MC34063ABN STMicroelectronics, MC34063ABN Datasheet - Page 5

• Manufacturer Part Number: MC34063ABN
• Description: IC CTRL CIRCUIT DC-DC CONV 8-DIP
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck), Step-Up (Boost), Invertingr

Specifications of MC34063ABN

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 38 V
• Current - Output: 1.5A
• Frequency - Switching: 100kHz
• Voltage - Input: 3 ~ 40 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Applications: Controller, DCDC Converting
• Mounting Style: Through Hole
• Efficiency: 89 %
• Input / Supply Voltage (max): 50 V
• Input / Supply Voltage (min): 2.1 V
• Load Regulation: 10 mV
• Maximum Operating Temperature: + 85 C
• Maximum Power Dissipation: 1.25 W
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 85 C
• Supply Current: 2.5 mA
• Switching Frequency: 24 KHz to 42 KHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-7412-5; MC34063ABN

3
Table 3.
Note:
Table 4.
1. This value depends from thermal design of PCB on which the device is mounted.
Symbol
V
V
Symbol
P
T
V
V
V
T
I
V
I
SWC
R
R
SWE
SW
T
STG
DC
TOT
OP
CC
CE
DC
IR
J
thJA
thJC
Power supply voltage
Comparator input voltage range
Switch collector voltage
Switch emitter voltage (V
Switch collector to emitter voltage
Driver collector voltage
Driver collector current
Switch current
Power dissipation at T
Operating junction temperature
Storage temperature range
Operating ambient temperature range
Maximum ratings
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
Thermal resistance junction-ambient
Thermal resistance junction-case
A
Parameter
= 25°C
SWC
Parameter
= 40V)
for DIP-8
for SO-8
for AC and EC series
for AB series
for EB series
(1)
DIP-8
100
42
-40 to 150
-40 to 125
-0.3 to 40
-40 to 85
0 to 70
Value
0.625
1.25
100
150
1.5
50
40
40
40
40
SO-8
160
20
°C/W
°C/W
Unit
Unit
mA
°C
°C
°C
W
V
V
V
V
V
V
A
5/23