MC34063EBD-TR STMicroelectronics, MC34063EBD-TR Datasheet - Page 6

• Manufacturer Part Number: MC34063EBD-TR
• Description: IC CTRL CIRCUIT DC-DC CONV 8SOIC
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck), Step-Up (Boost), Invertingr

Specifications of MC34063EBD-TR

• 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 ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Applications: Controller, DCDC Converting
• Mounting Style: SMD/SMT
• Efficiency: 89 %
• Input / Supply Voltage (max): 50 V
• Input / Supply Voltage (min): 1.5 V
• Load Regulation: 10 mV
• Maximum Operating Temperature: + 125 C
• Maximum Power Dissipation: 0.625 W
• Minimum Operating Temperature: - 40 C
• Operating Temperature Range: - 40 C to + 125 C
• Supply Current: 1.5 mA
• Switching Frequency: 24 KHz to 42 KHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-7851-2; MC34063EBD-TR

4
Table 5.
Table 6.
Table 7.
6/23
I
Symbol
Symbol
DISCHG
V
V
V
Reg
I
CE(sat)
CE(sat)
Symbol
I
IPK(sense)
C(off)
V
h
DISCHG
I
I
FE
IB
f
TH
OSC
CHG
line
/I
CHG
Saturation voltage, darlington
connection
Saturation voltage
DC current gain
Collector off-state current
Threshold voltage
Threshold voltage line
regulation
Input bias current
Electrical characteristics
(Refer to the test circuits, V
Note
Oscillator
Output switch
Comparator
Frequency
Charge current
Discharge current
Discharge to charge
current ratio
Current limit sense voltage I
2)
Parameter
Parameter
Parameter
CC
I
I
Forced β ~ 20
I
V
T
T
V
V
V
V
V
PIN 7 = V
SW
SW
SW
CHG
A
A
CE
CC
IN
PIN5
CC
CC
= 25°C
= T
= 5 V, T
= 0 V
= 1 A, PIN 7, 8 connected
= 1 A, R
= 1 A,V
= 40 V
= 3 to 40 V
= 5 to 40V, T
= 5 to 40V, T
= I
LOW
= 0V, C
DISCHG,
Test conditions
Test conditions
Test conditions
CC
to T
CE
A
PIN8
, T
T
= T
= 5 V, T
HIGH
A
= 1 nF, T
T
= 25°C
= 82 Ω to V
A
A
A
LOW
= 25°C
= 25°C
= 25°C
A
to T
= 25°C
A
= 25°C
HIGH
CC
, unless otherwise specified, see
1.225
Min.
Min.
Min.
1.21
140
250
5.2
24
24
50
Typ.
Typ.
0.45
0.01
Typ.
1.25
200
300
120
6.2
33
33
-5
1
1
1.275
Max.
Max.
Max.
1.29
-400
260
350
100
7.5
1.3
0.7
42
42
5
Unit
Unit
Unit
kHz
mV
mV
µA
µA
µA
µA
nA
V
V
V