TN5D51A Sanyo Semiconductor Corporation, TN5D51A Datasheet - Page 4

• Manufacturer Part Number: TN5D51A
• Description: Separately-excited Step-down Switching Regulator 12v Output Type
• Manufacturer: Sanyo Semiconductor Corporation

Specified Circuit for Electrical Characteristics
[Circuit]
[Components]
* When measuring ripple noise voltage, put 47μF (electrolytic capacitor) and 0.1μF (ceramic or film capacitor) into measuring point.
Symbol
--1.0
C1
C2
C3
C6
R3
D1
--0.1
L1
--10
20
15
10
7
5
3
2
7
5
3
2
7
5
3
2
--0.1
5
0
0
I DP = --36A
Tc=25°C
Single pulse
I D = --9A
Electrolytic Capacitor
Electrolytic Capacitor
Capacitor
Ceramic Capacitor
Metal Oxide Film Resistor
Choke Coil
Schottky Barrier Diode
2
20
Operation in
this area is
limited by R DS (on).
3
Drain-to-Source Voltage, V DS -- V
GND
Component
V IN
5 7
40
Case Temperature, Tc -- °C
Forward Bias A S O
--1.0
60
+
P D -- Tc
2
C1
80
3
5
100
7
3000 to 3600μF
2000 to 2200μF
0.1μF
1000pF
47Ω / 2W
100μH
SBT250-06J
--10
1
120
< 10μs
2 3 4
2
Specification
IC1
3
140
IT13248
IT13249
5
5
7
--100
160
C3
TN5D51A
D1
2.5
2.0
1.5
1.0
0.5
0
0
C6
R3
L1
20
Ambient Temperature, Ta -- °C
40
+
60
C2
P D -- Ta
V OUT
GND
80
100
IT12637
120
No. A1031-4/11
140
IT12620
160