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HA17451AFP Datasheet(PDF) 7 Page - Hitachi Semiconductor

Part # HA17451AFP
Description  Switching Regulator Controllers for DC/DC Converters
PDF  15 Pages
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Manufacturer  HITACHI [Hitachi Semiconductor]
Direct Link  http://www.renesas.com/eng
Logo HITACHI - Hitachi Semiconductor

HA17451AFP Datasheet(HTML) 7 Page - Hitachi Semiconductor

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HA17451AP/HA17451AFP
7
Electrical Characteristics (Ta = 25
°C, V
CC = 6 V, fOSC = 200 kHz) (cont)
Dead Time Control Section
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Input threshold voltage
Vt0
2.05
2.25
V
f
OSC = 10 kHz
Duty cycle = 0%
Input threshold voltage
Vt100
1.20
1.45
Vf
OSC = 10 kHz
Duty cycle = 100%
Error Amp Section
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Input offset voltage
V
IO
− 6
6mV
V
O (pin 5, 12) = 1.25 V
Input offset current
I
IO
−100
100
nA
V
O (pin 5, 12) = 1.25 V
Input bias current
I
B
160
500
nA
V
O (pin 5, 12) = 1.25 V
Common mode input voltage
range
V
ICR
1.0
1.45
V
V
CC = 3.3 to 40 V
Open loop gain
A
V
70
80
dB
R
NF = 200 kΩ
*
Band width
GB
2.5
MHz
Common mode rejection ratio CMRR
40
60
dB
Maximum output voltage
V
OM+
Vref
−
0.15

V
V
OM-

1.0
Output sink current
I
OM+
0.5
1.6
mA
V
O = 1.25 V
Output source current
I
OM-
−70
−45
µAV
O = 1.25 V
Note:
R
NF is connected between pin 4 and 5 for channel 1, pin 12 and 13 for channel 2.
Output Section
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Collector off-state
current (1)
I
Leak (1)

10
µAV
O = 40 V
Collector off-state
current (2)
I
Leak (2)

10
µAV
O = 40 V
V
CC = Open
Saturation voltage
Vsat
1.2
2
V
I
O = 10 mA



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