ST730ACDTR STMicroelectronics, ST730ACDTR Datasheet - Page 2

• Manufacturer Part Number: ST730ACDTR
• Description: IC CONV DC/DC PWM 5V STPDN 8SOIC
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of ST730ACDTR

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 4.75 ~ 5.25 V
• Current - Output: 450mA
• Frequency - Switching: 160kHz ~ 280kHz
• Voltage - Input: 4 ~ 11 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 344mW
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-4315-2

ST730A
ABSOLUTE MAXIMUM RATINGS
Absolute Maximum Ratings are those values beyond which damage to the device may occur. Functional operation under these condition is
not implied.
THERMAL DATA
(*) This value depends from thermal design of PCB on which the device is mounted.
ORDERING CODES
2/9
Symbol
Symbol
R
V
V
P
thj-amb
V
I
V
SHDN
T
T
S
REF
I
TOT
LX
stg
CC
LX
,V
op
C
ST730AB
ST730AC
TYPE
DC Input Voltage
Switch Pin Voltage
Shutdown Voltage (SHDN)
Soft Start (SS) and Compensation Capacitor (CC) Pins Voltage
Switching Peak Current
Reference Current
Continuous Power Dissipation at T
Storage Temperature Range
Operating Junction Temperature Range (C series)
Thermal Resistance Junction-ambient (*)
ST730ACN
ST730ABN
Parameter²
Parameter
DIP8
A
=70°C (DIP-8)
(B series)
(SO-8)
ST730ACD
ST730ABD
SO-8
SO-8
160
-0.3 to (V
-0.3 to (V
-0.3 to (V
-40 to +150
-40 to +85
-0.3 to 12
0 to +70
Value
550
344
2.5
2
CC
CC
CC
ST730ABD-TR
ST730ACD-TR
+ 0.3)
+ 0.3)
+ 0.3)
SO-8 (T&R)
DIP-8
100
°C/W
Unit
Unit
mW
mW
mA
°C
°C
°C
V
V
V
V
A