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BM1P062FJ Datasheet(PDF) 3 Page - Rohm

Part # BM1P062FJ
Description  PWM Control type DC/DC converter IC
Download  21 Pages
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Manufacturer  ROHM [Rohm]
Direct Link  http://www.rohm.com
Logo ROHM - Rohm

BM1P062FJ Datasheet(HTML) 3 Page - Rohm

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Datasheet
Datasheet
BM1P061FJ / BM1P062FJ / BM1P101FJ / BM1P102FJ
TSZ02201-0F2F0A200090-1-2
22.NOV.2012.Rev.003
© 2012 ROHM Co., Ltd. All rights reserved.
www.rohm.com
TSZ22111・15・001
●Electrical Characteristics (Unless otherwise noted, Ta = 25
°C, VCC = 15 V)
Parameter
Symbol
Specifications
Unit
Conditions
Minimum
Standard
Maximum
[PWM type DCDC driver block]
Oscillation frequency 1a
F
SW1a
60
65
70
kHz
FB=2.00V
average frequency
BM1P061FJ/BM1P062FJ
Oscillation frequency 1b
F
SW1b
90
100
110
kHz
FB=2.00V
average frequency
BM1P101FJ/BM1P102FJ
Oscillation frequency 2
F
SW2
-
25
-
kHz
FB=0.40V
average frequency
Hopping fluctuation
frequency range 1
F
DEL1
-
4.0
-
kHz
FB=2.00V
average frequency
BM1P061FJ/BM1P062FJ
Hopping fluctuation
frequency range 2
F
DEL2
-
6.0
-
kHz
FB=2.00V
average frequency
BM1P101FJ/BM1P102FJ
Hopping fluctuation frequency
F
CH
75
125
175
Hz
Minimum pulse width
Tmin
-
400
-
ns
Soft start time 1
T
SS1
0.30
0.50
0.70
ms
Soft start time 2
T
SS2
0.60
1.00
1.40
ms
Soft start time 3
T
SS3
1.20
2.00
2.80
ms
Soft start time 4
T
SS4
2.40
4.00
5.60
ms
Maximum duty
Dmax
68.0
75.0
82.0
%
FB pin pull-up resistance
R
FB
22
30
38
kΩ
FB / CS gain
Gain
-
4.00
-
V/V
FB burst voltage 1
V
BST1
0.300
0.400
0.500
V
FB drop
FB burst voltage 2
V
BST2
0.350
0.450
0.550
V
FB drop
FB OLP voltage 1a
V
FOLP1A
2.60
2.80
3.00
V
When overload is detected
(FB rise)
FB OLP voltage 1b
V
FOLP1B
-
V
FOLP2A-0.2
-
V
When overload is detected
(FB drop)
FB OLP ON timer
T
FOLP
44
64
84
ms
FB OLP Start up timer
T
FOLP2
26
32
38
ms
FB OLP OFF timer
T
OLPST
358
512
666
ms
Latch released VCC voltage
V
LATCH
-
V
UVLO2-0.5
-
V
VCC Pin voltage
BM1P062FJ/BM1P102FJ
Latch mask time
T
LATCH
50
100
200
us
VCCOVP
BM1P062FJ/BM1P102FJ
[Over current detection block]
Over current detection voltage
V
CS
0.380
0.400
0.420
V
Ton=0us
Over current detection
voltage SS1
V
CS_SS1
-
0.100
-
V
0[ms] ~ Tss1[ms]
Over current detection
voltage SS2
V
CS_SS2
-
0.150
-
V
TSS1 [ms] ~ TSS2 [ms]
Over current detection
voltage SS3
V
CS_SS3
-
0.200
-
V
TSS2 [ms] ~ TSS3[ms]
Over current detection
voltage SS4
V
CS_SS4
-
0.300
-
V
TSS3 [ms] ~ TSS4 [ms]
Leading Edge Blanking Time
T
LEB
-
250
-
ns
Over current detection AC
Voltage compensation factor
K
CS
12
20
28
mV/us


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