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CMS06 Datasheet(PDF) 8 Page - Nisshinbo Micro Devices Inc.

Part # CMS06
Description  1.2 A, 30 V Step-Down DC/DC Converter
PDF  63 Pages
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Manufacturer  NISSHINBO [Nisshinbo Micro Devices Inc.]
Direct Link  https://www.nisshinbo-microdevices.co.jp/en/
Logo NISSHINBO - Nisshinbo Micro Devices Inc.

CMS06 Datasheet(HTML) 8 Page - Nisshinbo Micro Devices Inc.

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R1245x
No. EA-269-240903
8
ELECTRICAL CHARACTERISTICS
Electrical Characteristics
(Unless otherwise noted, VIN = 12 V, Ta = 25ºC)
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
IIN
Consumption Current
VIN = 30 V, VFB = 1.0 V
0.5
1.0
mA
VUVLO1
UVLO Detect Voltage
Specified VIN falling edge
3.6
VUVLO2
−
0.2
VUVLO2
−
0.1
V
VUVLO2
UVLO Released Voltage
Specified rising edge
3.8
4.0
4.2
V
VFB
VFB Voltage Tolerance
0.792 0.800 0.808
V
ΔVFB/ΔTa VFB Voltage Temperature
Coefficient
−
40ºC ≤ Ta ≤ 105ºC
±100
ppm/
ºC
fosc
Oscillator Frequency
Ver. A/B
300
330
360
kHz
Ver. C/D
450
500
550
Ver. E/F
900
1000
1100
Ver. G/H
2200
2400
2600
fFLB
Fold back Frequency
VF B < 0.56 V
Ver. B/D
170
kHz
Ver. F
250
Ver. H
400
Maxduty
Oscillator Maximum
Duty Cycle
Ver. A/B/C/D
92
%
Ver. E/F
88
Ver. G/H
76
tstart
Soft-start Time
VFB = 0.72 V
1
ms
tDLY
Delay Time for Latch
Protection
Ver. A/C/E/G
4
ms
RLXH
Lx High Side Switch ON
Resistance
VBST − VLX = 4.5 V
0.35
ILXHOFF
Lx High Side Switch
Leakage Current
VIN = 30 V, VCE = 0 V
0
5
μA
ILIMLXH
Lx High Side Switch Limited
Current
VBST − VLX = 4.5 V
1.5
2.0
2.7
A
VCEL
CE “L” Input Voltage
VIN = 30 V
0.3
V
VCEH
CE “H” Input Voltage
VIN = 30 V
1.6
V
IFB
VFB Input Current
VIN = 30.0 V, VFB = 1.0 V
−
1.0
1.0
μA
ICEL
CE “L” Input Current
VIN = 30 V, VCE = 0 V
−
1.0
1.0
μA
ICEH
CE “H” Input Current
VIN = 30 V, VCE = 30 V
−
1.0
1.0
μA
TTSD
Thermal Shutdown Detect
Temperature
Hysteresis 30ºC
160
ºC
Istandby Standby Current
VIN = 30 V
0
5
μA



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