MB3788
8
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ELECTICAL CHARACTERISTICS
(Continued)
(V
CC
=6V, T
A
= +25°C)
Parameter Symbol Conditions
Value
Unit
Min Typ Max
Reference
voltage
Reference voltage V
REF
I
OR
= -1 mA
2.475 2.500 2.525 V
Output voltage temperature
variation
∆V
REF
/
V
REF
T
A
= -30° to +85°C-2±0.2 2 %
Input stability Line V
CC
= 3.6 V to 18 V — 2 10 mV
Load stability Load I
OR
= -0.1 mA to 1 mA — 3 10 mV
Short-circuit output current I
OS
V
REF
= 2 V -20 -8 -3 mA
Low voltage
malfunction
fail-safe
circuit
Threshold voltage
V
tH
——2.65—V
V
tL
——2.45—V
Hysteresis width V
HYS
—80200—mV
Reset voltage V
R
—1.51.9—V
Short-circuit
detection
comparator
Input offset voltage V
IO
— 0.58 0.65 0.72 V
Input bias current I
IB
V
I
= 0 V -200 -100 — nA
In-phase input voltage range V
ICM
—-0.2—V
CC
-1.8 V
Short-circuit
detector
Threshold voltage V
tPC
— 0.60 0.65 0.70 V
Input standby voltage V
STB
— — 50 100 mV
Input latch voltage V
I
— — 50 100 mV
Input source current I
Ibpc
— -1.4 -1.0 -0.6 µA
Error
amplifier
Input offset voltage V
IO
V
FB
= 1.6 V -10 — 10 mV
Input offset current I
IO
V
FB
= 1.6 V -100 — 100 nA
Input bias current I
IB
V
FB
= 1.6 V -200 -60 — nA
In-phase input voltage range V
ICM
—-0.2—V
CC
-1.8 V
Voltage gain A
V
—60100—dB
Frequency bandwidth BW A
V
= 0 dB — 800 — kHz
In-phase signal rejection ratio CMRR — 60 80 — dB
Maximum output voltage width
V
OM+
—V
REF
-0.3 2.4 — V
V
OM-
— — 0.05 0.5 V
Output sink current I
OM+
V
FB
= 1.6 V — 120 — µA
Output source current I
OM-
V
FB =
1.6 V — -2 — mA