NV-U74
36
1
EN
4
LBO
5
GND
2
VOUT
3
FB
6 VBAT
10 PGND
7 LBI
8 PS
9 SW
+
–
REGULATOR
BACKGATE
CONTROL
+
–
+
–
+
–
ANTI-
RINGING
VMAX
CONTROL
GATE
CONTROL
CONTROL
LOGIC
OSCILLATOR
TEMPERATURE
CONTROL
LOW BATTERY
COMPARATOR
ERROR
AMP
IC3005 TPS61027DRCR
+
–
4
5
1
2
ON/OFF
VOUT
VIN
VSS
3
NC
OVER CURRENT
PROTECTOR
REFERENCE
VOLTAGE CIRCUIT
ON/OFF
CIRCUIT
IC4501 S-T111B33MC-OGSTFG
IN+
1
VDD
2
IN–
3
VO+
5
GND
6
PVDD
9
GND
8
SHUTDOWN
4
+
–
VO–
7
PWM
H-
BRIDGE
BIAS
CIRCUITRY
INTERNAL
OSCILLATOR
IC3504 TPA2010D1YZFR
1
COM
2
INH
3
GND
4
GND
7 Y1
8 VCC
SWITCH
6 Y2
SWITCH
5 A
IC4502, 4503 SN74LVC2G53DCUR
Содержание NV-U74
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