ELM605DA
2A synchronous step-down DC/DC converter
■DC electrical characteristics
Vin=3.3V, Top=25°C, unless otherwise noted
Parameter
Supply voltage
Quiescent current
Shutdown current
Adjustable output voltage range
Regulated feedback voltage
Symbol
Vin
Iq
Is
Vout
Vfb
Test condition
Min.
2.5
Typ.
Max. Unit
6.0
V
µA
µA
V
Iout=0mA, no switching
EN=GND
220
7
0.8
Vin
Top=+25°C
0.784 0.800 0.816
V
Output voltage line regulation ΔVline-reg Vin=2.5V to 6.0V, Iout=0A to 2A
Output voltage load regulation ΔVload-reg Vout=0.8V to 3.3V, Iout=0A to 2A -2
-2
-
-
2
2
%
%
Vin rising
Vin falling
2.3
2.1
-
VIN under voltage
lockout threshold
Feedback current
V
UVLO
Ivfb
-30
-1
30
1
nA
µA
mΩ
mΩ
A
MHz
°C
mS
SW leakage current
Ileak(sw) Ven=0V, Vin=6V, Vsw=0V or 6V
PMOSFET on resistance
NMOSFET on resistance
PMOSFET current limit
Oscillator frequency
Thermal shutdown threshold
Soft-start time
Power good threshold
Power good current
EN high Level input voltage
EN low level input voltage
Vin=Vgs=5V, Iout=100mA
Vin=Vgs=5V, Iout=100mA
130
100
3.2
1
RdsonP
RdsonN
IclP
Fosc
Ts
Tss
Vpg
Ipg
150
1
0.9*Vout
3
Vpg=0.3V
-40°C≤Top≤+85°C
mA
V
V
Ven
Ven
1.3
0.3
■Marking
SOP-8
Mark
Content
Product name
ELM
605DA
abc
ELM605DA
Assembly lot No.:
000 to 999 repeated
a, b, c
Rev.1.2
13 - 3
ELM-TECH [ ELM Technology Corporation ]
