TCC-202 Datasheet, PDF (5/23 Pages) ON Semiconductor – Two-Output PTIC Control IC

TCC−202
Table 5. BOOST CONVERTER CHARACTERISTICS
(AVDD from 2.3 V to 5.5 V; VIO from 1.62 V to 1.98 V; T_A = –30 to +85°C; C_HV = 47 nF; L_BOOST = 15 mH; unless otherwise specified)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VHV_min
Minimum programmable output volt-
Active mode
−
13
−
V
age (average), DAC Boost = 0h
VHV_max
Maximum programmable output volt-
age (average), DAC Boost = Fh
Active mode
−
28
−
Resolution
Boost voltage resolution
4−bit DAC
−
1
−
I_{L_BOOST_LIMIT} Inductor current limit
−
200
−
mA
Table 6. ANALOG OUTPUTS (OUT A, OUT B)
(AVDD from 2.3 V to 5.5 V; VIO from 1.62 V to 1.98 V; VHV = 26 V; T_A = –30 to +85°C; Rload = ∞ unless otherwise specified)
Parameter
Description
Min
Typ
Max
Unit
Comment
SHUTDOWN MODE
Z_OUT
OUT A, OUT B output impedance
7
−
−
MW
DAC disabled
ACTIVE MODE
V_OH
Maximum output voltage
V_OL
Minimum output voltage
Slew Rate
−
23.8
−
−
−
1
−
3
10
V
DAC A, B = 7Fh,
DAC Boost = Fh, I_OH < 10 mA
V
DAC A, B = 01h, DAC
Boost = 0h to Fh, I_OH < 10 mA
ms
2 V to 24 V step, measured at
V_OUT = 15.2 V,
R_LOAD = equivalent series load of
2.7 kW and 5.6 nF, Turbo enabled
R_PD
OUT A, OUT B set in pull−down
mode
−
−
1000
W
DAC A, B = 00h, DAC Boost = 0h to
Fh, selected output(s) is disabled
Resolution Voltage resolution (1−bit)
−
188
−
mV
(1 LSB = 1−bit)
V_OFFSET Zero scale, least squared best fit
−1
−
+1
LSB
Error
−3.0
−
+3.0
%V_OUT Over 2 V – 24 V V_O range
DNL
Differential non−linearity least
squared best fit
−0.9
−
+0.9
LSB
Over 2 V – 24 V V_O range
INL
Integral non−linearity least squared
−1
−
+1
LSB
Over 2 V – 24 V V_O range
best fit
I_SC
V_RIPPLE
Over current protection
Output ripple with all outputs at
steady state
−
5
65
mA
Any DAC output shorted to ground
−
−
40
mV RMS Over 2 V – 24 V for VHV = 23.5 V
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