MB39A104
7
(Continued)
(VCC = VCCO = 12 V, VREF = 0 mA, Ta = +25 °C)
*: Standard design value.
Parameter Symbol Pin No. Conditions
Value
Unit
Min Typ Max
8.Error amplifier bolck
[Error Amp1,
Error Amp2]
Frequency
bandwidth
BW 9, 16 A
V = 0 dB 1.6* MHz
Output voltage
V
OH 9, 16 4.7 4.9 V
V
OL 9, 16 40 200 mV
Output source
current
I
SOURCE 9, 16 FB1 = FB2 = 2 V −2 −1mA
Output sink current I
SINK 9, 16 FB1 = FB2 = 2 V 150 200 µA
9.PWM comparator
block
[PWM Comp.1,
PWM Comp.2]
Threshold voltage
V
T0 6, 19 Duty cycle = 0 % 1.4 1.5 V
V
T100 6, 19 Duty cycle = Dtr 2.5 2.6 V
Input current I
DTC 6, 19 DTC1 = DTC2 = 0.4 V −2.0 −0.6 µA
10.Overcurrent
protection circuit
block
[OCP1, OCP2]
ILIM terminal input
current
I
LIM 5, 20 RT = 24 kΩ, CT = 100 pF 99 110 121 µA
Offset voltage V
IO 5, 20 1 * mV
11.Bias
voltage
block
[VH]
Output voltage VH 2
VCC = VCCO = 7 V to 19 V
VH = 0 mA to 30 mA
VCC−
5.5
VCC−
5.0
VCC−
4.5
V
12.Output block
[Drive1, Drive2]
Output source
current
ISOURCE 3, 22
OUT1 to OUT4 = 7 V,
Duty ≤ 5 %
(t = 1/f
OSC×Duty)
−300 mA
Output sink current ISINK 3, 22
OUT1 to OUT4 = 12 V,
Duty ≤ 5 %
(t = 1/f
OSC×Duty)
350 mA
Output ON
resistor
R
OH 3, 22 OUT1 = OUT2 = −45 mA 8.0 12.0 Ω
R
OL 3, 22 OUT1 = OUT2 = 45 mA 6.5 9.7 Ω
13.Control block
[CTL]
CTL input voltage
V
IH 24 IC Active mode 2 19 V
V
IL 24 IC Standby mode 0 0.8 V
Input current
I
CTLH 24 CTL = 5 V 50 100 µA
I
CTLL 24 CTL = 0 V 1 µA
14.General
Standby current ICCS 1, 17 CTL = 0 V 010µA
Power supply
current
I
CC 1, 17 CTL = 5 V 4.0 6.0 mA
