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NCP1450ASN27T1 Datasheet(PDF) 16 Page - ON Semiconductor

Part # NCP1450ASN27T1
Description  PWM Step?뭫p DC?묭C Controller
PDF  22 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1450ASN27T1 Datasheet(HTML) 16 Page - ON Semiconductor

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NCP1450A
http://onsemi.com
16
14
0.1
3
2
0.01
VIN, INPUT VOLTAGE (V)
Figure 69. NCP1450ASNXXT1 No Load Input
Current vs. Input Voltage (Using MOSFET)
Figure 70. NCP1450ASNXXT1 No Load Input
Current vs. Input Voltage (Using BJT)
10
VIN, INPUT VOLTAGE (V)
1
51
4
3
25
0
0.1
0.01
100
1
10
A. VOUT = 1.9 V, Rb = 1 kW
B. VOUT = 3.0 V, Rb = 1 kW
C. VOUT = 5.0 V, Rb = 1 kW
D. VOUT = 1.9 V, Rb = 560 W
E. VOUT = 3.0 V, Rb = 560 W
F. VOUT = 5.0 V, Rb = 560 W
NCP1450ASNXXT1
L = 10
mH
Q = MMJT9410
COUT = 220 mF
TA = 25°C
A
D
B
E
C
F
NCP1450ASNXXT1
L = 10
mH
Q = NTGS3446T1
COUT = 220 mF
TA = 25°C
VOUT = 5.0 V
VOUT = 3.0 V
VOUT = 1.9 V
Components Supplier
Parts
Supplier
Part Number
Description
Phone
Inductor: L1, L2
Sumida Electric Co. Ltd.
CD54−100MC
Inductor 10
mH/1.44 A
(852) 2880−6688
Schottky Diode: D1, D2
ON Semiconductor
MBRM110L
Schottky Power Rectifier
(852) 2689−0088
MOSFET: Q1
ON Semiconductor
NTGS3446T1
Power MOSFET N−Channel
(852) 2689−0088
BJT: Q2
ON Semiconductor
MMJT9410
Bipolar Power Transistor
(852) 2689−0088
Output Capacitor: C1, C3
KEMET Electronics Corp.
T494D227K006AS
Low ESR Tantalum Capacitor
220
mF/6.0 V
(852) 2305−1168
Input Capacitor: C2, C4
KEMET Electronics Corp.
T491C106K016AS
Low Profile Tantalum Capacitor
10
mF/16 V
(852) 2305−1168


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