UBA20262 データシートの表示（PDF） - NXP Semiconductors.
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UBA20262 Datasheet PDF : 32 Pages
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VDD
6
SUPPLY
REFERENCE
VOLTAGES
5 V DIGITAL MEMORY
5 V DIGITAL
5 V ANALOG
+
-
CP 13
PREHEAT/
BOOST TIMER
CB 14
VDD(stop)
RESET
5V
+
-
STEP
DIMMER
LOGIC
+
-
1 μA
6 μA
60 μA
SGND 15
REFERENCE
CURRENT
1.27 V
+-
25 μA
VOLTAGE
CONTROLLED OSCILLATOR
+
-
I
V
BOOTSTRAP
TEMPERATURE
SENSOR
160° 120° 80°
DIVIDE BY 2
LOGIC
STATE LOGIC
DRIVER
LOGIC
RESET STATE
START-UP STATE
PREHEAT STATE
IGNITION STATE
HOLD STATE
BOOST STATE
BURN STATE
POWER-DOWN STATE
LOGIC
FREQUENCY
CONTROL
4
BOOST
AMPLIFIER
OTA
+
-
LAMP
CURRENT
SENSOR
DSR
LEVEL
SHIFTER
HS driver GHS
LS driver GLS
CAPACITIVE MODE DETECTOR
+
-
Vth(capm)SLS
PREHEAT CURRENT SENSOR
+
-
Vph(SLS)
INDUCTOR SATURATION/
OVERCURRENT DETECTOR
+
-
25 μA
Vth(ocp)SLS
IGNITION CURRENT DETECTOR
-
2
+ Vth(det)ign(CSI)
QA QB
STEP DIM LEVEL SELECT
VMDL
VDIM_3
VDIM_2
VDIM_1
Vclamp(CSI)
16 FS
18 DHS
17 HBO
19 HBO
20 HBO
1 SLS
2 SLS
3 SLS
4 LSAT
5 PGND
12 n.c.
7
8
RREF
CF
Fig 1. Block diagram
10
11
CI
CSI
9
MDL
001aam982
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