MAX5033DASA+ Maxim Integrated Products, MAX5033DASA+ Datasheet - Page 4

• Manufacturer Part Number: MAX5033DASA+
• Description: IC DC-DC CONV HI EFF 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5033DASA+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 13.2 V
• Current - Output: 500mA
• 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
• Output Voltage: 13.2 V
• Output Current: 0.5 A
• Input Voltage: 7.5 V to 76 V
• Supply Current: 270 uA
• Switching Frequency: 125 KHz
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

500mA, 76V, High-Efficiency, MAXPower
Step-Down DC-DC Converter
ELECTRICAL CHARACTERISTICS (MAX5033_A_ _) (continued)
(V
the Typical Operating Circuit .) (Note 2)
Note 1: Switch current at which the current limit is activated.
Note 2: All limits at -40°C are guaranteed by design, not production tested.
4
Feedback Voltage
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 /O F F O p er ati ng V ol tag e Rang e
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
∆VD/∆I
R
V
V
I
V
ON/OFF
I
T
ON/OFF
ON/OFF
D
DS(ON)
SHDN
f
I
V
I
T
HYST
OSC
θ
HYST
I
PFM
VD
LIM
MAX
I
OL
I
η
SH
FB
JA
Q
B
A
VD
= T
J
V
V
V
V
V
MAX5033D
V
V
V
V
V
(Note 1)
V
I
Minimum switch current in any cycle
MAX5033D
Rising trip point
V
MAX5033D
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
IN
FB
FB
FB
FB
ON/OFF
IN
ON/OFF
IN
= 7.5V to 76V, MAX5033D
= 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, MAX5033D
IN
= 500mA
= 0V, V
= 0V to V
≤ 8.5V, I
LOAD
LOAD
LOAD
OUT
ON/OFF
IN
IN
IN
CONDITIONS
= 15V to 76V, MAX5033C
= 7.5V to 76V, MAX5033A
= 7.5V to 76V, MAX5033B
IN
= 5V, I
= 500mA, MAX5033A
= 500mA, MAX5033B
= 500mA, MAX5033C
IN
= 7.5V to 76V
L
L
= 0V, V
= 1mA
= 0mA
LOAD
LX
= 500mA,
= 0V
1.192
0.95
-150
1.50
MIN
105
6.5
35
+0.01
1.221
+160
TYP
1.69
270
270
270
270
100
125
150
170
110
1.5
0.4
7.8
2.0
86
90
94
90
10
65
10
95
20
1
1.250
+150
MAX
2.20
0.80
1.85
440
440
440
440
110
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
V
A
V
V
V
V