Shindengen Electric Manufacturing Company Ltd MA3450 Datasheet
SHINDENGEN
④
g
g
Power Switching Regulators
MA3450
RATINGS
MA3000 Series
OUTLINE DIMENSIONS
Case : MA7
Unit : mm
●Absolute Maximum Ratings
Storage Temperature
Operating Temperature
Junction Temperature
Peak Input Voltage
Input Current
Maximum Power Dissipation
Dielectric Strength
Insulation Resistance Terminals To Case 500VDC
Max Voltage ④ to ⑦
Max Current ⑥ to ④
Max Current ⑤ to ④
●Electrical Characteristics (Tc=25℃)
Collector Cutoff Current
Q1
DC Current Gain
Collector to Emitter Saturation Voltage
Driving Saturation Voltage
Thermal Resistance
Item
Item
Symbol Unit
Tstg ℃
Top ℃
Tj ℃
②+,④-,Fig.1 is Measurement Circuit of Peak Input Voltage Vin and Collector
Cutoff Current I
Vin V
DC ②+,④-
Iin
Pulse ②+,④- Pulse Width 150μs MAX, Duty1/2, Sawtooth Wave, Peak Value.
P
Ta=25℃
D
P
Heatsink Tc=100℃
D
Vdis
Terminals To Case AC 1 min
V④・⑦
I⑥・④
I⑤・
④+,⑦⑥+,④- （Peak）Duty Max 3/5
⑤+,④- （Q2 Collector Current）
CEX
.
Symbol Unit
I
CEX
h
FE
VCE(sat)
VD(sat)
θjc
VCE=500V,Fig.1 is Measurement Circuit of Peak Input Voltage Vin and Collector Cutoff
Current I
V
IC=5A, IB=1.0A, ②＋,④－,⑤I
IC=1.5A, IB=0.3A, ②＋,④－,⑤I
Junction to Case
. , ②＋,④－
CEX
= 5V, IC = 5A, ②＋,④－,⑤I
CE
Conditions
Conditions
B
B
B
Ratin
-30～125
-20～125
150
500
10
20
3
20
2
100
6
100
500
Ratin
MAX 100
15～30
MAX 1.7
MAX 2.3
MAX 2.5
s
A
A
W
W
kV
MΩ
V
mA
mA
s
μA
V
V
℃/W
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
MA3450
g
●Standard Operating Condition・Design Standard For Application Circuit
Input Rated Voltage
Output Nominal Wattage
Output Nominal Voltage
Output Nominal Current
●Standard Operating Condition・Standard Operating Characteristics （Ta=25℃）
AC Input Voltage
Minimum Input Full Load Output Voltage
Maximum Input Light Load Output Voltage
Over Current Protection
Figure in ○=Terminal Sign
Item
Foldback Current
Short Circuit
IO=4.2A, 20.5V≦VO≦24.6V
ConditionsItem
Vin=90V, IO=4.2A
Vin=132V, IO=0.0A
Vin=132V, VO=20V
Vin=132V, RO=0.5Ω
Ratin
sConditions
AC85～132
100
24
4.2
Ratings Unit
MAX 85
V
24.0±0.6 V Fig 2, ① Refer
24.0±0.6 V Fig 2, ② Refer
MAX 6.0
Nodamage To Any Device,
Automatic Recovery.
AFig 2, ③ Refer
-Fig 2, ④ Refer
Unit
V
W
V
A
Fig2. Output Voltage/CurrentFig1. Measurement Circuit
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
2
10
1
10
0
10
-1
10
Transient Thermal Impedance
MA3450
10
1
0.1
Time t [s]
-2
10
-3
10
-4
10
0.01
Transient Thermal Impedance θjc(t) [°C/W]
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