MC34063EC STMicroelectronics, MC34063EC Datasheet - Page 11
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MC34063EC
Manufacturer Part Number
MC34063EC
Description
DC-DC CONVERTER CONTROL CIRCUITS
Manufacturer
STMicroelectronics
Datasheet
1.MC34063AB.pdf
(23 pages)
Specifications of MC34063EC
Low Quiescent Current
2.5 mA (typ.)
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Figure 15. Step-down converter
Figure 16. Printed evaluation board
Table 10.
Line regulation
Load regulation
Output ripple
Efficiency
I
SC
Test
Test condition (V
V
V
V
V
V
IN
IN
IN
IN
IN
= 15 to 25 V, I
= 25 V, I
= 25 V, I
= 25 V, I
= 25 V, R
OUT
= 5 V)
O
O
O
LOAD
= 50 to 500 mA
= 500 mA
= 500 mA
O
= 0.1 Ω
= 500 mA
Conditions
PIN 2 = GND
PIN 1 = V
PIN 3 = GND
PIN 4 = V
Value (typ.)
100
1.2
30
80
5
OUT
IN
Unit
mV
mV
mV
11/23
%
A