M51996AP Datasheet, PDF (5/36 Pages) Mitsubishi Electric Semiconductor – SWITCHING REGULATOR CONTROL

M51996AP/AFP
Electrical Characteristics
Block
Supply
voltage/
circuit
current
Item
Operating supply
voltage range
Operation start up
voltage
Operation stop voltage
VCC(START), VCC(STOP)
difference
Stand-by current
Symbol
VCC
VCC(START)
VCC(STOP)
∆VCC
ICCL
F/B
OVP
CLM+
Operating circuit
current
Circuit current in OVP
state
Current at 0% duty
Current at maximum
duty
Current difference
between max and 0%
duty
F/B terminal voltage
ICCO
ICCOVP
IFBMIND
IFBMAXD
∆IFB
VFB
OVP terminal
resistance
OVP terminal H
threshold voltage
OVP terminal
hysteresis voltage
OVP terminal
threshold current
OVP terminal input
current
OVP reset supply
voltage
Difference supply
voltage between
operation stop and
OVP reset
Current from OVP
terminal for OVP reset
CLM+ terminal
threshold voltage
CLM+ terminal current
Delay time from CLM+
to VOUT
RFB
VTHOVPH
∆VTHOVP
ITHOVP
IINOVP
VCCOVPC
VCC(STOP) −
VCCOVPC
ITHOVPC
VTHCLM₊
IINCLM₊
TPDCLM₊
(V_CC = 18 V, Ta = 25°C, unless otherwise noted)
Limits
Min.
Typ. Max. Unit
Test Conditions
VCC(STOP)
—
30
V
15.2
16.2 17.2
V
9.0
9.9
10.9
V
5.0
6.3
7.6
V
∆VCC = VCC(START) − VCC(STOP)
65
50
7.3
8
1.3
140
–2.1
–0.9
100
100
11
12
2.0
210
–1.5
–0.6
150
200
17
19
3.0
320
–1.0
–0.4
µA VCC = 14.5 V, Ta = 25°C
VCC = 14.5 V,
–30 ≤ Ta ≤ 85°C
mA VCC = 15 V, f = 188 kHz
VCC = 30 V, f = 188 kHz
mA VCC = 25 V
µA VCC = 9.5 V
mA F/B terminal input current
mA F/B terminal input current
–1.35
–0.99 –0.70 mA ∆IFB = IFBMIND − IFBMAXD
4.9
420
540
—
80
80
7.5
0.55
5.9
600
750
30
150
150
9.0
1.20
7.1
780
960
—
250
250
10.0
—
V F/B terminal input current =
0.95 mA
Ω
mV
mV ∆VTHOVP = VTHOVPH − VTHOVPL
µA
µA VOVP = 400 mV
V OVP terminal is open. (high
impedance)
V
–480
–210
180
–280
—
–320
–140
200
–213
–93
220
µA VCC = 30 V
VCC = 18 V
mV
–200
150
–140
—
µA VCLM₊ = 0 V
ns
REJ03D0836-0201 Rev.2.01 Nov 14, 2007
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