CXA2534Q 데이터 시트보기 (PDF) - Sony Semiconductor
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CXA2534Q Datasheet PDF : 23 Pages
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CXA2534Q
Item
Symbol
Min.
Focus/Track mute on
VMFT (on)
—
Focus/Track mute off
VMFT (off)
2
Vref on voltage
Vref (on)
1.2
Vref off voltage
Vref (off)
—
3. PWM driver for PVCC
PSW output current
IPSW
10
PVCC shift voltage
VSHIF
0.2
PVCC leakage current
IPVCC (leakage) —
PWM transconductance
GPWM
1/67.5
4. DC to DC converter
4.1 Error amplifier
VCC1 threshold voltage
VCC1TH
3.05
Hi error output voltage
VEOH
1.5
Lo error output voltage
VEOL
—
4.2 Short circuit and Over voltage protection
SPRT voltage (normal)
VSPR
—
SPRT output current (EO=H) ISPR1
6
SPRT output current (OFF=L) ISPR2
12
SPRT output current
ISPR3
12
(Over-voltage)
SPRT impedance
RSPR
154
SPRT threshold voltage
VSPR (Th)
1.1
Over voltage protect threshold VBSEN (Th)
8
4.3 Sawtooth waveform
SW high output voltage
(Starting)
VSWH (start) 0.78
SW high output voltage
(Normal)
VSWH (nor)
1
SW low output voltage
VSWL (nor)
—
SW start freq
fSW1
55
SW free running freq
SW synchronized freq
Start freq duty cycle
Free freq duty cycle
Synchronized freq duty cycle
4.4 Soft start
DEAD pin impedance
DEAD pin voltage
fSW2
fSW3
DSW1
DSW2
DSW3
RDEAD
VDEAD
60
—
45
70
65
55
0.72
Typ.
—
—
—
—
13
0.3
0
1/50
3.2
1.65
—
0.05
10
20
20
220
1.23
8.4
0.98
1.5
0.1
85
70
88.2
55
80
75
80
0.82
Max.
0.8
—
—
0.8
17
0.4
3
1/32.5
3.37
—
0.2
0.1
16
32
32
297
1.36
9
1.13
—
0.4
115
82
—
65
90
85
105
0.92
Unit
V
V
V
V
mA
V
µA
1/kΩ
V
V
V
V
µA
µA
µA
kΩ
V
V
V
V
V
kHz
kHz
kHz
%
%
%
kΩ
V
Condition
FOCUS IN=1.8 V
FOCUS IN=1.8 V
SP IN=1.8 V
SP IN=1.8 V
SLED IN=2.1 V
SLED IN=1.8 V, PVCC–SLED+
PVCC=9 V, VCC1=VCC2=Batt=0 V
SL IN=1.8 V, PVCC=1.2 to 1.4 V
EI=0.7 V, Io=–100 µA
EI=1.36 V, Io=100 µA
EI=1.36 V
EI=0.7 V, VSPR=0 V
EI=1.36 V, OFF=0 V, VSPR=0 V
EI=1.36 V, Batt=9.5 V, VSPR=0 V
EI=0.7 V, TC=0 V
BSEN Voltage
Batt=TC=1.5 V, VCC1=VCC2=0 V,
Io=–2 mA, START=LO
TC=0 V, Io=–10 mA, EI=0.7 V
SPRT=0 V
TC=2 V, Io=10 mA
TC=420 pF, VCC1=VCC2=0 V,
START=LO
TC=420 pF, CLK=0 V
TC=420 pF, CLK=88.2 kHz
TC=420 pF, VCC1=VCC2=0 V
TC=420 pF, EI=0.7 V, CLK=0 V
TC=420 pF, EI=0.7 V
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