Datasheet

4 Electrical characteristics
VMPP-SET = 0.5 V, V
CTRL
= I
ctrl+
= I
ctrl-
= GND, XSHUT = 0.5 V, T
J
= -40 °C to 125 °C, unless otherwise
specified.
Table 4. Electrical characteristics
Symbol Parameter
Test
conditions
Min. Typ. Max. Unit
Input source section
V
MPP-SET
Low boost
voltage
threshold
V
OUT
= 3.3 V
0.4 0.45 0.50 V
I
q
Quiescent
current
I
LOAD
= 0 mA,
V
CTRL
= 2 V,
V
OUT
= 3.3 V
60 80
µA
I
SD
Shutdown
current
V
OUT
= 3.3 V,
V
CTRL
= 2 V,
I
LOAD
= 0 mA,
XSHUT = GND
0.7 5
I
rev
Reverse input
source current
V
MPP-SET
= -4
V, V
OUT
= 1.5 V
1 5
V
UVLO
Undervoltage
lockout
threshold for
turn ON @V
OUT
= 3.3 V
V
MPP-SET
increasing
0.27 0.34
V
Undervoltage
lockout
threshold for
turn OFF
@V
OUT
= 3.3 V
V
MPP-SET
decreasing
0.14 0.24
Power section
R
DS(on)
-N
N-channel
power switch
ON resistance
120
mΩ
R
DS(on)
-P
P-channel
synchronous
rectifier ON
resistance
V
CTRL
= 2 V
140
Control section
V
MPPT-THR
MPPT-mode
threshold
V
OUT
increasing,
V
MPP-SET
= 1.5
V
1.7 1.8 2 V
V
OUT
Output voltage
range
V
MPP-SET
≥ 1.5
V
2
5.2
(1)
V
P
OUT
(2)
Maximum
output power
V
MPP-SET
≥ 1.5
V
3 W
I
LX
Maximum
inductor current
peak
1.5 1.65 1.8 A
SPV1040
Electrical characteristics
DS6991 - Rev 8
page 5/17