NCP1547DR2G ON Semiconductor, NCP1547DR2G Datasheet - Page 4

• Manufacturer Part Number: NCP1547DR2G
• Description: IC REG BUCK 1.5A 340KHZ 8-SOIC
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck)r

Specifications of NCP1547DR2G

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.5 ~ 24 V
• Current - Output: 1.5A
• Frequency - Switching: 340kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
Oscillator
PWM Comparator
Power Switch
Error Amplifier
Sync
Shutdown
Thermal Shutdown
4. Guaranteed by design, not 100% tested in production.
Operating Frequency
Frequency Line Regulation
Maximum Duty Cycle
V
Slope Compensation Voltage
Minimum Output Pulse Width
Current Limit
Foldback Current
Saturation Voltage
Current Limit Delay
Internal Reference Voltage
Reference PSRR
FB Input Bias Current
Output Source Current
Output Sink Current
Output High Voltage
Output Low Voltage
Unity Gain Bandwidth
Open Loop Amplifier Gain
Amplifier Transconductance
Sync Frequency Range
Sync Pin Bias Current
Sync Threshold Voltage
Shutdown Threshold Voltage
Overtemperature Trip Point
Thermal Shutdown Hysteresis
FB
Frequency Foldback Threshold
Characteristic
(0°C < T
Fix V
V
V
V
I
(Note 4)
(Note 4)
V
V
V
V
(Note 4)
(Note 4)
(Note 4)
V
(Note 4)
(Note 4)
OUT
FB
FB
FB
C
C
FB
FB
SYNC
= 1.270 V, V
= 1.270 V, V
J
to V
> 0.36 V
< 0.29 V
= 1.0 V
= 2.0 V
FB,
= 1.5 A, V
< 70°C, 4.5 V< V
= 5.0 V
DV
SW
C
/DT
http://onsemi.com
BOOST
Test Conditions
FB
FB
ON
= 1.0 V
= 2.0 V
IN
= V
−
−
−
−
−
−
−
−
−
4
< 40 V; unless otherwise specified.)
IN
+ 2.5 V
1.244
0.29
1.39
Min
306
377
175
5.0
1.6
0.9
0.4
5.0
0.9
1.0
85
15
15
−
−
−
−
−
−
−
−
−
−
1.270
0.05
0.32
0.02
1.46
Typ
340
100
120
500
360
185
9.0
2.3
1.5
0.7
6.4
1.5
1.3
90
40
25
25
20
70
42
−
1.296
Max
0.15
0.36
1.53
374
200
160
710
485
195
3.0
2.1
1.0
0.1
1.9
1.6
95
17
35
35
60
−
−
−
−
−
mV/ms
mA/V
Unit
%/V
kHz
kHz
kHz
mV
dB
mA
mA
mA
dB
mA
ns
ns
°C
°C
%
V
A
A
V
V
V
V
V