MAX17020ETJ+ Maxim Integrated Products, MAX17020ETJ+ Datasheet - Page 7

• Manufacturer Part Number: MAX17020ETJ+
• Description: IC CTLR PWM DUAL STEP DN 32-TQFN
• Manufacturer: Maxim Integrated Products
• Series: Quick-PWM™r
• Type: Dual Quick-PWM Step-Down Controllerr

Specifications of MAX17020ETJ+

• Applications: Power Supplies
• Current - Supply: 1mA
• Voltage - Supply: 6 V ~ 24 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Output Voltage Range: 0.7 V to 5.5 V
• Input Voltage Range: 6 V to 24 V
• Input Current: 1 mA
• Power Dissipation: 2.76 W
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, no load on LDO, RTC, OUT1, OUT2, and REF, V
LDOREFIN = GND, ONLDO = IN, ON1 = ON2 = V
INPUT SUPPLIES
IN Standby Supply Current
IN Shutdown Supply Current
IN Supply Current
V
PWM CONTROLLERS
OUT1 Output-Voltage Accuracy
(Note 1)
OUT1 Voltage-Adjust Range
FB1 Dual-Mode Threshold
Voltage
OUT2 Output-Voltage Accuracy
(Note 1)
OUT2 Voltage-Adjust Range
REFIN2 Voltage-Adjust Range
REFIN2 Dual-Mode Threshold
Voltage
DH1 On-Time
DH2 On-Time
Minimum Off-Time
Ultrasonic Operating Frequency
SECFB Threshold Voltage
CC
Supply Current
PARAMETER
_______________________________________________________________________________________
Dual Quick-PWM Step-Down Controller
with Low-Power LDO, RTC Regulator
f
SW(USONIC)
SYMBOL
I
t
I
IN(SHDN)
OFF(MIN)
V
IN(STBY)
V
V
V
SECFB
t
t
I
OUT1
OUT2
ON1
ON2
I
CC
FB1
IN
V
ONLDO = V
V
ON1 = ON2 = REFIN2 = V
ON1 = ON2 = REFIN2 = V
5V preset output: FB1 = GND,
V
1.5V preset output: FB1 = V
V
Adjustable feedback output,
V
Low
High
3.3V preset output: REFIN2 = V
V
1.05V preset output: REFIN2 = RTC (3.3V),
V
Tracking output: V
V
Low (REFIN2 = RTC)
High (REFIN2 = V
V
V
V
V
(Note 2)
IN
CC
IN
IN
IN
IN
IN
IN
IN
IN
OUT1
IN
OUT2
= 4.5V to 24V, ON1 = ON2 = ONLDO = GND
= 6V to 24V, ON1 = ON2 = GND,
= 12V,
= 12V,
= 12V,
= 12V,
= 1.2V,
= 12V,
= 12V,
= 12V,
, T
= FB1 = GND, V
= FB1 = GND, V
= open (REF)
A
= 5.0V (Note 2)
= 3.3V (Note 2)
= -40°C to +85°C, unless otherwise noted.) (Note 3)
CC
CONDITIONS
= V
= V
= V
= V
= V
= V
CC
REFIN2
CC
CC
CC
CC
CC
)
OUT2
OUT2
CC
IN
= 12V, V
TON = GND or REF
(400kHz)
TON = V
TON = GND (500kHz)
TON = REF or V
(300kHz)
= 1.0V,
= 3.5V, V
= 3.5V, V
CC
CC
CC
,
,
(5V),
CC
CC
DD
OUT1
OUT1
(5V),
(200kHz)
= V
= 5.3V
= 5.3V
CC
CC
= V
SECFB
0.685
0.040
V
3.234
1.029
0.985
V
1895
4.90
1.47
1.6V
1.2V
1.92
MIN
895
475
833
0.7
2.2
CC
CC
18
0
0
-
-
= 5V, V
TYP
REFIN2
0.715
0.125
3.366
1.071
1.015
V
V
MAX
1209
2315
1017
5.10
1.53
0.7V
0.4V
2.08
200
635
425
0.2
1.5
5.5
3.0
CC
CC
70
= 1.0V, BYP =
2
2
-
-
UNITS
kHz
mA
mA
µA
µA
ns
ns
ns
V
V
V
V
V
V
V
V
7