Datasheet

VIN
EN
UVLO
PS
GND
L
VOUT
FB
VAUX
PGND
TPS61200
V = 0.3 - 0.5V
cell
V
OUT
Solar Cell
L1 4.7µH
R2
C
FF
C1
C3
R1
R5
C5
R6
R3
R7
R4
OPA379
C2
TLV431
R8
C4
MPP circuit
V
CELL
Charge
storage
device
V
CELL
VAUX
VAUX
Power ground
Reference ground
VAUX
RefDes Value
C1 >10 F
C2 >20 F
C3 1 F
C4 1 F
C5 10 nF
C 33 pF
L1 4.7 H
m
m
m
m
m
FF
RefDes Value
R1 750 k
R2 200 k
R3 1 k
R4 1 M
R5 100
R6 1 M
R7 100 k
R8 200 k
W
W
W
W
W
W
W
W
P
D(MAX)
+
T
J(MAX)
* T
A
R
qJA
+
125°C * 85°C
48.7 °CńW
+ 820 mW
TPS61200
TPS61201
TPS61202
SLVS577D –MARCH 2007–REVISED MARCH 2013 www.ti.com
(6)
Figure 26. WLED Driver Circuit ( See SLVA364)
Figure 27. Solar Cell Circuit (See SLVA345)
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