BD4215NUV Datasheet, PDF (1/5 Pages) Rohm – Silicon monolithic integrated circuit

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Structure
Product name
Silicon monolithic integrated circuit
Strobe capacitor charging control IC
Model No.
BD4215NUV
Features
1. Built-in power transistor
2. Adjustable transformer primary-side peak current to linear current with the
I_PEAK pin
3. Charging control switching with the CHARGE_ON pin
4. Includes high precision full charge voltage detection circuit and output pin
5. Various built-in protective circuits (TSD, UVLO, SDP)
6. Built-in IGBT driver
7. Employs small package: VSON010V3030 (3.0 mm×3.0 mm×1.0 mm)
○ Absolute Maximum Ratings（Ta=25°C）
Parameter
Symbol
Rating
Unit
VCC supply voltage
VCC
-0.3 to 7
V
SW pin
Voltage
Current ^*1
VSW
50
V
ISW
3
A
VOUT pin voltage
VVOUT -14 to 50
V
Input pin voltage (CHARGE_ON, I_PEAK, FLASH_ON, IGBT_EN)
VI
-0.3 to 7
V
Operating temperature range
Topr
-20 to +85
°C
Storage temperature range
Tstg
-55 to +150
°C
Junction temperature
Power dissipation
Tjmax
150
°C
Pd
1270^*2
mW
○ Operating Conditions（Ta=25°C）
Parameter
Symbol
Rating
Unit
VCC supply voltage range
VCC
2.6 to 5.5
V
SW pin
Voltage
Current ^*3
VSW
45
V
ISW
2.5
A
Input pin voltage (CHARGE_ON, I_PEAK, FLASH_ON, IGBT_EN)
VI
0 to VCC
V
*1 Pulse width: 100 μs
*2: Reduced by 10.16 mW/°C at Ta=25°C or more
(When mounted on a 74.2 mm×74.2 mm×1.6 mm glass epoxy, 4-layer board: Surface radiating copper foil of 6.28mm²,
copper foil laminated in each layer)
○ Outside marking and dimension (UNIT:mm)
○ Pin No.
PIN No.
Pin Name
Function
1
PGND
Power GND pin
2
IGBT_OUT
IGBT Driver output pin
3
FLASH_ON
IGBT Driver output start signal input pin
4
XFULL
Full charge detection signal output pin
5
I_PEAK
Ipeak current control signal input pin
6
IGBT_EN
IGBT Driver operation restriction input pin
7
CHARGE_ON
Charge start signal input pin
8
VCC
VCC supply pin
9
VOUT
Secondary voltage detection pin
10
SW
Switching pin
This is not designed for radiation resistance.
Fig.1 Outside marking and dimension
Notes on this document
The Japanese version of this document is the formal
specifications. The translated version of the document should
be used for reference.
If there is any difference between the formal specifications
and the translated version, the formal specifications shall take
priority.
REV. B