
IEA_OSC
FB=1.75V
FB=0.75V
ICL
NLCYCLES
VtHIC
IHIC
DMAX
Ipwrgd_L
Ipwrgd_H
VtPG
VPG_H
RPG
PG=5V
PG=5V
RON
IO=1A
ICCS
Isleep1
TSD
EN<0.3V
EN>1.5V, ILOAD=0, No oscillatory
-20°C≤Ta≤70°C *
*
Ratings
Unit
4.5 to 18
V
Ratings
Unit
min
typ
max
1.235
1.260
1.285
V
VCC-5.5 VCC-5.0 VCC-4.5
V
300
360
420 kHz
1.5
VIN
V
0.3
V
1.3
2
3 μA
120
150
180 μA
3.0
3.4
3.8
V
2.5
2.9
3.3
V
-100
-50
100 nA
100
250
400 μA/V
-40
-20
-10 μA
10
20
40 μA
3.2
4.7
6.2
A
15
cycle
1.20
1.26
1.32
V
1
2
3 μA
95
%
4
5
6 mA
1 μA
1.0
1.1
1.2
V
40
50
60 mV
1
kΩ
150
mΩ
50
70
170
1 μA
90 μA
°C
No.A1849-2/6