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MD1620F Datasheet(PDF) 2 Page - Shindengen Electric Mfg.Co.Ltd

Part # MD1620F
Description  5V Stepping Down DC to DC Converter Power IC
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Manufacturer  SHINDENGEN [Shindengen Electric Mfg.Co.Ltd]
Direct Link  http://www.shindengen.co.jp/
Logo SHINDENGEN - Shindengen Electric Mfg.Co.Ltd

MD1620F Datasheet(HTML) 2 Page - Shindengen Electric Mfg.Co.Ltd

  MD1620F Datasheet HTML 1Page - Shindengen Electric Mfg.Co.Ltd MD1620F Datasheet HTML 2Page - Shindengen Electric Mfg.Co.Ltd MD1620F Datasheet HTML 3Page - Shindengen Electric Mfg.Co.Ltd MD1620F Datasheet HTML 4Page - Shindengen Electric Mfg.Co.Ltd  
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Vref
Vcc
UVLO
START =11.3V
STOP =10.8V
BOOT reference
Vref=11V
Driver
Vref=Vout+10V
Main Switch
MOS OFF
driver
reference
Vref=5V+
-5%
Vboot
VB
VG
VDD
TAB2
TAB1
22
23
6
5
26
CHOUT
25
28
27
amp-
ampOUT
S/S
1
F/B OCL-
224
OCL+
3
4
GND
P.GND
VOUT
CLM Vth=
0.1~0.2V
OSC
f=250kHz
TSD
Q
R
3V
1V
2.5V
5.0VF/B
S
Error amp
PWM Comp
8~11
-
100 C
150 C
VOUT
VB
OCL+
F/B OCL-
P.GND
S/S
GND
GND
GND
CHOUT
OUTPUT
5V
INPUT
12~57V
amp-
amp OUT
VCC
VDD
Vboot
MD1620F
21 : N/C
TAB2 : VDD
28 : amp
-
27 : ampOUT
26 : Vref
25 : CHOUT
24 : GND
23 : VB
22 : VG
S/S : 1
F/B OCL
- : 2
OCL
+ : 3
GND : 4
Vcc : 5
Vboot : 6
N/C : 7
VOUT : TAB1
20 : N/C
19 : N/C
18 : N/C
17 : N/C
16 : N/C
15 : N/C
P.GND : 8
P.GND : 9
P.GND : 10
P.GND : 11
N/C : 12
N/C : 13
N/C : 14
Block Diagram
Application Example
Pin Layout


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