MAX5035DASA/V+T Maxim Integrated Products, MAX5035DASA/V+T Datasheet - Page 4

• Manufacturer Part Number: MAX5035DASA/V+T
• Description: IC DC/DC CONV STP-DWN 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5035DASA/V+T

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 13.2 V
• Current - Output: 1A
• Frequency - Switching: 125kHz
• Voltage - Input: 7.5 ~ 76 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 471mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1A, 76V, High-Efficiency MAXPower
Step-Down DC-DC Converter
ELECTRICAL CHARACTERISTICS (MAX5035_A_ _) (continued)
(V
the Typical Application Circuit. ) (Note 2)
Note 1: Switch current at which current limit is activated.
Note 2: All limits at -40°C are guaranteed by design, not production tested.
4
Efficiency
Quiescent Supply Current
Shutdown Current
Peak Switch Current Limit
Switch Leakage Current
Switch On-Resistance
PFM Threshold
FB Input Bias Current
ON/OFF CONTROL INPUT
ON/OFF Input-Voltage Threshold
ON/OFF Input-Voltage Hysteresis
ON/OFF Input Current
ON/OFF Operating Voltage
Range
OSCILLATOR
Oscillator Frequency
Maximum Duty Cycle
VOLTAGE REGULATOR
Regulator Output Voltage
Dropout Voltage
Load Regulation
PACKAGE THERMAL CHARACTERISTICS
Thermal Resistance
(Junction to Ambient)
THERMAL SHUTDOWN
Thermal-Shutdown Junction
Temperature
Thermal-Shutdown Hysteresis
IN
_______________________________________________________________________________________
= +12V, V
PARAMETER
ON/OFF
= +12V, I
OUT
= 0, T
SYMBOL
ΔVD/ΔI
V
V
R
I
V
ON/OFF
I
T
ON/OFF
ON/OFF
D
DS(ON)
SHDN
f
I
I
T
PFM
HYST
OSC
θ
HYST
I
VD
LIM
MAX
I
OL
I
η
JA
SH
Q
B
A
VD
= T
J
V
V
V
V
MAX5035D
V
V
V
V
V
(Note 1)
V
I
Minimum switch current in any cycle
MAX5035D
Rising trip point
V
MAX5035D
V
7.5V ≤ V
0 to 5mA
SO package (JEDEC 51)
DIP package (JEDEC 51)
= -40°C to +125°C, unless otherwise noted. Typical values are at T
SWITCH
IN
IN
IN
IN
FB
FB
FB
FB
ON/OFF
IN
ON/OFF
IN
= 12V, I
= 12V, I
= 24V, I
= 12V, V
= 76V, V
= 8.5V to 76V, I
= 3.5V, V
= 5.5V, V
= 13V, V
= 1.3V, MAX5035D
IN
= 1A
= 0V, V
= 0V to V
≤ 8.5V, I
LOAD
LOAD
LOAD
OUT
ON/OFF
IN
IN
IN
CONDITIONS
= 15V to 76V, MAX5035C
= 7.5V to 76V, MAX5035A
= 7.5V to 76V, MAX5035B
IN
= 5V, I
= 0.5A, MAX5035A
= 0.5A, MAX5035B
= 0.5A, MAX5035C
IN
= 7.5V to 76V
L
L
= 0V, V
= 1mA
= 0
LOAD
LX
= 0.5A,
= 0V
1.30
-150
1.50
MIN
105
6.5
55
+0.01
+160
TYP
1.80
0.40
1.69
270
270
270
270
100
125
150
170
110
7.8
2.0
86
90
94
90
10
85
10
95
20
1
+150
MAX
2.50
0.80
1.85
440
440
440
440
130
150
137
9.0
45
76
A
= +25°C. See
UNITS
°C/W
kHz
mA
mV
μA
μA
μA
nA
nA
°C
°C
%
%
Ω
Ω
A
V
V
V
V